Last update was October 23, 2013 which is versions 3.2.8 fixing some bugs and added a new way to earn more credits.
Keep watch for any new update.
For Cheat tools and Mod Files:
Visit: iphone-game-cheats.com
The mod allows you to play in normal mode and without affecting your account while still have the option to have insane amount of credits, stars and energy for your skills.