AravKuk (Kitvey Araya) Android Application: https://play.google.com/store/apps/details?id=com.eladcohen.aravkuk

Source code for Kitvey Araya Android App.

The books can be found in: https://github.com/eladcandroid/aravkuk-android/tree/master/app/src/main/assets/ikvey_hatzon

Feel free to contribute.

Nice article on Hebrew that explains how to contribute to GitHub: https://internet-israel.com/מדריכים/git/עבודה-עם-גיטהאב/