Turn your android phone into a car performance measuring device. - Measure 0 - 100 km/h time - Measure 0 - 60 mp/h time - Explore most recent race times - Digital speedometer Measure your car performance and acceleration. Measure 0 - 60mp/h or 0 - 100km/h acceleration time simply using your smartphone instead of race logic or other racing timers. Read "How to?" section to start using it. Please DO NOT use it on public roads for your safety!!!