Hamfisted — Open Source Productivity App

With this app, you can prepare for the amateur radio exam for classes N, E, and A. Practice all questions from the official question catalogs of the Federal Network Agency for the parts "Technology Class N", "Technology Class E", "Technology Class A", "Operating Technology", and "Regulations" and keep track of your progress. Use the option to simulate an exam and prepare for the real exam. The app is free, can be used offline, and contains no ads.