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 1971–1980 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
75% of 12

Drive a spaceship where each player has an unique role. Play Solo or Coop with friends, up to 4. A perfect mix of space shoot em up and sci-fi action platformer. Fight in space or ground.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
57% of 89

This is the most recent installment of the ‘Kunio-Kun’ franchise recreated as a fun and easy fighting game with the fighting aspects taken and upgraded from River City Super Sports Challenge ~All Star Special~.

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Nullpoint Protocol

✓ Deck Verified
$$
Released
Price
$$ · Standard
Players
👥 1–4 players
Reviews
59% of 62

The feeling of high-level MMO raids, without the grind. Take on chaotic boss fights solo or in 1-4 player co-op, mastering complex attack patterns and evolving your build each run through randomised upgrades.

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Free
Released
Price
Free
Players
👥 Up to 8 players
Reviews
64% of 31

Chaos in, order out. Sort a mall's worth of misplaced products back onto the shelves they belong on, using each item's packaging as the clue. Unlock perks, climb the standings against your friends, and restore the whole mall in online co-op for up to eight, AI players included.

Upgradia

Crossplay
$
Released
Price
$ · Cheap
Players
👥 Up to 5 players
Reviews
64% of 31

A cozy Semi-Idle MMORPG where every parsnip, sword, spell, fish, and enemy is part of your rise to legend. Farm, forage, fish, mine, cook, craft, smith & more! Trade with players, join a guild, explore dangerous regions, and build your character from humble village life into a legendary adventurer.

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Mop of the Dead

Deck Playable
$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
64% of 31

Mop of the Dead is a 1-4 player online co-op survival horror game. Our cleaning competitors are stealing our customers. Well, let's steal their household products. Run, scream and don't get caught by the revengeful janitor with his big mop of death!

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
57% of 85

Start up the demolition excavator and use realistic tools to take down the buildings! This 3D demolition simulation lets you take care of destruction, cleanup and recycling. Work alone or in a team of up to 4 players and master the challenges in different jobs.

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Serious Sam: Shatterverse

✓ Deck VerifiedCrossplay
$$
Released
Price
$$ · Standard
Players
👥 1–5 players
Reviews
50% of 724

Serious Sam: Shatterverse is a co-op roguelite FPS for 1 - 5 players. Blast through shifting universes, stack wild boons, bend the rules with run modifiers, and hunt Mental's deadliest forces. Fall fast. Come back louder.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
58% of 70

UBOAT: The Silent Wolf is an amazing combination of a role-playing game and a simulator, offering a deep and immersive experience, allowing you to feel like a real submarine captain during World War II.

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