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 2171–2180 of 3,124 games matching 4 players, best rated first · updated 15 Oct 2026

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

Cave Digger 2

Deck PlayableCrossplay
$$
Released
Price
$$ · Standard
Players
👥 1–4 players
Reviews
64% of 14

Go on a mysterious journey in the wildlands in this 1-4-player action-adventure game inspired by Western, Dieselpunk and Lovecraftian themes. Explore old mines, nautical caves and ruins of ancient civs to unravel the secrets of the valleys. But beware! Best to keep a 6-shooter close just in case.

If you loved these, you'll love this

SHARK! SHARK!

Deck PlayableCrossplay
$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
64% of 14

Inspired by the legendary SHARK! SHARK!® game released in its original version for the Intellivision® home console in 1982, this reimagined version for up to four players offers you a modern and addictive gameplay, fantastic graphics, great sounds, lots of levels and many underwater characters.

Free
Released
Price
Free
Players
👥 Up to 4 players
Reviews
66% of 12

Learn how to steal like a pro! From the basics of gathering intel, stealing loot and selling them in the pawn shop to operating hi-tech equipment. Experience the life of a thief alone or in up to 4 players CO-OP.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
66% of 12

Sinever: The First Seal is a 1–4 player co-op psychological horror game. Explore an isolated Victorian estate, operate paranormal equipment, manage your sanity, and uncover the truth behind its imprisoned entity before the house claims you too.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
66% of 12

2079. The sun exploded. The rich fled underground. You were sent to the top, where the sky burns. They call you Penthouse Rats. Descend into ruins crawling with smart, unique creatures. Make noise, one hunts you. Stay silent, another finds you. 1-4 player co-op horror.

If you loved these, you'll love this