Balloons vs Zombies 4 is a game in which there are 21 fantastic levels. The land has been taken over by the zombies and now it is up to you to free the land from them. You will have distinct but limited weapons that you can use for the clearance of each level in the game. A bit of physics skills ought to be applied while trying to complete the various levels in the game. The main goal for you during the game play is to exterminate all the zombies from each area. The game continues to become more difficult as the levels increase.