Peisheng Zhang

Tap 7* app is a very small game, and the game rule is very simple, but it will becomes to very diffi

This is just a guitar app. you can select left hand chord by clicking on L.H. menu or select right h

This is just a metronome for music practice tool. anyhow this app uses one more method to start the

with this app, you can create your own formula to use, there are 4 vars can be used in this app. for