Turn you phone into a Full-Fledged Speed meter with the "speedometer" app.
Speedometer for your smartphone includes these features:

* Project the actual speed on you windscreen using the HUD mode
* Digital speedometer based on your mobile phone's built in GPS
* Supports Kilometers per hour (km/h)
* Altitude meter
* Max speed indicator

* NO PESKY ADS
* NO INAPP PURCHASES