RWTHApp is available on F-Droid via a custom data source: https://app.rwth-aachen.de/fdroid

F-Droid is a Google Play Store where you can download the RWTHApp. Just like Google Play Store F-Droid offers automatic updates and verifies the authenticity of apps. F-Droid can be downloaded from the project’s website and is automatically updated.

To find the RWTHApp on F-Droid add a new data package. Enter https://app.rwth-aachen.de/fdroid. After refreshing the data package you can find and download the RWTHApp under available apps.