React Native has arrived! http://www.reactnative.com/
What does this mean for UE? Well, we are open for business on building Native iOS and Android applications. It was officially released on Github just yesterday and already has over 7,000 stars.https://github.com/facebook/react-native
Our team is already working with it and we will be working on our new Fantasy Homeruns App (https://www.facebook.com/FantasyHomeRuns).