We have 3 cheats and tips on iPhone. If you have any cheats or tips for Groove Coaster please send them in here. You can also ask your question on our Groove Coaster Questions & Answers page.
Groove Coaster can be easier to play if you hold your iPhone the other way up (on it's side).
After completing the first set of songs, you unlock 'The Beginning' track. This scales in length depending on how far you are through the game, so is worth revisiting frequently.
To unlock the Medium and Hard versions of each song, simply complete the song on Easy difficulty.