biketools

This is an app that helps with bike riding.

1. Bike Bell: It is equipped with various bell sounds.

2. Virtual Engine: Let others know of your presence through sound. This prevents unexpected incidents of pedestrians suddenly running towards you.

3. Flash: Easily turn on the flash in dark night.

All of these features are utilized by setting them up to be displayed on top of other apps. Please make sure to grant the necessary permissions.