Online co-op Social Deduction games

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

Showing 61–70 of 93 games matching Social Deduction · updated 12 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
72% of 55

“PENTALOOP” is, a GM-less Murder Mystery game for 4 players. Play with family, friends, and like-minded people, Play together with your family, friends, or other like-minded people.

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Free
Released
Price
Free
Players
👥 4–10 players
Reviews
58% of 12

Potion Problems is a multiplayer party game, combining social deduction and magic. Navigate Pigeonpoint's College for Potion Making as a troublemaker or an apprentice. Collect ingredients, make potions, avoid being turned into a frog, and vote out troublemakers to complete your degree!

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$$
Released
Price
$$ · Standard
Players
👥 2–4 players
Reviews
100% of 1

With your friends, play as extravagant detectives in this wacky Point & Click game to solve the mystery behind multiple crimes. Will you manage to gather the clues that only you can find and share them with your team to accuse the right suspect?

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Free
Released
Price
Free
Players
👥 4–16 players
Reviews
69% of 71

Impostor Online is a 4–16 player social deduction game of murder, lies, and paranoia. Every match you're dealt a secret role: investigate, heal, deceive—or kill. Someone at the table wants you dead. Find them first, or make sure they never find you.

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
66% of 3

Deep Dark Space is a Phasmophobia-like 4-player online co-op horror experience set in space. Explore abandoned stations, gather clues, and uncover the monster lurking in the dark. Trust no one — paranoia runs high as hidden betrayals threaten your survival.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
92% of 70

Welcome to Cattlehorse Corp! Here, deadlines are brutal and backstabbers abound. Start missions with up to 10 staffers. Facing high - risk tasks? We’ll assign helper bots! Use wacky gear, bluff, or double - cross. Watch out—drones and hostile bots attack. Only the survivors get ahead!

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
91% of 180

Castle of Blackwater is a 2D, action-packed, social deduction game with a magical twist. In this intense game of trust and betrayal, up to 10 strangers are trapped in a castle of danger and deception, with a mission to complete tasks and escape with their lives.

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
83% of 218

Who's Who 2.0 is back with brand new team! Looking for another dynamic party game? Each characters now holds unique skills which now will impact each modes with its own advantages! You can play solo, or party up with your friends and become the winner by eliminating the real players among the NPCs.

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$$
Released
Price
$$ · Standard
Players
👥 3–6 players
Reviews
50% of 4

NMO is a thrilling multiplayer (3 to 6 players) game where one player, the impostor (Ox), lurks in the shadows to deceive and neutralize the Operators, while others take on the role of Operators, working independently or cooperatively to identify and eliminate the Ox hidden among them.

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