Badminton Fitness 1.0.0
This app is for serious, competitive badminton players only. The app helps you improve your footwork, and potentially also your stamina. Ideally, you use it on a real badminton court, with racket in hand.
Strap your iPhone around you arm (or put it in your pocket).
? Plug in the earphones.
Grab your racket, and go to your play-center of the court.
? Listen for the directions: DROP, SMASH, or CLEAR, in either...