https://play.google.com/store/apps/details?id=com.aide.ui

AIDE is an integrated development environment (IDE) for developing real Android Apps directly on Android devices. This premium key enables the following features:

- Saving files in pure Java projects- Saving files in larger Android projects (5+ Java files)- Direct run without user prompt on rooted devices- Git push/commit- APK publishing- Offline SDK Help- Some customization options