AD FREE, NO Links & NO in App Purchases.The TIP is to TAP........as FAST as YOU CAN!!! 30 Vibrant LEVELS with different Music on each one. Yay! Perfect for children, daycare, hospital rooms, & special people with special needs. For extended play make sure to plug in your device & reset settings not to time out. Moms sometimes dont let their kids play till Mom is done; wait... what?!! Lol!