Zombie Demolisher of doom

You are ready for the apocalypse???
Group of survivors were surrounded by zombies. The only chance to survive is to go into the hangar. Fortunately it is a military warehouse where there are still guns and ammunition. Your task is to stay in place until the arrival of the evacuation.

Gameplay:
1. Easy to control with one finger
2. Improve their guns
3. 3D graphics
4. Angry zombie