This is Digital Dashboard GPS Pro version. You can try this demo version: https://play.google.com/store/apps/details?id=luo.digitaldashboardgps Features included - Save your track info,Record gpx file(it will be saved in "sdcard/DigitalDashboardGPSPro/gpx/"). - Switch between car speedometer and bike cyclometer. - Switch between mph or km/h mode. - Display satellites status. - Map integration,get your location. …… Facebook:https://www.facebook.com/SpeedometerGPS