If i sell my iPhone and buy new one, will i lose my game data?

[h4mza]

Will i lose my game save such as levels i complete, cash i earned etc if i buy a new iPhone?

 

[chrisu91]

Not if you backup first and restore to your new iPhone.

 

[RolandNights]

Definitely back up first. I actually had to get an iPhone replaced then restored everything to my new iPhone via iCloud. Game data, contacts, settings, etc., were all exactly the same as before.