Cheat Mode
Tap and hold all four main menu options at the same time until a virtual keyboard appears. Alternately, tap and hold four points on the screen during game play to display the virtual keyboard. Enter one of the following codes to activate the corresponding cheat function. Some codes will have a confirmation message. Tap and hold four points on the screen to resume the game.
god - Toggle God mode.
notarget - Toggle enemy AI.
give ammo - Full ammo.
give all - All items.
Debug Mode Menu
While playing, pause the game. At the pause menu, tap the top left, top right, bottom left, bottom right, bottom left, and bottom right corners in that sequence to access the debug menu. This menu has options to enable god mode, give all, change maps, no clip, disable ai, one shot kill toggle, and a bunch of other debug related options left in the game.