Get the best Call Of Duty wallpapers with CoD Wallpapers !!This apps contains a OFFLINE collection of COD Black Ops 2, CO Duty Black Ops and CoD Modern Warfare 3 selected backgrounds (In High Definition)Call Of Duty Wallpapers and backgrounds application with beautiful high quality images.The Call of Duty games are published and owned by Activision with Aspyr Media publishing it for Apple OS X . While the studio primarily still develops them, Treyarch has also developed several of the titles with the release of the studios' games interlaced with each other. Some games have been developed by Gray Matter Interactive, Spark Unlimited, Pi Studios, Amaze Entertainment, Rebellion Developments, n-Space, and Sledgehammer Games. The games use a variety of engines, including the id Tech 3, the Treyarch NGL, and the IW 5.0. Other products in the franchise include a line of action figures designed by Plan-B Toys, a card game created by Upper Deck, and a comic book mini-series published by WildStorm. As of November 11, 2011, the Call Of Duty series have sold over 100 million copies. As of March 31, 2012 there are 40 million monthly active players across all of the Call of Duty titles, with 10 million Call of Duty: Elite users and 2 million paying annual members. Over 1.6 billion hours of online gameplay have been logged Modern Warfare 3 since its 2011 release.