You can’t become a good snooker/pool player if you don’t get your cue action right. CueMeasure for iPhone is a clever app that can help improve your game so you can make higher breaks. It tracks the movement of your cue and the moment you make a shot. It analyzes your shots and gives you a score on your wrist rotation, movement and other parts of your game.
This app can track different shots and alerts you when you are doing something wrong. CueMeasure can also put the movement of your cue on a graph in real-time. You can download this app for under $4 at this time.[where to get it]