This app uses your device's accelerometers to calculate real-time g-force, speed, and altitude. Compare performance metrics from activities like rollercoasters or track cars. Note: not intended for flight or safety-critical use.

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This app uses your device's accelerometers to calculate real-time g-force, speed, and altitude. Compare performance metrics from activities like rollercoasters or track cars. Note: not intended for flight or safety-critical use.






This app provides interactive exercises for German language learning for primary school students, covering grades 1-4. It aligns with the curriculum and uses proven spelling strategies with immediate feedback and motivational elements. The app can be used offline throughout the primary school years.



Prepare for your official radio operator's license exam with this comprehensive study tool. It features all official questions, practice tests, and exam simulations, working entirely offline. Track your progress with a clear traffic light system and detailed statistics.