This takes full advantage of RCTKeyboardObserver.m, which is built-in. In XCode, in the project navigator, select your project. Add the lib*.a from the keyboardevents project to your project's Build Phases ➜ Link Binary With Libraries Click .xcodeproj file you added before in the project navigator and go the Build Settings tab. Make sure 'All' is toggled on (instead of 'Basic'). Look for Header Search Paths and make sure it contains both $(SRCROOT)/../react-native/React and $(SRCROOT)/../../React - mark both as recursive.