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 2801–2810 of 3,108 games matching 4 players, best rated first · updated 13 Oct 2026

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
0% of 11

Virus Lab is a first-person simulation where you run a high-security research facility. Play solo or team up in co-op with up to 3 friends. Handle dangerous samples, manage scientists and equipment, prevent containment breaches, and push research forward under constant pressure.

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−15%
$
Released
Price
$ · Cheap · On sale −15% until 26 Oct
Players
👥 Up to 5 players

Run your own diner! Cook juicy burgers, crispy fries, fresh pizza and many other delicious meals. Manage chaotic orders, serve hungry customers, and unlock exotic ingredients. Play alone or team up with up to 4 friends!

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−10%
$
Released
Price
$ · Cheap · On sale −10% until 19 Oct
Players
👥 Up to 6 players

OVERDUE is a co-op multiplayer horror game for up to 6 players set in a massive shifting industrial warehouse where survival is based on productivity. Navigate through an anomalous industrial maze, manage your orders, and fulfill your mandate in time.

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−20%
$
Released
Price
$ · Cheap · On sale −20% until 19 Oct
Players
👥 Up to 4 players

Cook with firearms in the most patriotic cooking simulation of all time! Team up in chaotic co-op shifts at Joe’s Freedom Burgers and experience an absolutely normal, definitely accurate version of America.

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players

Hunt for monsters through creepy dungeons on your own or with a squad of up to four in this sci-fi horror-based shooter! Navigate treacherous traps and escape the planet once the job is done. Purchase various kinds of equipment to make sure you and your squad are ready! The Main HQ will be watching.

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Shape Up!

Crossplay
$
Released
Price
$ · Cheap
Players
👥 Up to 4 players

Be a circle, a square, or a triangle - and change your mind mid-jump. A neon platformer about the right shape at the right instant. 53 hand-built rooms, a full level editor, and up to four players racing the same room. Need a rest, try building a level together, multiplayer level editor!

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−10%
$
Released
Price
$ · Cheap · On sale −10% until 16 Oct
Players
👥 Up to 6 players

You are the maintenance robots of a post-nuclear bunker. Keep the power on, the air clean, and the vents sealed for humans you will never see. Every day you can chose or vote on who gets sent to the surface. Six-player co-op horror comedy.

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−15%
$
Released
Price
$ · Cheap · On sale −15% until 23 Oct
Players
👥 1–4 players

A cozy first-person co-op game for 1–4 players, set on an overnight sleeper train. Brew tea at the samovar, tune the radio, make up your berth, and talk to whoever is close enough to hear you. No goals, nothing to win or lose — just the rhythm of the rails and good company.