Online co-op Early Access games

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

Showing 141–150 of 804 games matching Early Access · updated 12 Oct 2026

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
96% of 825

Nazi Zombies is a cooperative survival game where players fend off escalating waves of Nazi zombies, earning points by killing zombies and repairing barriers to buy weapons, upgrades, perks, and unlock new map areas to maximize their survival.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
75% of 69

To protect the magical Lifestone, you must strategise, manage and build a fortified settlement. Lead your fellow survivors into battle against waves of nocturnal monsters who wish to take this precious Lifestone from your world.

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$
Released
Price
$ · Cheap
Players
👥 1–4 players

Subsurface is a 1–4 player co-op underwater horror game. Explore abandoned facilities, scavenge valuable loot, and survive eight terrifying monsters while racing against your oxygen supply. Meet your quota, escape the depths, and try not to leave your friends behind.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
70% of 74

Trapped and separated across two connected houses, you and your friend must use voice chat to solve puzzles from different perspectives. But beware, a blind presence is listening to your conversations. Your voice is your only way out.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
86% of 15

Survive the storm in this 2D top-down multiplayer reverse bullet hell. Fight endless monster hordes across procedurally generated levels while leveling up powerful skills, talents, and weapons. Build broken combos and fight together to stay alive.

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$
Released
Price
$ · Cheap
Players
👥 2–4 players
Reviews
94% of 17

A horror pvp/co-op shooter for 2-4 players inspired by the early 2000's era of videogames. Your friend texted you after discovering that the long-closed servers for a videogame you used to play as a child have reopened. But something was waiting for you.

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
72% of 140

A fast-paced classic military FPS inspired by old-school online shooters. Battle in online PvP or PvE against intelligent AI bots. Unlock soldiers, weapons, perks, and attachments, earn XP, customize your loadouts, and enjoy full matches with no empty servers.

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Free
Released
Price
Free
Players
👥 Up to 8 players
Reviews
70% of 10

A free-to-play strategy card game where five nations wage war. Build a deck around your Leader, then battle through ranked duels, a 100-floor roguelike, co-op bosses, and clan wars, plus Leader Clash, a full auto-battler mode built into the game.

If you loved these, you'll love this