This could very well be one of the hardest games on the Market, alongside Battleballz. Save The Universe!2012: Our Solar System is in danger. Your task is to protect it at any cost.Try it and you will find it highly addictive What makes Orbital Defender special is its unique flick-based control system. You can use various weapons by slightly different gestures (Tap, Long touch, Flick, Drag from the planets surface). The result is a highly playable and fun shoot em up that you can play anywhere you take your phone or tablet.There are 5 levels in this version and 20 levels, a vast amount of enemies, and cool weapons in Full version.