Best 3-player online co-op games

Online co-op games on Steam with room for 3 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 2281–2290 of 3,265 games matching 3 players, best rated first · updated 15 Oct 2026

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Puropu Defense Squad

Deck PlayableCrossplay
−50%
$
Released
Price
$ · Cheap · On sale −50% until 19 Oct
Players
👥 Up to 4 players
Reviews
57% of 28

Defend your world as sentient Props in Puropu Defense Squad! Build, upgrade, and evolve your heroes to crush waves of filthy humans worldwide. Dive into a unique mix of third-person action and tower defense—solo or with friends—in an endlessly replayable co-op campaign!

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 2–4 players
Reviews
52% of 51

Play solo or team up with 2 - 4 players and battle through hordes of enemies in this action roguelite! Multiple playable characters, discover secrets, unique abilities, and tons of unique items!

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Up to 9 players
Reviews
55% of 34

Dreams and Nightmares Public Beta, A CGDC Community game, is a purely free multiplayer Action RPG where 4 modern-day friends share in the dreams and visions found in the Book of Daniel developed by highly motivated volunteers in their spare time over 9 months.

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Up to 4 players
Reviews
56% of 30

Zombie Demolition: Infinite Zombie Shooter is here to scratch your FPS itch! Pick a weapon of your choice and start blasting endless amounts of zombies. The game has 3 game modes and Vampire Survivors mechanics! Solo or multiplayer up to 4 players!

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
61% of 18

Enter the castles full of treasures and dangers. Choose your weapon to fight, avoid traps and overcome obstacles to survive all the way through and to find the lost dwarven artefacts. Play alone or in co-op up to four players!

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 2–10 players
Reviews
61% of 18

[B]Space Merchants: Arena is a cross-platform online multiplayer game where futuristic spaceships engage in intense dogfights.[/B] 3 game modes: Free for all/Team battle/Capture the Artefact. 4 different maps: Faarlands, Tristar, Jupiter, Naussike system. Online leaderboards