DEMO
InstruFun is a cool android game, engaging game, you can find drum, piano, and drumpads; and pianopads. its very easy to customize.
– Leaderbords
– admob ads (Banner/Interstitial)
-Simple interface
DEMO APK : https://drive.google.com/open?id=0B1YeSdbUY-ETTTBwYWlXNFpPWEk