diff --git a/README.md b/README.md index edbb8c0..2ea4333 100644 --- a/README.md +++ b/README.md @@ -5,6 +5,8 @@ C-wrapper for Android Trace utility (trace.h, systrace) for Swift. ## Getting started Read [Android Native Trace](https://developer.android.com/ndk/guides/tracing.html) +This tool works only on Android API 23 and higher (in accordance with Tracing API). +For Android API lower than 23 usage of tool doens't give any effect. ## Installation