Co-operative top-down shooter game available for free. An epic bug hunt featuring a unique blend of co-op play and squad-level tactics.
User reviews:
Overall:
Very Positive (1,522 reviews) - 94% of the 1,522 user reviews for this game are positive.
Release Date: Apr 20, 2017

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Play Alien Swarm: Reactive Drop

 

Recent updates View all (7)

April 22

Alien Swarm: Reactive Drop Hotfix

2017-04-22
  • Fixed a rare crash on opening the Find Public Games window with all filters set to Any

37 comments Read more

April 20

Alien Swarm: Reactive Drop Release Date


Alien Swarm: Reactive Drop unlocks globally at 17:00 UTC today on April 20th, 2017.
At our stats website you can see a time clock which shows the exact time left before the game is released.

102 comments Read more

About This Game

Alien Swarm: Reactive Drop extends Alien Swarm, bringing more of everything: maps, aliens, game modes, guns... And most importantly Steam Workshop support.

  • Tactical co-op for up to 8 players with a top-down perspective
  • Steam Workshop support for community maps and challenges
  • New co-operative campaigns
  • Challenges: Modifications of the game, just like Mutations in Left 4 Dead 2
  • PvP: Deathmatch, Gun Game, Instagib, and Team Deathmatch
  • Singleplayer: Play with improved bots on all our official maps
  • New Aliens: HL2 antlion guards and more
  • New Weapons: Desert Eagle, Devastator, and Combat Rifle, with more to come
  • Over 100 Steam achievements
  • Leaderboards: compete with your friends for the fastest mission completion
  • Improved spectating: see hacking minigames and mouse movements in real time

System Requirements

    Minimum:
    • OS: Windows® XP or above
    • Processor: Pentium 4 3.0GHz
    • Memory: 2 GB RAM
    • Graphics: DirectX 9 compatible video card with 128 MB, Shader model 2.0. ATI X800, NVidia 6600 or better
    • DirectX: Version 9.0
    • Storage: 10 GB available space
    • Sound Card: DirectX 9.0c compatible sound card
    Recommended:
    • OS: Windows® XP or above
    • Processor: Intel core 2 duo 2.4GHz
    • Memory: 4 GB RAM
    • Graphics: DirectX 9 compatible video card with 128 MB, Shader model 2.0. ATI X800, NVidia 6600 or better
    • DirectX: Version 9.0c
    • Network: Broadband Internet connection
    • Storage: 10 GB available space
    • Sound Card: DirectX 9.0c compatible sound card
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