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 1311–1320 of 3,124 games matching 4 players, best rated first · updated 15 Oct 2026

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Rising Lords

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
69% of 909

Rising Lords is a medieval turn-based strategy game with card and board game elements. Send your serfs to fight and die in your name... or let them prosper, and use them to your advantage!

OK Boomer

Deck Playable
$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
77% of 70

A 4-player cooperative survival horror where you’ll explore the terrifying depths of the internet alongside your team of analog tech enthusiasts. Use old-school technology to purge glitches, preserve your digital sanity, and survive the strange monsters lurking in the deep web.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
68% of 1,916

Battle of Empires: 1914-1918 is a story-driven RTS that brings to life some of the most brutal battles of the Great War. Each mission showcases the era’s most devastating weaponry — sabotage, stealth, trench warfare, gas attacks, artillery, and mobile infantry. BoE delivers the full WWI experience.

If you loved these, you'll love this

Backrooms Rec.

Deck Playable
$
Released
Price
$ · Cheap
Players
👥 Up to 6 players
Reviews
68% of 1,842

Dive into the mysteries of the Backrooms with a solo-developed survival game. Explore eerie hallways, uncover secrets alone or in multiplayer (up to 6 players), and take on unique challenges.

If you loved these, you'll love this

Journey Up

Deck Playable
$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
84% of 26

Gain sentience and climb up out of the mines and beyond on your own or online with up to 4 players. Play with checkpoints or without for a more tense experience. Supports VR and desktop monitor mode. Can you reach the top?

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Up to 8 players
Reviews
76% of 82

A Three Kingdoms-themed tactical chess game with light strategy and easy controls. Step into the era as a strategist, use over 200 historical figures—each with unique traits and counters—to form teams, revisit key battles, and shape outcomes with your tactics.

Free
Released
Price
Free
Players
👥 Up to 5 players
Reviews
71% of 310

Immortal Empire is a multiplayer tactics role playing game. Control a party of up to 5 immortals as you travel through a unique fantasy world, using spells and strategy to defeat your enemies. Play co-op, versus, or solo through a compelling campaign storyline with fully voiced characters.

If you loved these, you'll love this