The SpeedClock video radar iPhone App is an unique app to easily measure the speed of most moving objects, such as runners, cars, boats, skaters, skiers, cyclists, animals, footballs, tennis serves etc. There are lots of great applications for this App in the field of sports testing.

speed clock radar app

The App uses motion detection, so you only have to hold up the iPhone and point the camera towards the moving object for it to work. SpeedClock also includes two distance estimation tools and an additional high speed tool.

Find it on the USA App Store: SpeedClock - Video Radar - by Sten Kaiser

Also by the same developer is the Sprint Timer and FitnessMeter apps.