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 781–790 of 3,117 games matching 4 players, best rated first · updated 14 Oct 2026

Filters: 4 players × Clear all
Filter by tag, price, players or reviews

Mayhemers

Deck Playable
$
Released
Price
$ · Cheap
Players
👥 Up to 8 players
Reviews
84% of 154

"Mayhemers" is a multiplayer chaos creation game for up to 8 players with a procedurally generated map. Choose your side: Will you be a Mayhemer or a Guardian? Mayhemers' task is to create chaos. Guardians' task is to stop them.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Up to 8 players
Reviews
80% of 947

Unleash voxel warfare in 9-Bit Armies: A Bit Too Far. Lead a modern military, build bases, unlock units, and attack in all-out war. Engage on land, sea and air in over two dozen missions, online skirmishes, or co-op. Easy to learn, a challenge to master.

Songs of Silence

✓ Deck Verified
−55%
$$
Released
Price
$$ · Standard · On sale −55% until 22 Oct
Players
👥 Up to 6 players
Reviews
79% of 2,392

Lead armies, rebuild fallen kingdoms, and rise to greatness! Embark on an epic journey of strategy in a visually stunning world. Fight intense battles and uncover a captivating story.

−80%
$$
Released
Price
$$ · Standard · On sale −80% until 22 Oct
Players
👥 1–4 players
Reviews
81% of 492

As an elite SWAT operator, think fast and put your tactics to the test to master a series of missions and save lives. Summon your team of up to four players in online and local co-op, or hone your skills solo. Don’t just be the best—be the best of the best.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Up to 8 players
Reviews
81% of 484

From the team that brought you 8-Bit Armies comes a new fantasy RTS as fast-paced and friendly as the original! 8-BIT HORDES is a colorful strategy-arcade game that is easy to learn for players of all skill levels. Collect resources, build up and defend your base, amass your army of orcs or humans and ultimately crush your opponents! 8-Bit Hordes features offline single-player missions, two-player cooperative missions, AI skirmish mode, and Player-vs-Player Multiplayer modes running on dedicated game servers.

Astatos

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 Up to 8 players
Reviews
82% of 299

Leave your influence in your wake as you bring together a broken land in a card-battling adventure filled with gods, heroes, and the instability of yourself and those around you. Play the story, or go online with fellow Crown Mages for tabletop card action.

If you loved these, you'll love this

BBQ Simulator: The Squad

Deck Playable
$
Released
Price
$ · Cheap
Players
👥 Up to 8 players
Reviews
80% of 884

Dive into a hilarious sandbox BBQ experience with friends! Grill, serve, and manage mayhem as meats soar and sizzle. Craft your grill, cook steaks, and feed everyone before hunger strikes!

If you loved these, you'll love this

PANICORE

Deck Playable
$
Released
Price
$ · Cheap
Players
👥 Up to 5 players
Reviews
78% of 10,783

PANICORE is a survival horror game that mixes permadeath, AI monsters and a co-op experience up to 5 players (4 players in demo). Try to escape and don't get caught, but beware: they don't only hear your steps, but also your voice.

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Up to 4 players
Reviews
100% of 13

Hardcore, retro-styled RPG focused on boss fights with interesting mechanics. Demanding. At times grind-y. There are leaderboards to climb! You can team up with your friends (so they can call you useless when you inevitably miss a mechanic), or go solo. Your call, play however you want.

If you loved these, you'll love this