In late 2004, the N-Gage variation was established by Nokia and released by Activision. The Mac OS X version of the game was ported by Aspyr Media.
The game follows American and British paratroopers and the Red Army. The video game mimics the infantry combined arms World War II An expansion pack, Call of Responsibility: United Offensive, was established by Noodle Interactive with contributions from Pi Studios and produced by Activision. The game was developed by Infinity Ward and published by Activision. Call of Responsibility is a first-person shooter computer game based upon id Tech 3, and was released on October 29, 2003.