Augmented reality is still a somewhat new concept for iPhone gamers, but has been around a little while now. However, their is not a whole lot of great games out there that use the augmented reality style, that really do the genre any justice.
Sky Siege is looking to change that. Available now on iTunes for 3 bucks, Sky Siege uses the 3GS compass and the accelerometer to bring an aerial defence game to your surroundings. Use your rocket launchers to fend off the helicopter gun ships from gunning you down. Check out the video below to see the app in action: