Tap on the purple piano tiles as fast as possible. Just don't hit the white tiles! The game features 4 modes. 1) Classic mode - Play a single song in the least time possible. 2) Arcade mode - How many black tiles can you tap before gameover? 3) Zen mode - How many black tiles can you tap in 10 seconds? 4) Bomb mode - Make sure you don't hit the white and red tiles.