Cheat code guide for GTA 4 on PC and all consoles - PS3, PS4, Xbox 360 and Xbox One. This app gives you codes for all versions of the game. You enter the codes on all versions the same way - trough the phone, using the keypad. On all versions of the game, the PC, Playstation 3 or Playstation 4, as well as Xbox 360 and Xbox One, you enter the codes during gameplay.