APK MOD INFO
Name of Game: Piano Tiles 2
VERSION: 2.0.0.91

Name of the cheat, mod, or hack (credits: wendgames):
-INFINITE COINS
-MASSIVE COINS FOR REWARDS
-UNLOCK ALL SONGS

Piano Tiles 2 MOD APK 2.0.0.91 (Infinite Energy/Massive Coins for Rewards/Unlock all songs)

Manual Steps:
1. Install APK
2. Play

Download the CACHE file/OBB file. They should be .zip or .rar files.
Extract the file to your sdcard.
Move the extracted folder to the location: /sdcard/Android/obb