Sound Sky

Using music for the gameplay usually means that the game becomes more challenging the more you play until it becomes too difficult to progress. Sound Sky aims to be a more relaxing and meditative experience than regular games, providing the same kind of fun.
 
In fact, Sound Sky is built in a way that allows users to developed their musical sense, and to master the understanding of tempo or rhythm. The game comes with more than 50 levels, each one with its soundtrack with various tempos.
 
Being accurate is actually rewarded in this game, and players will find that getting more precise will yield better results.