In addition to the single-player campaign, Call of Duty 3 features a wide range of multiplayer modes for players to participate in  each team allowing up to 24 on the PlayStation 3 and the Xbox 360, and 16 for the PlayStation 2 and Xbox in a single match. This is only in the online mode.

Call of Duty 4: Modern Warfare is a first person shooter game for the PC, Playstation 3, Xbox 360, and Nintendo DS. All four platforms have multiplayer capability but only the PC, PS3 and Xbox 360 have the ability to play the game online.