Alien Swarm similar games & best alternatives
Should you play it?
Co-operative multiplayer game and complete code base available for free.
What works
- Free to play
- Strong cooperative gameplay
- Class variety and customization
- Active modding community and sdk
- Challenging and rewarding progression
Things to keep in mind
- Short official campaign
- Small player base currently
- Lack of official updates
- Limited enemy variety
- No controller support
What to play next
Top picks
Games that feels the closest overall
More competitive
Games that feels like Alien Swarm but with more competition against others · 20 games
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Assault Android Cactus+
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Madballs in Babo:Invasion
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SUPERVIVE
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Natural Selection 2
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Eternal Return
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Skillshot City
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Ultimate Zombie Defense
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Last Man Sitting
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BrainBread 2
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Final Exam
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Gatekeeper: Infinity
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Renegade Ops
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Banzai Escape 2: Subterranean
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CyberCorp
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God's Trigger
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Gatekeeper
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Arcadegeddon
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Bloodsports.TV
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Deadzone: Rogue
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Victor Vran ARPG
Less intimate
Games that feels like Alien Swarm but with less focus on close relationships · 7 games
More relaxing
Games that feels like Alien Swarm but with a more relaxing feel · 5 games
Others
Other games that might remind you of Alien Swarm · 7 games
From the same developer
From the same developer, ranked by motivational fit.
Last update: 19/09/2026