Online co-op Thriller games

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

Showing 41–50 of 170 games matching Thriller · updated 12 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Up to 10 players
Reviews
100% of 1

Project Microchip is a social deduction game for up to 10 players. Complete objectives and escape as a Survivor, or become an Infected, hide your identity, earn the group's trust, and strike at the perfect moment.

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
100% of 1

Backrooms: The Wrong Door is a cooperative psychological horror game for 1–4 players. A single wrong door leads you into a shifting nightmare where reality feels broken, familiar places become hostile, and every step forward may bring you closer to something watching from the dark.

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
54% of 11

Welcome to Rotterwood Town. No one leaves this place. There is only one goal in this cursed village: complete the ritual and send the witch back to hell. Tarot cards, needle-pierced dolls, hidden ciphers. Team up with up to four players, unravel the mystery — but never let the witch catch you.

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

Discover an in-between space inspired by the Backrooms series. Make your way forward by jumping into holes, find alternative paths, and survive in this labyrinthine dimension. Play solo or in co-op mode and choose your path to the exit… if there is one.

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$
Released
Price
$ · Cheap
Players
👥 1–6 players
Reviews
0% of 1

An online co-op horror game for up to 6 players. Scavenge dangerous, abandoned environments for valuable loot to meet the Company's strict profit quota. Survive unpredictable monsters, manage your gear, and work together to escape alive.

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
83% of 12

Sewer Raiders is a horror exploration puzzle game where players descend into massive underground tunnels, solve puzzles, scavenge loot, and flood the infested sewer. Every run is unpredictable, hidden paths, and dangers lurking in the dark.

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
78% of 194

A 1–4 player co-op horror game. Cleanse cursed lands, perform forbidden rituals, and survive a spreading plague. Fear is not scripted. It emerges from your choices, your mistakes, and your team.

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

The Grounds Escape is a co-op survival horror game for up to 4 players. Team up with your friends to solve intricate puzzles and escape this living hell. Remember: every item has a purpose, every sound has a meaning, and every choice comes with a price... paid in blood.

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
45% of 20

University 33 is a 1-4 player co-op anomaly detection simulator. Observe your surroundings with unwavering focus: follow the protocol, identify the irregularities, and choose the correct path to reach Floor 33. One lapse in judgment restarts the cycle.

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