Bootant’s Crazy Choppers for the iPhone / iPod Touch crams five locales, tilt controls, and a weapons upgrade system, into a soon to be released $0.99 App Store game. Plus, the controls “can be calibrated at any time during by pausing the game.” Video after the break.

While flying around, you need to carefully keep an eye on both your health and fuel gauges. After the first few levels, enemies start firing back, forcing you to take evasive maneuvers and multiple attack runs to avoid enemy fire.

[via TouchArcade]