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 1141–1150 of 3,124 games matching 4 players, best rated first · updated 15 Oct 2026

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JetpacToo

Crossplay
Free
Released
Price
Free
Players
👥 Up to 6 players
Reviews
100% of 9

A totally free reimagining of the classic Jetpac in a sandbox world with All Vs All or Team Match with unique real-time terraforming played over the surface of a planetoid created exclusively to test key components for the upcoming Me Igigu.

If you loved these, you'll love this

$$$
Released
Price
$$$ · Expensive
Players
👥 Up to 4 players
Reviews
74% of 510

Headquarters: World War II is a fast-paced turn-based strategy game where your battlefield tactics are as important as your army management skills. Experience both sides of the war, battling in Europe as the USA, the UK, or Germany. Storm bunkers, occupy houses, win tank duels.

If you loved these, you'll love this

AFTERBLAST

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 1–4 players
Reviews
76% of 225

AFTERBLAST is a challenging FPS roguelite. Play SOLO or in CO-OP (1-4 players). Get stronger each run. Obtain powerful abilities, weapons and find a way to save your planet. Stand up against the Gods and defeat hordes of monsters in intense bullet-hell combat!

If you loved these, you'll love this

$$$
Released
Price
$$$ · Expensive
Players
👥 Up to 4 players
Reviews
71% of 7,741

Solo Leveling, the webtoon with 14.3 billion views worldwide, is now an action RPG game! Help our hero grow from his humble E-Rank beginnings.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 8 players
Reviews
90% of 20

An online co-op game where you and your friends play greedy gobblins invading human houses to steal and gobble loot. Climb, stretch, and manage your stamina to survive chaotic heists and feed your Gobblin King.

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Up to 4 players
Reviews
90% of 20

BioFusion is a VR co-op multiplayer, PvE, first-person-shooter, tower defense game. Swing on a grappling hook, ride a hovercraft, throw grenades, collect buffs, build towers and traps. Do what you must to keep the mutants from the Spores of Evolution.

Welcome to Princeland

Deck Playable
$
Released
Price
$ · Cheap
Players
👥 Up to 16 players
Reviews
75% of 304

You are a part of the rebellion against the prince who exploit his people with taxes. Gather the best weapons, vehicles and followers to crush his army. By upgrading your skills, challenge him at different difficulty mods.

Quack Quack Up

Deck Playable
$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
85% of 35

A goofy party game built for weekend sessions, online play with friends, or couch co-op with your partner. No fiddly controls: just use your voice to herd the ducks to the finish line and you win. Or watch one badly timed yell send the whole hapless flock straight off a cliff.

If you loved these, you'll love this