How to Run APK Files on an Android SDK. An Android APK file contains all the open-source Java files used to set up and run the Google Android app.

Java is one of the “official” languages that Google supports for Android development — the other being Kotlin. While the latter is increasingly favored by Google however, Java remains ...

Java may still be the first programming language that springs to mind when you think about Android, but you don’t have to use Java for Android development. In fact, Kotlin is now Google’s ...