Survival is a zombie-killing game where the only goal is to survive. There are no rules, you can do anything you want to survive, and it is all up to you. It is a free game that is available on Android devices. The gameplay is very simple and easy to understand. The user interface is also very easy to use, with a very clean and user-friendly design. The graphics are also simple and easy to use, with no complicated or difficult graphics. There is also no complicated or difficult gameplay. The only thing that you have to do is to play and survive.