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 1381–1390 of 3,124 games matching 4 players, best rated first · updated 15 Oct 2026

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Assault On Proxima

Deck Playable
−60%
$
Released
Price
$ · Cheap · On sale −60% until 22 Oct
Players
👥 Up to 5 players
Reviews
81% of 32

Lock and load with Strike Force Delta in this action-packed sci-fi FPS! Play solo or team up to blast through hordes of Gacrux alien invaders, save humanity’s colonies, and dominate intense PvP showdowns. Gear up, soldier, and get ready to lead the Assault on Proxima!

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Ratty Catty

Deck Playable
−70%
$$
Released
Price
$$ · Standard · On sale −70% until 29 Oct
Players
👥 1–4 players
Reviews
67% of 1,304

Ratty Catty is a Multiplayer / CO-OP hide & seek game about the adventures of a domestic cat Catty and hazel dormouse Ratty, who eats the foods in the house, feeds its babies, and lives in a small rat nest.

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Abyss Odyssey

✓ Deck Verified
$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
67% of 1,270

From indie Chilean developer ACE Team comes a new side-scrolling action adventure game featuring a complex fighting engine in procedurally generated levels that destines its three warriors to battle a different abyss each time! Choose your hero and also learn to possess your enemies in the abyss…

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Arcade Party

✓ Deck Verified
$$
Released
Price
$$ · Standard
Players
👥 1–4 players
Reviews
80% of 36

It's time to venture into the world of arcade games! A mysterious game console has kidnapped your beloved streamer. Have a party with your friends. Use your gamer abilities to clear the various games that are blocking your way.

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Wargroove 2

✓ Deck Verified
$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
69% of 407

Trouble stirs on the shores of Aurania. An ambitious new faction has unearthed forbidden relics capable of catastrophic consequences. But how far will they go to achieve glory? Take to the battlefield, sea, and sky with a cast of new Commanders, using your wits to wage turn-based war!

−58%
$
Released
Price
$ · Cheap · On sale −58% until 22 Oct
Players
👥 Up to 4 players
Reviews
82% of 28

Design and manage your own Pet Shop: Order cute animals and accessories, place them in the store, serve customers at the cash register, expand your shop floor, hire staff, and automate processes – also in multiplayer with up to three friends.

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The Anacrusis

✓ Deck VerifiedCrossplay
$
Released
Price
$ · Cheap
Players
👥 1–8 players
Reviews
68% of 617

Battle for survival against endless alien hordes with your friends! The Anacrusis is a first-person shooter that dynamically adjusts difficulty to you. Experience intense 1-4 player co-op action or play as the aliens and stop your friends in 1-8 player Versus mode. Full Steam Workshop support!

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ENDALOR

Deck Playable
−30%
$$
Released
Price
$$ · Standard · On sale −30% until 19 Oct
Players
👥 1–4 players
Reviews
70% of 262

An immersive medieval dark fantasy survival game with RPG elements for 1-4 players. Set in a hand crafted open world. Explore, survive, build, craft, fight and conquer your way through the dark, brutal and mysterious lands.

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EverRail

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
69% of 380

Every passenger is a life. Every death brings the end closer. An open world survival crafting game where you explore, scavenge, and craft to endure on the frozen exomoon Inara. Command and upgrade your ever-moving train, solo or with up to 4 players. Move or freeze.

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