Chris Buffa (Modojo): There are well over 200 zombie games across iOS and Android. That said, you can rest assured that Gun Zombie: Hell Gate is worth your time. With one foot planted in arcade games of old, this first-person shooter tasks you with leveling up guns to slaughter waves of undead minions. There's a great "fish in a barrel" feel to the action, though enemies don't stand around waiting to die, and will kill you in seconds. With this in mind, we put together a helpful Gun Zombie cheats and tips guide to help you survive the apocalypse.