The Best 13 Alien Swarm Alternatives

  • Doom

    Doom is a science fiction horror-themed first-person shooter video game in which players assume the role of a space marine, popularly known as "Doomguy", who must fight his way through the hordes of invading demons from Hell.

    Commercial Windows Steam

  • Killing Floor

    killing floor is a "total conversion" mod for http://alternativein.com/software/ut2004/ game. playing as a squad of marines, you must use firepower and teamwork to drive back massive hordes of bloodthirsty zombies.

    Commercial Mac OS X Windows Linux

  • Dead Space

    Dead Space is a survival horror third-person shooter video game for Microsoft Windows, PlayStation 3 and Xbox 360. The player controls Isaac Clarke (named after science fiction writers Isaac Asimov and Arthur C.

    Commercial Windows Linux

  • Killing Floor

    Killing Floor is a co-op survival horror FPS game. Remake of the UT2004 modification and available on Steam platform.

    Commercial Mac OS X Windows Linux

  • Digital Paint: Paintball 2

    Digital Paint: Paintball 2 is a Paintball game that started out as a mod for quake 2 but then took on a life of its own as an open source fps game with a global player and clan management system.

    Free Open Source Windows Linux

  • Jake2

    Jake2 is a Java 3D game engine. It is a port of the GPL’d Quake2 game engine from id Software.

    Free Open Source Mac OS X Windows Linux Web

  • Monday Night Combat

    Monday Night Combat (abbreviated MNC) is a class-based third person shooter game in which two teams are pitted against each other in a fictional combat setting similar...

    Commercial Windows

  • Dead Meets Lead

    Dead Meets Lead is every bit and piece of what a challenging zombie-slaying action game should be. Enter the role of the 18th century commander who’s on a mission to...

    Free Windows

  • Nightmare Creatures

    Nightmare Creatures is a survival horror video game released for the PlayStation and PC in 1997, and Nintendo 64 in 1998 as a North America exclusive. It was developed...

    Free Personal Windows

  • The Dead Linger

    The Dead Linger is a sandbox zombie game, the world is randomly generated as you move in to it.

    Commercial Windows

  • Xenowerk

    Be the last hope against the mutant infestation. Enter the aftermath of a scientific experiment gone horribly wrong.

    Commercial Android iPhone Android Tablet iPad tvOS