Best 4-player online co-op games

Online co-op games on Steam with room for 4 players, going by the player count on each game's store page. Games that don't say how many can play aren't included.

Showing 1811–1820 of 3,124 games matching 4 players, best rated first · updated 15 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
81% of 11

A fast-paced, wave-based zombie shooter set in an alternate 1980s dystopia. Call in airstrikes, deploy support bots, upgrade wild weapons, and survive the horde—solo or with friends. No grinding. No paid DLC. Just pure, chaotic fun.

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Mech Anarchy

Crossplay
$
Released
Price
$ · Cheap
Players
👥 1–10 players
Reviews
81% of 11

Mech Anarchy is an action packed, fast-paced top down shooter created by intense gamers, for intense gamers. Arcade style shooting with near limitless customization makes no two battles alike.

Steam Tags:

Atre: Dominance Wars

Deck PlayableCrossplay
$$
Released
Price
$$ · Standard
Players
👥 Up to 32 players
Reviews
68% of 35

A fantasy strategy with turn-based tactical combat where your goal is to become a God. Build your empire, forge alliances, ascend to godhood, then watch every ally turn on you the moment you're about to win.

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Good Luck

Deck Playable
−40%
$
Released
Price
$ · Cheap · On sale −40% until 19 Oct
Players
👥 Up to 5 players
Reviews
66% of 45

How hard can walking be? In this physics-driven nightmare, every step is a trap. No checkpoints, no mercy, just slapstick chaos. Suffer alone or drag up to 4 friends into the madness. Can you reach your meeting? GOOD LUCK!

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UNDECEMBER: The Farside

Deck PlayableCrossplay
Free
Released
Price
Free
Players
👥 Up to 8 players
Reviews
52% of 20,739

UNDECEMBER is a Hack & Slash Action RPG in which players are able to surpass the conventional limits of skills by endlessly combining variety of Skill and Link Runes. Become a Rune Hunter and experience the joy of farming and growth!

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Contain

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 Up to 5 players
Reviews
55% of 675

Contain is a Tactical Co-Op FPS game. Form your squad of four players to fight against the anomalies. Try to "Contain" them where the line between ordinary and extraordinary is blurred.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
61% of 98

IGS Classic Arcade Collection brings together 8 classic IGS arcade hits in one collection. Relive the golden age of arcade gaming with legendary titles like the "Knights of Valour" series, "Martial Masters", "Demon Front", and more—all with up to 4-player online multiplayer.

If you loved these, you'll love this