Online co-op Detective games

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

Showing 111–120 of 136 games matching Detective · updated 12 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
74% of 649

这是一款适合朋友/情侣体验的双人联机互动影游,双人单局游戏时长30-40分钟。在层层考验中,你们可以携手合作,亦可互撩互坑。两个人的选择,将共同决定故事走向,创造你们独属的冒险故事。

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
54% of 434

"Ghostbane: Prologue" is a multiplayer horror game that you can play with your friends. Detect paranormal activity, collect evidence of ghosts, hunt ghosts by rituals, and conduct detailed investigations about ghosts in your main base.

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$
Released
Price
$ · Cheap
Players
👥 Up to 5 players
Reviews
89% of 280

"Escape Memoirs: Safe House" is a co-operative reverse escape-room puzzle game. You are a member of a criminal organization who must break into one of their own safe houses to fetch some important tools. Do you think you have what it takes to overcome the puzzles that stand in your way?

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$
Released
Price
$ · Cheap
Players
👥 2–8 players
Reviews
81% of 16

Catch the Vandal is an multiplayer game where 2-8 players take on the roles of both police officers and vandals. Officers must identify the vandals among the citizens, while the vandals try to disguise themselves and vandalize the city. Have fun competing to achieve objectives and win the game.

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$
Released
Price
$ · Cheap
Players
👥 Up to 5 players
Reviews
84% of 2,130

One Hunter, and up to four more friends disguised as deer, in this thrilling game of hide-and-seek where every move could be the last. Will you blend in with the herd or stand out? Oh Deer...

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
23% of 3,382

THE 4 SINS is a multiplayer puzzle game in horror atmosphere. It is adapted from a local offline escape room which has gained public recognition for its story. There are 4 players in the game to find cooperative solution by exploring the ghost town. Try to escape the strange place!!

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$$
Released
Price
$$ · Standard
Players
👥 1–4 players
Reviews
92% of 367

This is a Ghost is an FPS psychological horror and investigation game for 1 to 4 players. Track down supernatural activity, identify demonic entities using specialised equipment, and banish them with crafted ammunition in solo or online co-op!

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$$
Released
Price
$$ · Standard
Players
👥 Up to 32 players
Reviews
28% of 14

New Citizen is a modern-themed roleplay adventure game set in a vast open world. The game focuses mainly on the player, creating an environment that feels alive and that is constantly moving.

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$
Released
Price
$ · Cheap
Players
👥 2–4 players
Reviews
90% of 43

A Cooperative Mystery Unfolds: In 1948, four investigators come together to find a missing priest, only to be trapped in a sinister space. Through teamwork, they uncover clues, echoes of their pasts, and mysterious notes signed in their names......

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