Apple iTunes has a Free iTunes Game App Sale: Battle Riders (normally $1.99). Free today only!

About

Battle your way to first place in this amazing combat racing game! It offers adrenaline pumping, high-octane action and a lot of fun! No in-app purchases. Rated 4.5/5 by over 100 reviews.

Requirements

• Requires iOS 4.3 or later
• Compatible with iPhone, iPad, and iPod touch
• This app is optimized for iPhone 5