Tachymeter is a free Android app developed by Riccardo Crosato in the Utilities & Tools category. It is a simple speedometer with the ability to measure instantaneous speed, maximum speed, distance, and altitude. Additionally, it can record the total distance traveled from the first launch of the app. The app was designed as a substitute for a simple bike computer and has been created for educational purposes. The application does not have any advertisements.

The app uses GPS to measure the speed, distance, and altitude, but the accuracy of the measurements may vary. Overall, Tachymeter is a straightforward and easy-to-use app that does not require any complicated settings. It is ideal for those who need a simple speedometer while cycling or running.