cSpeed is crafted for you then. It allows you to accurately calculate the speed of a moving ball using your mobile. The target can be a soccer ball, a basketball ball, a tennis ball, or any type of a ball. This app is a speed gun that can accurately measure the velocity of a baseball or any ball. This speed radar app has gone through many tests ...
https://play.google.com/store/apps/details?id=com.ahmedsellami.cspeed