Assassin´s Creed IV: Black Flag Trainer is designed and works on steam and retail versions of the game and cracked versions too. See below for Assassin´s Creed IV: Black Flag cheats list and hotkeys. Download Link is below. First 100 downloads are free !!!
http://www.scribd.com/doc/184391168/Assassin-s-Creed-IV-Black-Flag-Trainer-Cheat-Hack-Editor