Online co-op Early Access games

Every online co-op Early Access game on Steam we know of. Add tags, a price band or a review floor to narrow it down.

Showing 381–390 of 1,455 games matching Early Access, newest first · updated 13 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
50% of 2

Challenge your friends in an exciting multiplayer ball parkour game. Customize your ball with skins, unlock unique abilities, and master dynamic obstacle courses. Compete for the top spot, show off your skills, and enjoy endless fast-paced parkour action together.

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Ghost Janitors

✓ Deck Verified
$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
87% of 1,019

Ghost Janitors is a multiplayer psychological horror game for 1-4 players. Your job? Cleaning haunted houses while avoiding terrifying monsters. Ready to face the spine-tingling challenge with your team?

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N.O.X.

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
51% of 31

N.O.X. is a co-op horror game where up to four players take on the roles of paranormal investigators. Players must find clues, identify the type of spirit, and banish it using their tools, either alone or together with their crew.

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IdleOn - The Incremental MMO

Deck PlayableCrossplay
Free
Released
Price
Free
Players
👥 Not stated
Reviews
77% of 29,979

The incremental idle MMO where your heroes keep fighting while you're gone! Spend their loot on upgrades, unlock classes from Elemental-Wizard to Cannon-Pirate, and level 20 unique skills like Farming, Sailing, and Construction!

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
14% of 7

Survive the hunt in The Last Cure – a terrifying co-op survival horror where every sound matters, every shadow hides danger, and the cure is your only hope.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
40% of 419

7 Days Blood Moons is a 4v1 fight to the death. Survivors fortify bases and scavenge for materials while the Zombie Master commands and possesses the horde to crush them. Play solo or with friends – up to 4 survivors can team up against a human or AI Zombie Master. Who will prevail?

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$
Released
Price
$ · Cheap
Players
👥 4–100 players
Reviews
12% of 47

Remain is an MMO game. Within this open world, you can tame "zombies", making them your labor force, or commanding them to fight your foes. Apart from zombies, you will still have to face the survival challenges of food and water. Remaining warriors, don't let your guard down, and keep surviving...

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