Download Steam for Windows XP/Vista/7 (or here for Mac). Free Download Alien Swarm GameFull Game, latest version. Available free of charge, the game thrusts players into an epic bug hunt featuring a unique blend of co-op play and squad-level tactics. To be able to play Alien Swarm, you would first need to download Steam. Alien Swarm is a free-to-play game and Source SDK release from a group of talented designers at Valve who were hired from the Mod community. Blaze your way through an overrun, off-world colony, eradicating the alien infestation in environments ranging from the icy planet’s surface, to a subterranean lava-flooded mining facility.Ĭheck out the trailer of AlienSwarm if you prefer to have a look before downloading Plan your attack using an unlockable arsenal of weapons with countless loadout configurations against a wide variety of aliens. With your friends, form a squad of four distinct IAF Marine classes. The game is only available for PC at the moment, but it contains free online co-op, Steamworks (access your save data anywhere you have Steam) and over 60 achievements.ĪlienSwarm thrusts players into an epic bug hunt featuring a unique blend of co-op play and squad-level tactics. According to the games trailer, Alien Swarm contains 4 player co-op, swarms of aliens and a shipload of weapons.

Just log into Steam, search Alien Swarm and start downloading. Alien Swarm, a brand new shooter game has hit Steam at an unbeatable price – Free! Yes you can download Alien Swarm full version game for free starting today! Alien Swarm is an Unreal mod that has seen some Source Engine enhancements, and was developed by members of Valve who were brought up from the community.

Free download alien swarm game