We have 3 cheats and tips on Android. If you have any cheats or tips for Alien Overkill please send them in here. You can also ask your question on our Alien Overkill Questions & Answers page.
It is only possible to hold one weapon at a time so it is best to stick to a combo of rifle or shotgun with a flamethrower or RPG for dispersing larger groups of aliens.
To get you through tougher waves keep an eye-out for Nuclear weapons and power-ups like 'Invincibility'.
When you reach the difficult modes it starts to become crucial that you collect ALL the health packs enemies drop.