diff --git a/Aerial.xcodeproj/project.pbxproj b/Aerial.xcodeproj/project.pbxproj
index cef687a8..000c265a 100644
--- a/Aerial.xcodeproj/project.pbxproj
+++ b/Aerial.xcodeproj/project.pbxproj
@@ -413,7 +413,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0800;
-				LastUpgradeCheck = 1000;
+				LastUpgradeCheck = 1010;
 				ORGANIZATIONNAME = "John Coates";
 				TargetAttributes = {
 					FA143CD51BDA3E880041A82B = {
@@ -646,7 +646,7 @@
 				MACOSX_DEPLOYMENT_TARGET = 10.9;
 				PRODUCT_BUNDLE_IDENTIFIER = "com.johncoates.Aerial-Test";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_COMPILATION_MODE = singlefile;
+				SWIFT_COMPILATION_MODE = wholemodule;
 				SWIFT_OBJC_BRIDGING_HEADER = "Aerial/Source/Models/Time/Aerial-Bridging-Header.h";
 				SWIFT_SWIFT3_OBJC_INFERENCE = On;
 			};
diff --git a/Aerial.xcodeproj/xcshareddata/xcschemes/Aerial.xcscheme b/Aerial.xcodeproj/xcshareddata/xcschemes/Aerial.xcscheme
index 32087883..f94b9ebb 100644
--- a/Aerial.xcodeproj/xcshareddata/xcschemes/Aerial.xcscheme
+++ b/Aerial.xcodeproj/xcshareddata/xcschemes/Aerial.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1000"
+   LastUpgradeVersion = "1010"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
diff --git a/Aerial.xcodeproj/xcshareddata/xcschemes/AerialApp.xcscheme b/Aerial.xcodeproj/xcshareddata/xcschemes/AerialApp.xcscheme
index 585ed627..00113465 100644
--- a/Aerial.xcodeproj/xcshareddata/xcschemes/AerialApp.xcscheme
+++ b/Aerial.xcodeproj/xcshareddata/xcschemes/AerialApp.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1000"
+   LastUpgradeVersion = "1010"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
diff --git a/Aerial/App/AppDelegate.swift b/Aerial/App/AppDelegate.swift
index d567e640..4cb65f6c 100644
--- a/Aerial/App/AppDelegate.swift
+++ b/Aerial/App/AppDelegate.swift
@@ -16,7 +16,7 @@ class AppDelegate: NSObject, NSApplicationDelegate {
 
     func applicationDidFinishLaunching(_ notification: Notification) {
         let objects = objectsFromNib(loadNibNamed: "PreferencesWindow")
-
+        preferencesWindowController.appMode = true
         // We need to find the correct window in our nib
         let object = objects.first { object in
             if let window = object as? NSWindow, window.identifier?.rawValue == "preferencesWindow" {
diff --git a/Aerial/App/Resources/Assets.xcassets/AppIcon.appiconset/Contents.json b/Aerial/App/Resources/Assets.xcassets/AppIcon.appiconset/Contents.json
index 2db2b1c7..307be1e9 100644
--- a/Aerial/App/Resources/Assets.xcassets/AppIcon.appiconset/Contents.json
+++ b/Aerial/App/Resources/Assets.xcassets/AppIcon.appiconset/Contents.json
@@ -46,8 +46,9 @@
       "scale" : "1x"
     },
     {
-      "idiom" : "mac",
       "size" : "512x512",
+      "idiom" : "mac",
+      "filename" : "icon-1024.png",
       "scale" : "2x"
     }
   ],
diff --git a/Aerial/App/Resources/Assets.xcassets/AppIcon.appiconset/icon-1024.png b/Aerial/App/Resources/Assets.xcassets/AppIcon.appiconset/icon-1024.png
new file mode 100644
index 00000000..78a3a1be
Binary files /dev/null and b/Aerial/App/Resources/Assets.xcassets/AppIcon.appiconset/icon-1024.png differ
diff --git a/Aerial/App/Resources/Base.lproj/MainMenu.xib b/Aerial/App/Resources/Base.lproj/MainMenu.xib
index a7bfad80..558cd7c6 100644
--- a/Aerial/App/Resources/Base.lproj/MainMenu.xib
+++ b/Aerial/App/Resources/Base.lproj/MainMenu.xib
@@ -1,8 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="3.0" toolsVersion="11201" systemVersion="16A323" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" customObjectInstantitationMethod="direct">
+<document type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="3.0" toolsVersion="14460.31" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" customObjectInstantitationMethod="direct">
     <dependencies>
         <deployment version="101100" identifier="macosx"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="11201"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="14460.31"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <objects>
         <customObject id="-2" userLabel="File's Owner" customClass="NSApplication">
@@ -12,7 +13,7 @@
         </customObject>
         <customObject id="-1" userLabel="First Responder" customClass="FirstResponder"/>
         <customObject id="-3" userLabel="Application" customClass="NSObject"/>
-        <customObject id="Voe-Tx-rLC" customClass="AppDelegate" customModule="Aerial_Test" customModuleProvider="target">
+        <customObject id="Voe-Tx-rLC" customClass="AppDelegate" customModule="AerialApp" customModuleProvider="target">
             <connections>
                 <outlet property="window" destination="QvC-M9-y7g" id="gIp-Ho-8D9"/>
             </connections>
@@ -20,11 +21,11 @@
         <customObject id="YLy-65-1bz" customClass="NSFontManager"/>
         <menu title="Main Menu" systemMenu="main" id="AYu-sK-qS6">
             <items>
-                <menuItem title="Aerial Test" id="1Xt-HY-uBw">
+                <menuItem title="AerialApp" id="1Xt-HY-uBw">
                     <modifierMask key="keyEquivalentModifierMask"/>
-                    <menu key="submenu" title="Aerial Test" systemMenu="apple" id="uQy-DD-JDr">
+                    <menu key="submenu" title="AerialApp" systemMenu="apple" id="uQy-DD-JDr">
                         <items>
-                            <menuItem title="About Aerial Test" id="5kV-Vb-QxS">
+                            <menuItem title="About AerialApp" id="5kV-Vb-QxS">
                                 <modifierMask key="keyEquivalentModifierMask"/>
                                 <connections>
                                     <action selector="orderFrontStandardAboutPanel:" target="-1" id="Exp-CZ-Vem"/>
@@ -38,7 +39,7 @@
                                 <menu key="submenu" title="Services" systemMenu="services" id="hz9-B4-Xy5"/>
                             </menuItem>
                             <menuItem isSeparatorItem="YES" id="4je-JR-u6R"/>
-                            <menuItem title="Hide Aerial Test" keyEquivalent="h" id="Olw-nP-bQN">
+                            <menuItem title="Hide AerialApp" keyEquivalent="h" id="Olw-nP-bQN">
                                 <connections>
                                     <action selector="hide:" target="-1" id="PnN-Uc-m68"/>
                                 </connections>
@@ -56,7 +57,7 @@
                                 </connections>
                             </menuItem>
                             <menuItem isSeparatorItem="YES" id="kCx-OE-vgT"/>
-                            <menuItem title="Quit Aerial Test" keyEquivalent="q" id="4sb-4s-VLi">
+                            <menuItem title="Quit AerialApp" keyEquivalent="q" id="4sb-4s-VLi">
                                 <connections>
                                     <action selector="terminate:" target="-1" id="Te7-pn-YzF"/>
                                 </connections>
@@ -64,570 +65,6 @@
                         </items>
                     </menu>
                 </menuItem>
-                <menuItem title="File" id="dMs-cI-mzQ">
-                    <modifierMask key="keyEquivalentModifierMask"/>
-                    <menu key="submenu" title="File" id="bib-Uj-vzu">
-                        <items>
-                            <menuItem title="New" keyEquivalent="n" id="Was-JA-tGl">
-                                <connections>
-                                    <action selector="newDocument:" target="-1" id="4Si-XN-c54"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem title="Open…" keyEquivalent="o" id="IAo-SY-fd9">
-                                <connections>
-                                    <action selector="openDocument:" target="-1" id="bVn-NM-KNZ"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem title="Open Recent" id="tXI-mr-wws">
-                                <modifierMask key="keyEquivalentModifierMask"/>
-                                <menu key="submenu" title="Open Recent" systemMenu="recentDocuments" id="oas-Oc-fiZ">
-                                    <items>
-                                        <menuItem title="Clear Menu" id="vNY-rz-j42">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="clearRecentDocuments:" target="-1" id="Daa-9d-B3U"/>
-                                            </connections>
-                                        </menuItem>
-                                    </items>
-                                </menu>
-                            </menuItem>
-                            <menuItem isSeparatorItem="YES" id="m54-Is-iLE"/>
-                            <menuItem title="Close" keyEquivalent="w" id="DVo-aG-piG">
-                                <connections>
-                                    <action selector="performClose:" target="-1" id="HmO-Ls-i7Q"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem title="Save…" keyEquivalent="s" id="pxx-59-PXV">
-                                <connections>
-                                    <action selector="saveDocument:" target="-1" id="teZ-XB-qJY"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem title="Save As…" keyEquivalent="S" id="Bw7-FT-i3A">
-                                <connections>
-                                    <action selector="saveDocumentAs:" target="-1" id="mDf-zr-I0C"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem title="Revert to Saved" id="KaW-ft-85H">
-                                <modifierMask key="keyEquivalentModifierMask"/>
-                                <connections>
-                                    <action selector="revertDocumentToSaved:" target="-1" id="iJ3-Pv-kwq"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem isSeparatorItem="YES" id="aJh-i4-bef"/>
-                            <menuItem title="Page Setup…" keyEquivalent="P" id="qIS-W8-SiK">
-                                <modifierMask key="keyEquivalentModifierMask" shift="YES" command="YES"/>
-                                <connections>
-                                    <action selector="runPageLayout:" target="-1" id="Din-rz-gC5"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem title="Print…" keyEquivalent="p" id="aTl-1u-JFS">
-                                <connections>
-                                    <action selector="print:" target="-1" id="qaZ-4w-aoO"/>
-                                </connections>
-                            </menuItem>
-                        </items>
-                    </menu>
-                </menuItem>
-                <menuItem title="Edit" id="5QF-Oa-p0T">
-                    <modifierMask key="keyEquivalentModifierMask"/>
-                    <menu key="submenu" title="Edit" id="W48-6f-4Dl">
-                        <items>
-                            <menuItem title="Undo" keyEquivalent="z" id="dRJ-4n-Yzg">
-                                <connections>
-                                    <action selector="undo:" target="-1" id="M6e-cu-g7V"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem title="Redo" keyEquivalent="Z" id="6dh-zS-Vam">
-                                <connections>
-                                    <action selector="redo:" target="-1" id="oIA-Rs-6OD"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem isSeparatorItem="YES" id="WRV-NI-Exz"/>
-                            <menuItem title="Cut" keyEquivalent="x" id="uRl-iY-unG">
-                                <connections>
-                                    <action selector="cut:" target="-1" id="YJe-68-I9s"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem title="Copy" keyEquivalent="c" id="x3v-GG-iWU">
-                                <connections>
-                                    <action selector="copy:" target="-1" id="G1f-GL-Joy"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem title="Paste" keyEquivalent="v" id="gVA-U4-sdL">
-                                <connections>
-                                    <action selector="paste:" target="-1" id="UvS-8e-Qdg"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem title="Paste and Match Style" keyEquivalent="V" id="WeT-3V-zwk">
-                                <modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
-                                <connections>
-                                    <action selector="pasteAsPlainText:" target="-1" id="cEh-KX-wJQ"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem title="Delete" id="pa3-QI-u2k">
-                                <modifierMask key="keyEquivalentModifierMask"/>
-                                <connections>
-                                    <action selector="delete:" target="-1" id="0Mk-Ml-PaM"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem title="Select All" keyEquivalent="a" id="Ruw-6m-B2m">
-                                <connections>
-                                    <action selector="selectAll:" target="-1" id="VNm-Mi-diN"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem isSeparatorItem="YES" id="uyl-h8-XO2"/>
-                            <menuItem title="Find" id="4EN-yA-p0u">
-                                <modifierMask key="keyEquivalentModifierMask"/>
-                                <menu key="submenu" title="Find" id="1b7-l0-nxx">
-                                    <items>
-                                        <menuItem title="Find…" tag="1" keyEquivalent="f" id="Xz5-n4-O0W">
-                                            <connections>
-                                                <action selector="performFindPanelAction:" target="-1" id="cD7-Qs-BN4"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Find and Replace…" tag="12" keyEquivalent="f" id="YEy-JH-Tfz">
-                                            <modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
-                                            <connections>
-                                                <action selector="performFindPanelAction:" target="-1" id="WD3-Gg-5AJ"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Find Next" tag="2" keyEquivalent="g" id="q09-fT-Sye">
-                                            <connections>
-                                                <action selector="performFindPanelAction:" target="-1" id="NDo-RZ-v9R"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Find Previous" tag="3" keyEquivalent="G" id="OwM-mh-QMV">
-                                            <connections>
-                                                <action selector="performFindPanelAction:" target="-1" id="HOh-sY-3ay"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Use Selection for Find" tag="7" keyEquivalent="e" id="buJ-ug-pKt">
-                                            <connections>
-                                                <action selector="performFindPanelAction:" target="-1" id="U76-nv-p5D"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Jump to Selection" keyEquivalent="j" id="S0p-oC-mLd">
-                                            <connections>
-                                                <action selector="centerSelectionInVisibleArea:" target="-1" id="IOG-6D-g5B"/>
-                                            </connections>
-                                        </menuItem>
-                                    </items>
-                                </menu>
-                            </menuItem>
-                            <menuItem title="Spelling and Grammar" id="Dv1-io-Yv7">
-                                <modifierMask key="keyEquivalentModifierMask"/>
-                                <menu key="submenu" title="Spelling" id="3IN-sU-3Bg">
-                                    <items>
-                                        <menuItem title="Show Spelling and Grammar" keyEquivalent=":" id="HFo-cy-zxI">
-                                            <connections>
-                                                <action selector="showGuessPanel:" target="-1" id="vFj-Ks-hy3"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Check Document Now" keyEquivalent=";" id="hz2-CU-CR7">
-                                            <connections>
-                                                <action selector="checkSpelling:" target="-1" id="fz7-VC-reM"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem isSeparatorItem="YES" id="bNw-od-mp5"/>
-                                        <menuItem title="Check Spelling While Typing" id="rbD-Rh-wIN">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="toggleContinuousSpellChecking:" target="-1" id="7w6-Qz-0kB"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Check Grammar With Spelling" id="mK6-2p-4JG">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="toggleGrammarChecking:" target="-1" id="muD-Qn-j4w"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Correct Spelling Automatically" id="78Y-hA-62v">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="toggleAutomaticSpellingCorrection:" target="-1" id="2lM-Qi-WAP"/>
-                                            </connections>
-                                        </menuItem>
-                                    </items>
-                                </menu>
-                            </menuItem>
-                            <menuItem title="Substitutions" id="9ic-FL-obx">
-                                <modifierMask key="keyEquivalentModifierMask"/>
-                                <menu key="submenu" title="Substitutions" id="FeM-D8-WVr">
-                                    <items>
-                                        <menuItem title="Show Substitutions" id="z6F-FW-3nz">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="orderFrontSubstitutionsPanel:" target="-1" id="oku-mr-iSq"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem isSeparatorItem="YES" id="gPx-C9-uUO"/>
-                                        <menuItem title="Smart Copy/Paste" id="9yt-4B-nSM">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="toggleSmartInsertDelete:" target="-1" id="3IJ-Se-DZD"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Smart Quotes" id="hQb-2v-fYv">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="toggleAutomaticQuoteSubstitution:" target="-1" id="ptq-xd-QOA"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Smart Dashes" id="rgM-f4-ycn">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="toggleAutomaticDashSubstitution:" target="-1" id="oCt-pO-9gS"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Smart Links" id="cwL-P1-jid">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="toggleAutomaticLinkDetection:" target="-1" id="Gip-E3-Fov"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Data Detectors" id="tRr-pd-1PS">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="toggleAutomaticDataDetection:" target="-1" id="R1I-Nq-Kbl"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Text Replacement" id="HFQ-gK-NFA">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="toggleAutomaticTextReplacement:" target="-1" id="DvP-Fe-Py6"/>
-                                            </connections>
-                                        </menuItem>
-                                    </items>
-                                </menu>
-                            </menuItem>
-                            <menuItem title="Transformations" id="2oI-Rn-ZJC">
-                                <modifierMask key="keyEquivalentModifierMask"/>
-                                <menu key="submenu" title="Transformations" id="c8a-y6-VQd">
-                                    <items>
-                                        <menuItem title="Make Upper Case" id="vmV-6d-7jI">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="uppercaseWord:" target="-1" id="sPh-Tk-edu"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Make Lower Case" id="d9M-CD-aMd">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="lowercaseWord:" target="-1" id="iUZ-b5-hil"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Capitalize" id="UEZ-Bs-lqG">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="capitalizeWord:" target="-1" id="26H-TL-nsh"/>
-                                            </connections>
-                                        </menuItem>
-                                    </items>
-                                </menu>
-                            </menuItem>
-                            <menuItem title="Speech" id="xrE-MZ-jX0">
-                                <modifierMask key="keyEquivalentModifierMask"/>
-                                <menu key="submenu" title="Speech" id="3rS-ZA-NoH">
-                                    <items>
-                                        <menuItem title="Start Speaking" id="Ynk-f8-cLZ">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="startSpeaking:" target="-1" id="654-Ng-kyl"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Stop Speaking" id="Oyz-dy-DGm">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="stopSpeaking:" target="-1" id="dX8-6p-jy9"/>
-                                            </connections>
-                                        </menuItem>
-                                    </items>
-                                </menu>
-                            </menuItem>
-                        </items>
-                    </menu>
-                </menuItem>
-                <menuItem title="Format" id="jxT-CU-nIS">
-                    <modifierMask key="keyEquivalentModifierMask"/>
-                    <menu key="submenu" title="Format" id="GEO-Iw-cKr">
-                        <items>
-                            <menuItem title="Font" id="Gi5-1S-RQB">
-                                <modifierMask key="keyEquivalentModifierMask"/>
-                                <menu key="submenu" title="Font" systemMenu="font" id="aXa-aM-Jaq">
-                                    <items>
-                                        <menuItem title="Show Fonts" keyEquivalent="t" id="Q5e-8K-NDq">
-                                            <connections>
-                                                <action selector="orderFrontFontPanel:" target="YLy-65-1bz" id="WHr-nq-2xA"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Bold" tag="2" keyEquivalent="b" id="GB9-OM-e27">
-                                            <connections>
-                                                <action selector="addFontTrait:" target="YLy-65-1bz" id="hqk-hr-sYV"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Italic" tag="1" keyEquivalent="i" id="Vjx-xi-njq">
-                                            <connections>
-                                                <action selector="addFontTrait:" target="YLy-65-1bz" id="IHV-OB-c03"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Underline" keyEquivalent="u" id="WRG-CD-K1S">
-                                            <connections>
-                                                <action selector="underline:" target="-1" id="FYS-2b-JAY"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem isSeparatorItem="YES" id="5gT-KC-WSO"/>
-                                        <menuItem title="Bigger" tag="3" keyEquivalent="+" id="Ptp-SP-VEL">
-                                            <connections>
-                                                <action selector="modifyFont:" target="YLy-65-1bz" id="Uc7-di-UnL"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Smaller" tag="4" keyEquivalent="-" id="i1d-Er-qST">
-                                            <connections>
-                                                <action selector="modifyFont:" target="YLy-65-1bz" id="HcX-Lf-eNd"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem isSeparatorItem="YES" id="kx3-Dk-x3B"/>
-                                        <menuItem title="Kern" id="jBQ-r6-VK2">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <menu key="submenu" title="Kern" id="tlD-Oa-oAM">
-                                                <items>
-                                                    <menuItem title="Use Default" id="GUa-eO-cwY">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="useStandardKerning:" target="-1" id="6dk-9l-Ckg"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Use None" id="cDB-IK-hbR">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="turnOffKerning:" target="-1" id="U8a-gz-Maa"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Tighten" id="46P-cB-AYj">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="tightenKerning:" target="-1" id="hr7-Nz-8ro"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Loosen" id="ogc-rX-tC1">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="loosenKerning:" target="-1" id="8i4-f9-FKE"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                </items>
-                                            </menu>
-                                        </menuItem>
-                                        <menuItem title="Ligatures" id="o6e-r0-MWq">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <menu key="submenu" title="Ligatures" id="w0m-vy-SC9">
-                                                <items>
-                                                    <menuItem title="Use Default" id="agt-UL-0e3">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="useStandardLigatures:" target="-1" id="7uR-wd-Dx6"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Use None" id="J7y-lM-qPV">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="turnOffLigatures:" target="-1" id="iX2-gA-Ilz"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Use All" id="xQD-1f-W4t">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="useAllLigatures:" target="-1" id="KcB-kA-TuK"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                </items>
-                                            </menu>
-                                        </menuItem>
-                                        <menuItem title="Baseline" id="OaQ-X3-Vso">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <menu key="submenu" title="Baseline" id="ijk-EB-dga">
-                                                <items>
-                                                    <menuItem title="Use Default" id="3Om-Ey-2VK">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="unscript:" target="-1" id="0vZ-95-Ywn"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Superscript" id="Rqc-34-cIF">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="superscript:" target="-1" id="3qV-fo-wpU"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Subscript" id="I0S-gh-46l">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="subscript:" target="-1" id="Q6W-4W-IGz"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Raise" id="2h7-ER-AoG">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="raiseBaseline:" target="-1" id="4sk-31-7Q9"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Lower" id="1tx-W0-xDw">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="lowerBaseline:" target="-1" id="OF1-bc-KW4"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                </items>
-                                            </menu>
-                                        </menuItem>
-                                        <menuItem isSeparatorItem="YES" id="Ndw-q3-faq"/>
-                                        <menuItem title="Show Colors" keyEquivalent="C" id="bgn-CT-cEk">
-                                            <connections>
-                                                <action selector="orderFrontColorPanel:" target="-1" id="mSX-Xz-DV3"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem isSeparatorItem="YES" id="iMs-zA-UFJ"/>
-                                        <menuItem title="Copy Style" keyEquivalent="c" id="5Vv-lz-BsD">
-                                            <modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
-                                            <connections>
-                                                <action selector="copyFont:" target="-1" id="GJO-xA-L4q"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Paste Style" keyEquivalent="v" id="vKC-jM-MkH">
-                                            <modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
-                                            <connections>
-                                                <action selector="pasteFont:" target="-1" id="JfD-CL-leO"/>
-                                            </connections>
-                                        </menuItem>
-                                    </items>
-                                </menu>
-                            </menuItem>
-                            <menuItem title="Text" id="Fal-I4-PZk">
-                                <modifierMask key="keyEquivalentModifierMask"/>
-                                <menu key="submenu" title="Text" id="d9c-me-L2H">
-                                    <items>
-                                        <menuItem title="Align Left" keyEquivalent="{" id="ZM1-6Q-yy1">
-                                            <connections>
-                                                <action selector="alignLeft:" target="-1" id="zUv-R1-uAa"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Center" keyEquivalent="|" id="VIY-Ag-zcb">
-                                            <connections>
-                                                <action selector="alignCenter:" target="-1" id="spX-mk-kcS"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Justify" id="J5U-5w-g23">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="alignJustified:" target="-1" id="ljL-7U-jND"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Align Right" keyEquivalent="}" id="wb2-vD-lq4">
-                                            <connections>
-                                                <action selector="alignRight:" target="-1" id="r48-bG-YeY"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem isSeparatorItem="YES" id="4s2-GY-VfK"/>
-                                        <menuItem title="Writing Direction" id="H1b-Si-o9J">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <menu key="submenu" title="Writing Direction" id="8mr-sm-Yjd">
-                                                <items>
-                                                    <menuItem title="Paragraph" enabled="NO" id="ZvO-Gk-QUH">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                    </menuItem>
-                                                    <menuItem id="YGs-j5-SAR">
-                                                        <string key="title">	Default</string>
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="makeBaseWritingDirectionNatural:" target="-1" id="qtV-5e-UBP"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem id="Lbh-J2-qVU">
-                                                        <string key="title">	Left to Right</string>
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="makeBaseWritingDirectionLeftToRight:" target="-1" id="S0X-9S-QSf"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem id="jFq-tB-4Kx">
-                                                        <string key="title">	Right to Left</string>
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="makeBaseWritingDirectionRightToLeft:" target="-1" id="5fk-qB-AqJ"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem isSeparatorItem="YES" id="swp-gr-a21"/>
-                                                    <menuItem title="Selection" enabled="NO" id="cqv-fj-IhA">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                    </menuItem>
-                                                    <menuItem id="Nop-cj-93Q">
-                                                        <string key="title">	Default</string>
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="makeTextWritingDirectionNatural:" target="-1" id="lPI-Se-ZHp"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem id="BgM-ve-c93">
-                                                        <string key="title">	Left to Right</string>
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="makeTextWritingDirectionLeftToRight:" target="-1" id="caW-Bv-w94"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem id="RB4-Sm-HuC">
-                                                        <string key="title">	Right to Left</string>
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="makeTextWritingDirectionRightToLeft:" target="-1" id="EXD-6r-ZUu"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                </items>
-                                            </menu>
-                                        </menuItem>
-                                        <menuItem isSeparatorItem="YES" id="fKy-g9-1gm"/>
-                                        <menuItem title="Show Ruler" id="vLm-3I-IUL">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="toggleRuler:" target="-1" id="FOx-HJ-KwY"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Copy Ruler" keyEquivalent="c" id="MkV-Pr-PK5">
-                                            <modifierMask key="keyEquivalentModifierMask" control="YES" command="YES"/>
-                                            <connections>
-                                                <action selector="copyRuler:" target="-1" id="71i-fW-3W2"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Paste Ruler" keyEquivalent="v" id="LVM-kO-fVI">
-                                            <modifierMask key="keyEquivalentModifierMask" control="YES" command="YES"/>
-                                            <connections>
-                                                <action selector="pasteRuler:" target="-1" id="cSh-wd-qM2"/>
-                                            </connections>
-                                        </menuItem>
-                                    </items>
-                                </menu>
-                            </menuItem>
-                        </items>
-                    </menu>
-                </menuItem>
-                <menuItem title="View" id="H8h-7b-M4v">
-                    <modifierMask key="keyEquivalentModifierMask"/>
-                    <menu key="submenu" title="View" id="HyV-fh-RgO">
-                        <items>
-                            <menuItem title="Show Toolbar" keyEquivalent="t" id="snW-S8-Cw5">
-                                <modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
-                                <connections>
-                                    <action selector="toggleToolbarShown:" target="-1" id="BXY-wc-z0C"/>
-                                </connections>
-                            </menuItem>
-                            <menuItem title="Customize Toolbar…" id="1UK-8n-QPP">
-                                <modifierMask key="keyEquivalentModifierMask"/>
-                                <connections>
-                                    <action selector="runToolbarCustomizationPalette:" target="-1" id="pQI-g3-MTW"/>
-                                </connections>
-                            </menuItem>
-                        </items>
-                    </menu>
-                </menuItem>
                 <menuItem title="Window" id="aUF-d1-5bR">
                     <modifierMask key="keyEquivalentModifierMask"/>
                     <menu key="submenu" title="Window" systemMenu="window" id="Td7-aD-5lo">
@@ -657,7 +94,7 @@
                     <modifierMask key="keyEquivalentModifierMask"/>
                     <menu key="submenu" title="Help" systemMenu="help" id="F2S-fz-NVQ">
                         <items>
-                            <menuItem title="Aerial Test Help" keyEquivalent="?" id="FKE-Sm-Kum">
+                            <menuItem title="AerialApp Help" keyEquivalent="?" id="FKE-Sm-Kum">
                                 <connections>
                                     <action selector="showHelp:" target="-1" id="y7X-2Q-9no"/>
                                 </connections>
@@ -667,22 +104,22 @@
                 </menuItem>
             </items>
         </menu>
-        <window title="Aerial Test" allowsToolTipsWhenApplicationIsInactive="NO" autorecalculatesKeyViewLoop="NO" releasedWhenClosed="NO" animationBehavior="default" id="QvC-M9-y7g">
-            <windowStyleMask key="styleMask" titled="YES" closable="YES" miniaturizable="YES" resizable="YES"/>
+        <window title="Aerial Preview" allowsToolTipsWhenApplicationIsInactive="NO" autorecalculatesKeyViewLoop="NO" releasedWhenClosed="NO" animationBehavior="default" id="QvC-M9-y7g">
+            <windowStyleMask key="styleMask" titled="YES" closable="YES"/>
             <windowPositionMask key="initialPositionMask" leftStrut="YES" rightStrut="YES" topStrut="YES" bottomStrut="YES"/>
-            <rect key="contentRect" x="335" y="390" width="625" height="291"/>
+            <rect key="contentRect" x="335" y="390" width="1024" height="640"/>
             <rect key="screenRect" x="0.0" y="0.0" width="2560" height="1417"/>
             <view key="contentView" id="EiT-Mj-1SZ">
-                <rect key="frame" x="0.0" y="0.0" width="625" height="291"/>
+                <rect key="frame" x="0.0" y="0.0" width="1024" height="640"/>
                 <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                 <subviews>
                     <customView fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="M0V-7R-ZSD" customClass="AerialView">
-                        <rect key="frame" x="0.0" y="0.0" width="625" height="291"/>
+                        <rect key="frame" x="0.0" y="0.0" width="1024" height="640"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                     </customView>
                 </subviews>
             </view>
-            <point key="canvasLocation" x="590.5" y="316.5"/>
+            <point key="canvasLocation" x="513" y="402"/>
         </window>
     </objects>
 </document>
diff --git a/Aerial/App/Resources/Info.plist b/Aerial/App/Resources/Info.plist
index 335391bc..e8db4759 100644
--- a/Aerial/App/Resources/Info.plist
+++ b/Aerial/App/Resources/Info.plist
@@ -17,11 +17,13 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.4.4beta4</string>
+	<string>1.4.5beta2</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>
 	<string>1</string>
+	<key>LSApplicationCategoryType</key>
+	<string>public.app-category.utilities</string>
 	<key>LSMinimumSystemVersion</key>
 	<string>$(MACOSX_DEPLOYMENT_TARGET)</string>
 	<key>NSAppTransportSecurity</key>
diff --git a/Aerial/Source/Controllers/PreferencesWindowController.swift b/Aerial/Source/Controllers/PreferencesWindowController.swift
index 4a29800e..8b3cadf6 100644
--- a/Aerial/Source/Controllers/PreferencesWindowController.swift
+++ b/Aerial/Source/Controllers/PreferencesWindowController.swift
@@ -174,6 +174,8 @@ class PreferencesWindowController: NSWindowController, NSOutlineViewDataSource,
 
     var locationManager: CLLocationManager?
 
+    public var appMode: Bool = false
+
     // MARK: - Init
     required init?(coder decoder: NSCoder) {
         self.fontManager = NSFontManager.shared
@@ -479,7 +481,7 @@ class PreferencesWindowController: NSWindowController, NSOutlineViewDataSource,
         } else {
             sleepAfterLabel.stringValue = "Unable to determine your Mac sleep settings"
         }
-
+        debugLog("appMode : \(appMode)")
     }
 
     override func windowDidLoad() {
@@ -492,15 +494,10 @@ class PreferencesWindowController: NSWindowController, NSOutlineViewDataSource,
 
     @IBAction func close(_ sender: AnyObject?) {
         logPanel.close()
-        window?.sheetParent?.endSheet(window!)
-        if #available(OSX 10.14, *) {
+        if appMode {
+            NSApplication.shared.terminate(nil)
         } else {
-            // Is there a better feeling than fixing a weird bug calling methods
-            // documented as "never invoke this method directly" ?
-            window?.resignMain()
-            window?.resignKey()
-            window?.becomeMain()
-            window?.becomeKey()
+            window?.sheetParent?.endSheet(window!)
         }
     }