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 1351–1360 of 1,455 games matching Early Access, newest first · updated 13 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
60% of 5

Fight off the Ember invasion as they arrive in action packed waves while you try to defend your world from impending doom. Battle the Ember as an astute Mage, stalwart Paladin, devout Priest, or crafty Rogue and defend your world from the Ember.

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Road Dogs

Crossplay
Free
Released
Price
Free
Players
👥 Not stated
Reviews
49% of 147

Trade and loot in real time world of post-apocalyptic Arizona. Join gangs and create unique vehicles! Engage in massive battles and choose from hundreds of customizable vehicles and guns, trade in drugs, pr♥♥♥♥♥♥♥♥s, and slaves. Make your fantasy work, just like in an old school game!

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
63% of 55

The laser bow wielding security force has been called in. Fulfill your obligation to the Containment Corporation, keep the energy bases operational. Containment Corps mixes first person action with co-operative strategy and tower defense elements.

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Ratty Catty

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 1–4 players
Reviews
67% of 1,304

Ratty Catty is a Multiplayer / CO-OP hide & seek game about the adventures of a domestic cat Catty and hazel dormouse Ratty, who eats the foods in the house, feeds its babies, and lives in a small rat nest.

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Oriental Empires

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 Up to 15 players
Reviews
80% of 2,589

Turn based 4X strategy game, recreating the civilizations of ancient China. Develop your land, build great cities, raise huge armies and fight epic battles, with hundreds of soldiers fighting right on the game map. Advance your technologies, culture and religion to create one of mankind’s biggest empires.

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
60% of 93

Rise of One is a free-to-play third person online action game. Fight everyone you confront with or team up with others and fight with the other teams! Customize your favorite character with your victories. Join the endless loop in the Uounus Castle !

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Ways of History

Deck PlayableCrossplay
Free
Released
Price
Free
Players
👥 Not stated
Reviews
53% of 256

Hardcore real-time strategy with a long-term round. Development of your civilization from caves to space. Huge world. Thousands of players. 240+ sciences and technologies. About 100 troops. 4 races. 50+ resource deposits. War, trade, science, construction...

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