In State of Zombies 3, it's revealed that the streets have been overrun by zombies. The player must put an end to their offensive. The plot of the game is to grab your weapon, watch the road and be ready to attack. The goal of this online game is to complete each level by killing the enemies and getting to the exit. Each level consists of various objects: boxes, barrels, and more. Destroy them to earn money, try to kill them all before you get killed. The player can spend the money earned in the in-game store to improve weapons and other equipment.