Description: PRO VERSION(qa)::iPAD2, iPAD1, iPhone4, iPod4, iPhone3GS compatibleC.H.A.O.S is a multiplayer combat helicopter simulator. Choose helicopters of different manufacturers from USA, Russia and European Union (AH-64 Apache, UH-60 Black Hawk, Hind, Ka-52 Alligator, RAH-66 Comanche etc.) and take the air to participate in exciting battles! Complete missions, win air fights to get money and experience thereby achieving new ranks and upgrading your helicopter. Features:- HD graphics- Fun and catching multiplayer gameplay- Training missions to develop flying and combat skills- Realistic battle locations- High resolution helicopter models of different manufacturers - Helicopter upgrades- Choose between death match or team play in multiplayer modeWhat’s new in Pro Version:1) Increased work stability (no more crashes on older devices!)2) Team game mode3) Difficulty level in single player mode adjusted4) Sound issues fixed5) 3GS compatibility6) Multiplayer ranking system enhanced7) Game interface enhanced8) Chat added9) Minor bugs and issues fixed