Online co-op Mystery games

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

Showing 131–140 of 352 games matching Mystery · updated 12 Oct 2026

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
86% of 339

Dig Island is a 4-player co-op digging game. As you dig deeper, discover new resources, upgrade your equipment, and work with your friends to repair the plane and escape the island.

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$
Released
Price
$ · Cheap
Players
👥 Up to 2 players
Reviews
81% of 11

🐾 Find 700 hidden cats across 7 American themed maps. Relax with cozy color by numbers and enjoy a calm, stress free experience.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 5 players
Reviews
63% of 630

The Gold River Project™ is a camping trip gone wrong in the Pacific Northwest. Explore, craft, build, and survive in this open-world experiment that traps you and up to 4 friends in this single player or co-op survival adventure game.

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$
Released
Price
$ · Cheap
Players
👥 Up to 2 players
Reviews
63% of 19

Our Journey: The Silent Voice is a co-op (2 players) asymmetric adventure game. Communicate creatively with symbols to unveil the path to success. Find out who you really are by meeting intriguing characters and visiting new places.

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Free
Released
Price
Free
Players
👥 Up to 7 players
Reviews
75% of 4

Epiko World is a fast-paced multiplayer battle game where players engage in PvP duels, team-based combat, and free-for-all chaos. Customize legendary heroes, summon tactical companions, and fight in dynamic maps inspired by global mythology and cultural epics.

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$
Released
Price
$ · Cheap
Players
👥 Up to 8 players
Reviews
100% of 1

Whispers Beyond is a clue-like, semi-cooperative deduction game set in a dark fantasy world where a silent Spirit guides Inquisitors to uncover a murder through cryptic visions and haunting whispers

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
0% of 11

While enjoying a peaceful evening, we suddenly find ourselves in an unknown place, forced to play a mysterious game. Should we play along with their rules? Can we truly reclaim our old lives—or are we trapped in this game forever?

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$$
Released
Price
$$ · Standard
Players
👥 Up to 2 players
Reviews
92% of 26

An episodic co-op noir murder mystery. Play as one half of a crime-fighting duo: the detective Jack Finch and his police dog, Archie. Use your deduction skills and sense of smell to find evidence, interrogate suspects, and catch the culprit in a gritty story set in the Great Depression.

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$
Released
Price
$ · Cheap
Players
👥 Up to 6 players
Reviews
62% of 35

You enter a strangely familiar place, like a forgotten dream. Together with your friends, explore dreamlike spaces, uncover scattered records and hidden memories, solve puzzles, and escape whatever is waiting in the dark.

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