Alien Swarm update released
Fixes and Updates Security fixes to client/server file transfers Fixed "Out of thread ids" error when launching Alien Swarm on a computer with 32 or more logical processors Updated localization files
Alien Swarm
- Released
- Jul 19, 2010
- Platforms
- Windows
- Last updated
Screenshots & trailers
Alien Swarm Launch Video
1 / 12
- Latest player count
- 29
- Positive reviews
- 95%
- 21,617 total reviews
Player history
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- 24-hour peak
- 29
- All-time recorded peak
- 29
- Tracking since
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About
Store detailsCo-operative multiplayer game and complete code base available for free.
- Deck compatibility
- playable
Price history
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Listed as free to play on Steam.
View country availabilityRecent updates
All updates- Developer post
- Developer post
Alien Swarm Adds AI Director, New Difficulty
Since release, we've received a ton of feedback and feature requests from the Alien Swarm community. The most requested additions are more variety and greater difficulty. With that in mind, we've added "Onslaught" mode, which introduces an AI Director that dynamically generates s
- Developer post
Alien Swarm Adds AI Director, New Difficulty
Since release, we've received a ton of feedback and feature requests from the Alien Swarm community. The most requested additions are more variety and greater difficulty. With that in mind, we've added "Onslaught" mode, which introduces an AI Director that dynamically generates s