There are some performance issues with the iPhone 6 - we are aware of them, and we're tirelessly working on a fix.
Our apologies for the inconvenience.
About Fun community manager
Link your game to your Game Center account to save your game progress. Bring your progress with you if you switch devices.
Try these steps first to clear up any problems you may have when connecting to an EA game.
Reset, update, or link your account information.