Online co-op Dark games

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

Showing 41–50 of 486 games matching Dark · updated 12 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
75% of 20

Backrooms: The Deep Dark is a 4-player cooperative horror game where you will survive in a mysterious scary atmospheric world, wander through unknown dark corners and get scared of every nook and cranny!

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
67% of 1,135

Unpredictable horrors lurk around every corner, forcing you to find the missing people while desperately clinging to survival. In this experience even your own mind can become your enemy. Stay vigilant and keep your voice hushed, or risk becoming another victim of the forest's darkness

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$$
Released
Price
$$ · Standard
Players
👥 2–10 players
Reviews
26% of 23

IAH: INTERNET WAR is a tactical roguelite combining turn-based strategy and resource management with real-time squad combat. Explore a labyrinth of website-filled rooms, customize combat bots, and fight ZENDAR CORP solo or in online co-op for 2 to 10 players.

$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
80% of 67

A co-op horror game where you are part of a crew sheltering in a collapsed tunnel, scavenging loot across maps filled with deadly creatures born from a biological war. Feed the creature, convert its waste into fuel, and reach the radio tower

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$
Released
Price
$ · Cheap
Players
👥 2–6 players
Reviews
73% of 698

A co-op seance communications game where one of you died first, and only you can see what's killing the others. Your only voice is a Ouija board your friends keep misreading. Guide them down 9 floors of a haunted house and banish the demon before sunrise. 2-6 players. Brain required.

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$
Released
Price
$ · Cheap
Players
👥 Not stated

Step inside. Infiltrate the manor of porcelain dolls, some are maybe your friends. Steal the key from her cold neck, find the door, and whatever you do, don’t meet her eyes. One glance is enough to lose your body. GLANCED: forget FPS shooters. Here, just a look...KILLS. Now, just survive...

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
61% of 94

A deep-sea exploration company sends you and your friends to investigate a research facility that has mysteriously gone silent. Face terrifying events together, survive as a team, and uncover the truth hidden within the depths.

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$$
Released
Price
$$ · Standard
Players
👥 2–4 players
Reviews
70% of 17

Discover the world of mystery and self-discovery with The Core, an immersive action-adventure game. As an autonomous AI core, you awaken alone in a long-forgotten facility, your memory lost. Embark on a thrilling journey to uncover your true identity and unravel the purpose behind your creation.

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$
Released
Price
$ · Cheap
Players
👥 2–4 players

Remember Block Catching? Your nostalgic childhood game of tag, now a handdrawn multiplayer horror for 2-4 players. Team up with friends, run, hide, and survive in this horror twist on a classic Singaporean game.

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
79% of 24

Take on a cursed church in Hell with 1 to 4 players online — co-op or PvP! Hold the line against running, leaping, bone-throwing hordes. Swing above the dead with your grappling hook. Blast off limbs and unlock cosmetics with every kill. Stand together... or hunt each other down.

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