The App collects location data to automatically record trips in the background, even when the app is closed or not in use. Special feature of GPS time tracking logbook: ✔ fully automatic departure and arrival detection (you don't must push a button - just drive) - The app needs access to the location in the background in order for automatic recording. ✔ move off and stop are automatically recognized with gps and logged as departure and arrival ✔ You can leave the smartphone in your pocket and