What programming language do mobile apps use?

Top Programming Languages for Android App Development

1. Java (Native) Java is the official and most popular programming language for developing Android apps. While Java code itself usually runs on the Java Virtual Machine, on the Android platform, the code is compiled by the Dalvik Virtual Machine.

Python has been used to create mobile apps based on Android. The main reason for preferring Python is that it simplifies even the most complex process of development. The scripting process is also very smooth. If you want the answer to the fast app mobile app then you should go to Python.