Overkill – Amazon Free app of the day

Blast past your enemies! In this side-scrolling shooter, an AI-guided craft with responsive tilt controls is at your disposal. You’ll destroy anything that gets in your way to earn points and money. Upgrade your weapon categories and collect power-ups. Not optimized for all tablets. Go from easy to extreme!

Get it here
http://www.amazon.com/mobile-apps/b/ref=topnav_storetab_mas?ie=UTF8&node=2350149011
http://www.amazon.com/gp/product/B004AZSY4K?ie=UTF8&ref=mas_faad