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Games Like RADIOACTIVE INC.

60+ similar titles based on shared tags and player behavior. Themes include Multiplayer, Online Co-Op, Horror, Co-op.

Similar Games

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  1. #1 Escape.exe
    97% matchNo user reviews
    Dev: ESC Studios
    Windows

    Escape.exe is a gripping escape game for 1-4 players, each offering a unique atmosphere, filled with mysteries and threats. Challenges determine intelligence, and decisions determine survival. Prepare for an uninterrupted experience with each new episode.

    Why similar: Escape Room 26.5%, Online Co-Op 14.3%, Survival Horror 12.9%, Horror 12.5%, Multiplayer 11.6%

  2. #2 Escape the Backrooms
    96% matchVery Positive91% of 134,540 reviews2025
    Dev: Fancy GamesPub: Secret Mode
    Windows
    Median: 7.0 hrsMean: 12.9 hrs≥1hr: 90%

    Escape the Backrooms is a 1-4 player co-op horror exploration game. Traverse 30+ eerie backrooms levels while avoiding entities and other dangers. Try to escape but be warned: survival isn't guaranteed.

    Why similar: Escape Room 22%, Horror 17.4%, Multiplayer 15%, Online Co-Op 14.3%, Survival Horror 12.8%

  3. #3 Otherplane
    94% matchMixed68% of 28 reviews2024
    Dev: Elusior Studios
    Windows

    Reports of paranormal activity have been creeping up across the nation. You and your team have been instructed to investigate. Explore and solve puzzles, all whilst avoiding deadly horrors from the Otherplane.

    Why similar: Escape Room 35%, Survival Horror 14.6%, Online Co-Op 11%, Co-op 10.7%, Horror 10.3%

  4. #4 Emissary Zero
    93% matchVery Positive84% of 2,800 reviews2025
    Dev: Rone Vine
    Windows
    Median: 4.0 hrsMean: 4.3 hrs≥1hr: 91%

    Co-op horror (1-4 players). You are sent to explore a mysterious building at night. Find the Moon and try to return alive.

    Why similar: Escape Room 28.5%, Online Co-Op 14.6%, Survival Horror 14%, Horror 13.1%, Multiplayer 12.9%

  5. #5 Supernatural Squad
    92% matchNo user reviews
    Dev: NIGHT STUDIOS
    Windows

    Dive into a spine-tingling and exhilarating multiplayer adventure rooted in Chinese horror folklore. Team up to explore millennia-old ruins filled with lost treasures—but beware! Deadly monsters and mythical creatures lurk in every shadow.

    Why similar: Escape Room 30.5%, Survival Horror 16.9%, Online Co-Op 15.5%, Co-op 12.1%, Horror 11.1%

  6. #6 Tophet
    91% match6 user reviews83% of 6 reviews2025
    Dev: Genoko
    Windows

    Survive the hunt—find the item and use it before the monsters catch you. Search the darkness, uncover secrets, and face the terrifying truth. 4-player co-op with proximity chat—stick together or be lost to the lurking terror. Your friends are your only lifeline. Will you survive?

    Why similar: Survival Horror 23.6%, Co-op 17.1%, Horror 16%, Online Co-Op 15.6%, Multiplayer 13.1%

  7. #7 Backrooms #999999999
    91% matchNo user reviews2026
    Dev: Claaudius
    Windows

    Backrooms #999999999 is a singleplayer/4 player co-op horror exploration game. Unlock the puzzles, survive the entities, escape the deadly geometry and try to reach the final level in one piece. Good luck, wanderer!

    Why similar: Escape Room 23.9%, Survival Horror 14.8%, Online Co-Op 14.6%, Horror 12%, Co-op 11.9%

  8. #8 Backrooms: Extractions
    90% matchMostly Positive74% of 618 reviews2025
    Dev: Headlight Studio
    Windows
    Median: 3.4 hrsMean: 4.3 hrs≥1hr: 92%

    Cooperate with up to 6 players to explore, search, and extract lost agents within the Backrooms. Solve puzzles, unlock tools, survive against entities, and progress through increasingly dangerous levels.

    Why similar: Escape Room 29.2%, Survival Horror 16.9%, Online Co-Op 14.8%, Multiplayer 11.5%, Horror 11.1%

  9. #9 Escape From School
    89% matchMixed61% of 1,617 reviews2021
    Dev: Tudor Sandru
    Windows

    Confused, you wake up sucked into an empty classroom. You have to try to escape from school by solving puzzles and discovering secrets.

    Why similar: Escape Room 29%, Online Co-Op 17.7%, Multiplayer 12%, Horror 10.1%, 4 Player Local 9.4%

  10. #10 Cozy Escapes
    89% match6 user reviews67% of 6 reviews2024
    Dev: LDJae
    Windows

    Grab a friend and dive into Cozy Escapes, a chill co-op puzzle adventure. Explore immersive rooms, crack clever puzzles, and enjoy the journey—no rush, just pure fun!

    Why similar: Escape Room 42.8%, Online Co-Op 14.6%, Co-op 11.8%, Multiplayer 10.5%, Horror 8.6%

  11. #11 Locked Together
    87% match3 user reviews33% of 3 reviews2025
    Dev: OMA Production
    Windows

    Locked Together is a 1–4 player co-op horror escape room game. Solve logic puzzles, explore eerie environments, and escape before sinister entities catch you or your friends.

    Why similar: Escape Room 35.9%, Online Co-Op 14.3%, Horror 13.2%, Co-op 12.4%, Multiplayer 10.5%

  12. #12 Escape from Kyoto House
    88% matchVery Positive93% of 162 reviews2020
    Dev: Taichi Games
    Windows

    Your party finds themselves trapped in a Japanese-themed room. Solve puzzles, crack riddles and discover hidden secrets in your adventure to Escape from Kyoto House!

    Why similar: Escape Room 50.6%, Online Co-Op 15.2%, Co-op 12.1%, Multiplayer 10.3%, Horror 7.3%

  13. #13 Recycling Factory2
    86% matchNo user reviews
    Dev: Savepoint StudioPub: ANIEDU Co., Ltd.
    Windows

    Work together with your team in a lab filled with deadly mutations. Eliminate the Primary Mutation and claim your reward. Only those who survive can pay off their debt.

    Why similar: Online Co-Op 18.2%, Horror 18%, Co-op 16.6%, Multiplayer 16.3%, Survival Horror 13.9%

  14. #14 SKIBIDI GYATROOMS
    86% matchMostly Positive80% of 695 reviews2025
    Dev: FoodWithoutTastePub: HeartstuckStudios
    Windows
    Median: 54 minMean: 1.5 hrs≥1hr: 45%

    Skibidi Gyatrooms is a 1-4 player co-op horror game. You and the homies just fell into the Backrooms, you must out-GYAT the Skibidi Toilet with max rizz or get flushed. Expect cursed levels, and brainrot that’ll keep you on edge.

    Why similar: Survival Horror 19%, Online Co-Op 17.4%, Co-op 13.9%, Multiplayer 13.6%, Horror 13.6%

  15. #15 In Sink: A Co-Op Escape Prologue
    85% matchVery Positive90% of 5,866 reviews2023
    Dev: Clock Out GamesPub: Kwalee
    Windows
    Median: 1.0 hrsMean: 1.5 hrs≥1hr: 50%

    Play an early version of the first level for free! Work together to solve the puzzles and escape a desert island in this multiplayer co-op adventure. Success requires more than just you and your partner thinking alike - you'll have to communicate and stay In Sink to overcome the challenges ahead.

    Why similar: Escape Room 48.1%, Online Co-Op 21.8%, Multiplayer 13.2%, Co-op 8.6%, First-Person 3.1%

  16. #16 MustScream
    84% matchMixed46% of 291 reviews2025
    Dev: YonGame
    Windows

    MustScream is an online co-op horror game for 1-4 players that uses mic input. Scream into your mic to run! Push your voice to the limit and make it to the end!

    Why similar: Online Co-Op 21.2%, Survival Horror 21.1%, Horror 19.3%, Multiplayer 14.2%, FPS 7.3%

  17. #17 Split Brain
    84% matchVery Positive94% of 191 reviews2024
    Dev: Kusa Games
    Windows

    Share the same body with a friend in Split Brain. One of you controls, the other one sees, but the decisions are made together! Face the illusion and uncover the truth to find your way out of Hexarture.

    Why similar: Escape Room 43%, Online Co-Op 16.1%, Co-op 10.6%, Multiplayer 10.1%, Horror 9.9%

  18. #18 Backrooms Media
    83% matchMixed41% of 614 reviews2025
    Dev: NPK GamesPub: Pretty Soon
    Windows

    Backrooms Media is a 1-4 player co-op horror that plunges you into unsettling, hyper-realistic liminal spaces. Navigate eerie environments filled with lurking horrors. Group up with your friends to face the terror of the endless backrooms together and... try to escape.

    Why similar: Escape Room 30.5%, Survival Horror 13.8%, Co-op 13.3%, Multiplayer 12%, Online Co-Op 11.6%

  19. #19 Mop of the Dead
    82% matchMixed65% of 43 reviews2023
    Dev: Unseen Interactive
    Windows

    Mop of the Dead is a 1-4 player online co-op survival horror game. Our cleaning competitors are stealing our customers. Well, let's steal their household products. Run, scream and don't get caught by the revengeful janitor with his big mop of death!

    Why similar: Online Co-Op 22.1%, Horror 18.7%, Multiplayer 16%, Co-op 15.9%, Survival Horror 15.7%

  20. #20 Hajis هاجس
    81% matchVery Positive83% of 103 reviews2022
    Dev: VIOE
    Windows

    You have to maintain your mentality in a place where any sound can cause your death, Hajis is a survival co-op game 1-4 players.

    Why similar: Escape Room 40.5%, Survival Horror 18.1%, Online Co-Op 13.9%, Multiplayer 9.2%, Horror 9.1%

  21. #21 The Limb
    81% match6 user reviews0% of 6 reviews2024
    Dev: Telecom Soft
    Windows

    In a post-apocalyptic world overrun by monsters due to an unknown virus, some people have managed to survive. During these times, an organization formed by elite members of society emerged, fighting against the monsters and aiming to restore the world to its original state.

    Why similar: Online Co-Op 20.1%, Survival Horror 17.9%, Horror 15.3%, Multiplayer 14.9%, Co-op 13.2%

  22. #22 The Experiment: Escape Room
    82% matchMixed54% of 269 reviews2018
    Dev: OnSkull Games
    Windows
    Median: 1.5 hrsMean: 2.2 hrs≥1hr: 72%

    "The Experiment" is a multiplayer escape room puzzle game for virtual reality or desktop PC! You took part in an experiment that went out of control, can you escape the facilities before it's too late?

    Why similar: Escape Room 55.5%, Multiplayer 15%, Co-op 13.6%, Horror 8.3%, Indie 4.1%

  23. #23 Cult of the Child Eater
    77% matchMixed67% of 33 reviews2025
    Dev: Uncle George Games
    Windows

    A heart-pounding 1-4 player co-op horror experience. Step into a forsaken orphanage to banish the legendary Child Eater. Work together to find clues, complete the ritual, and survive relentless demonic attacks. Trust your team, watch your back, and whatever you do—don't get caught!

    Why similar: Escape Room 34.8%, Survival Horror 14.3%, Online Co-Op 12.7%, Multiplayer 9.6%, Horror 9.6%

  24. #24 Escape Memoirs: Mini Stories
    78% matchVery Positive84% of 5,897 reviews2022
    Dev: 0 Deer Soft
    Windows
    Median: 1.7 hrsMean: 2.2 hrs≥1hr: 78%

    "Escape Memoirs: Mini Stories" is a series of co-operative escape-room style puzzle scenarios. Each one is sure to test your wits as you try to overcome the challenges that stand in the way of your escape.

    Why similar: Escape Room 48.9%, Online Co-Op 17.1%, Multiplayer 14%, Co-op 11.3%, Horror 7.1%

  25. #25 We Were Here
    79% matchVery Positive90% of 32,003 reviews2017
    Dev: Total Mayhem Games
    Windows · Mac
    Median: 1.7 hrsMean: 2.3 hrs≥1hr: 79%

    Lost in a frozen wasteland and split up from your partner inside an abandoned castle, the only possession you have left is a walkie-talkie with a familiar voice on the other end. Can the two of you find your way out in time?

    Why similar: Escape Room 44.1%, Co-op 15.1%, Multiplayer 11.5%, Horror 11.4%, Online Co-Op 10.5%

  26. #26 SCP: Secret Laboratory
    78% matchVery Positive91% of 228,941 reviews2017
    Dev: Northwood Studios
    Windows
    Median: 2.0 hrsMean: 45.3 hrs≥1hr: 65%

    Deep within a secure underground facility, a sudden containment breach allows many of the secured anomalies to escape from their chambers. Assist the Foundation in re-securing the facility, help the Insurgency in their goal to capture it, or wreak havoc as an SCP in a frantic bid to escape.

    Why similar: Multiplayer 19.4%, Survival Horror 17.9%, Horror 17.9%, Co-op 14.1%, Online Co-Op 12.5%

  27. #27 Deepscape Inc.
    77% matchNo user reviews2026
    Dev: Nobila TraorePub: Night UFO
    Windows

    In a world where traditional executions have been deemed immoral, the state has turned to a new solution: Deepscape Inc..Presented to the public as a humane alternative, Deepscape Inc. claims to provide a more "compassionate" method of ending the lives of condemned prisoners.

    Why similar: Escape Room 29.5%, Survival Horror 18.9%, Online Co-Op 13.9%, Horror 11.9%, Multiplayer 10.2%

  28. #28 Escape Simulator
    76% matchVery Positive94% of 18,887 reviews2021
    Dev: Pine Studio
    Windows · Mac
    Median: 5.3 hrsMean: 12.2 hrs≥1hr: 93%

    First-person puzzler you can play solo or in an online co-op. Explore a set of highly interactive escape rooms. Move furniture, pick up and examine everything, smash pots and break locks! Play thousands of community-made rooms through the level editor.

    Why similar: Escape Room 48.7%, Co-op 18.4%, Multiplayer 14.6%, Online Co-Op 10.6%, First-Person 4.8%

  29. #29 Backrooms Escape Protocol
    76% matchNegative13% of 16 reviews2025
    Dev: Alarm Studio
    Windows

    Backrooms Escape Protocol is a multiplayer horror game where you and your friends explore eerie backrooms, evade terrifying entities, and uncover hidden secrets. Work together to survive the endless maze and escape before it's too late!

    Why similar: 4 Player Local 20.9%, Survival Horror 15.2%, Multiplayer 14.8%, Horror 13.5%, FPS 11.5%

  30. #30 The Past Within
    75% matchVery Positive95% of 16,273 reviews2022
    Dev: Rusty Lake
    Windows · Mac
    Median: 2.5 hrsMean: 3.5 hrs≥1hr: 93%

    The Past Within is the new co-op experience from Rusty Lake! Play together with someone you deem trustworthy: one in The Past, the other in The Future. Observe and communicate what you see around you. Solve the puzzles and uncover Albert Vanderboom’s plan.

    Why similar: Escape Room 37%, Co-op 24.5%, Online Co-Op 17.7%, Multiplayer 10.6%, Horror 8.8%

  31. #31 Face The Abyss
    75% matchMostly Negative38% of 369 reviews2024
    Dev: Team KGD
    Windows

    The experiment has failed. The facility that was supposed to control the monster has stopped working, and now your only hope is to escape the facility before the monster hunts you down.

    Why similar: Survival Horror 22.5%, Online Co-Op 17.3%, Horror 17.2%, Multiplayer 16.3%, Co-op 13.9%

  32. #32 Floor 8
    74% matchNo user reviews
    Dev: Horror Ponds
    Windows · Mac · Linux

    Up to 5 player multiplayer and single-player horror game. Be attentive to not overlook any anomalies on floors, use the elevator to reach floor 1 and escape before monsters get you.

    Why similar: Online Co-Op 22.7%, Survival Horror 21.5%, Horror 18.2%, Multiplayer 16.6%, Co-op 14.3%

  33. #33 Chainsaw Woods
    74% matchNo user reviews2026
    Dev: Ratsuha
    Windows

    A survival horror game where you must escape from a forest you've gotten lost in. The forest is randomly generated each time you play. Supports online co-op for up to 2 players. Work together to escape from the forest!

    Why similar: Survival Horror 30.8%, Online Co-Op 20.6%, Horror 16.4%, Multiplayer 13.3%, Co-op 9.3%

  34. #34 Psycho Fear
    73% matchMostly Positive76% of 93 reviews2024
    Dev: Dark Panda
    Windows

    Psycho Fear is a heart-pounding escape room puzzle where players must escape to survive. Solve challenging puzzles, overcome deadly obstacles in an intense atmosphere, nerve-wracking and dark environment will keep players on edge.

    Why similar: Escape Room 38.2%, Survival Horror 15%, Online Co-Op 12%, Co-op 9.9%, Horror 9.4%

  35. #35 Silly's Gameshow
    72% matchMixed69% of 1,120 reviews2025
    Dev: ?Pub: ִ
    Windows

    Silly's Gameshow is a short co-op animatronic horror game

    Why similar: Survival Horror 30.8%, Online Co-Op 24.2%, Horror 20%, Co-op 12.4%, Action 7.3%

  36. #36 Dead Blue Rose
    73% matchMostly Negative35% of 49 reviews2024
    Dev: ColdBones
    Windows

    A multiplayer horror where you escape a laboratory at the cost of others.

    Why similar: Survival Horror 23.6%, Horror 15.9%, Multiplayer 15.4%, Co-op 14.7%, FPS 11.7%

  37. #37 Run the Backrooms
    73% matchNo user reviews
    Dev: Campos Studio
    Windows

    Run the Backrooms is a cooperative horror game that supports up to 6 players. The game has several levels and entities that will certainly make your gameplay very exciting. The game has free updates, always bringing new game levels and bug fixes.

    Why similar: Survival Horror 29.6%, Horror 20.7%, Online Co-Op 14%, Co-op 12.8%, Multiplayer 9.8%

  38. #38 Inside the Backrooms
    72% matchVery Positive81% of 45,968 reviews2022
    Dev: MrFatcat
    Windows
    Median: 4.7 hrsMean: 15.0 hrs≥1hr: 87%

    Inside the Backrooms is a horror multiplayer game mixed with different mechanics that will make you spend an intense night with friends. Explore, think, interact, but be careful, it is rumored that there are several entities wishing to find you...

    Why similar: Horror 21.1%, Multiplayer 20.7%, Survival Horror 20%, Online Co-Op 13.5%, Co-op 11.8%

  39. #39 Bureau of Contacts
    70% matchMostly Positive78% of 648 reviews2025
    Dev: MIROWIN
    Windows
    Median: 1.7 hrsMean: 3.2 hrs≥1hr: 63%

    "Bureau of Contacts" - ghost-hunting game for 1-4 players, in which you'll encounter 2 enemies at once - location itself and the ghosts with most human-like intelligence ever. So...look around and watch what you say!

    Why similar: Online Co-Op 21.3%, Survival Horror 20.5%, Horror 16.6%, Co-op 16.2%, Multiplayer 15.4%

  40. #40 Scarlet Idol
    71% matchNo user reviews
    Dev: 山雨工作室Pub: Pilot Games
    Windows

    Scarlet Idol is a 3D Chinese folk horror puzzle game featuring a co-op two-player mode. The game integrates various folk cultural elements, including the funeral rituals of the Wu-Yue region, Ghost operas, Mulian operas, the duomin (outcast communities)

    Why similar: Escape Room 53.7%, Online Co-Op 17.4%, Horror 11.5%, Multiplayer 7.9%, Co-op 4.2%

  41. #41 In Silence
    71% matchMostly Positive75% of 11,917 reviews2021
    Dev: Ravenhood Games
    Windows · Mac
    Median: 2.2 hrsMean: 4.4 hrs≥1hr: 78%

    In Silence is a multiplayer horror game. One player takes on the role of the monster who has hypersensitive hearing abilities and is almost completely blind. The other players(2-6) play as survivors, trying to escape or hunting the monster.

    Why similar: Horror 22.2%, Survival Horror 20.9%, Online Co-Op 20.9%, Multiplayer 19%, Co-op 12.4%

  42. #42 DEVOUR
    70% matchVery Positive91% of 86,959 reviews2021
    Dev: Straight Back Games
    Windows · Mac
    Median: 4.4 hrsMean: 13.4 hrs≥1hr: 90%

    DEVOUR is a co-op horror survival game for 1-4 players. Stop possessed cultists before they drag you to hell. Run. Scream. Hide. Just don't get caught.

    Why similar: Horror 26.7%, Online Co-Op 24.4%, Survival Horror 18.2%, Multiplayer 17%, Co-op 9.6%

  43. #43 Nightmare: Les Origines
    71% matchMixed64% of 28 reviews2021
    Dev: WarZoneStudioGames
    Windows

    "Nightmare: Origins" is a multiplayer horror game for four players that immerses you in a nightmarish world between the realm of the dead and the realm of the living.Do you dare to face your fears and unravel the mysteries of Nightmare: Origins?

    Why similar: Survival Horror 21.9%, 4 Player Local 19.2%, Online Co-Op 17.1%, Horror 14.3%, Multiplayer 13.6%

  44. #44 Escape From Crimson Manor: Trapped Together
    70% matchNo user reviews
    Dev: MediaCity Games
    Windows

    Work together to escape the manor in "Trapped Together", a narrative co-op puzzle campaign where logic reigns and death is not an option. Communicate, trade items via dumbwaiter, and solve intricate riddles. Also features "The Blood Harvest", a bonus 3v1 asymmetric horror mode.

    Why similar: Escape Room 43.4%, Online Co-Op 13.5%, Co-op 13.2%, Multiplayer 10.5%, Survival Horror 5.8%

  45. #45 Backrooms: Escape Together
    69% matchVery Positive88% of 34,229 reviews2022
    Dev: Triiodide Studios
    Windows
    Median: 3.9 hrsMean: 5.6 hrs≥1hr: 91%

    A visually lifelike co-op horror for 1-6 people. Journey through 10 procedurally generated levels, using what's available to survive and progress deeper into the Backrooms.

    Why similar: Survival Horror 20.9%, Online Co-Op 19.6%, Multiplayer 18.1%, Horror 16.5%, Co-op 13.3%

  46. #46 Devil's Crew
    69% matchNo user reviews
    Dev: Pixel Brew Studio
    Windows

    Devil's Crew is a terrifying Co-op/Solo Horror Extraction experience. You have no weapons, no defence only your wits and your will to survive. Descend into forgotten, haunted zones to secure valuable assets, evade the grotesque horrors within, and race to the extraction point.

    Why similar: Survival Horror 21.8%, Online Co-Op 16.6%, Horror 14.2%, Multiplayer 13.2%, First-Person 8.8%

  47. #47 LEVEL 2
    69% matchNo user reviews
    Dev: Rugbug Redfern
    Windows

    Co-op horror for 1-6 players in a PSX style. Explore deeper into the Backrooms while avoiding strange creatures to find the escape.

    Why similar: Survival Horror 30.5%, Online Co-Op 22.2%, Horror 13%, Multiplayer 10.4%, Co-op 8%

  48. #48 PAVOR
    68% matchNo user reviews
    Dev: BananaMovement
    Windows

    PAVOR is an online co-op survival horror game for 1-4 players. You are a professional electrical repair and ghost exterminator, repairing broken houses and exterminating ghosts as requested.

    Why similar: Horror 19.3%, Multiplayer 18%, Co-op 17.2%, Survival Horror 17.2%, Online Co-Op 15.2%

  49. #49 Deadly Swag
    68% matchNo user reviews
    Dev: Dectio LLC
    Windows

    A co-op horror shooter set in the Zone. Explore dangerous locations, collect artifacts, fight mutants, and avoid deadly anomalies. Survive together, sell your loot, and return for more challenges. In the Zone, every step is a fight for survival.

    Why similar: Online Co-Op 23.3%, Survival Horror 21.7%, Horror 15.2%, FPS 11.9%, Co-op 7.9%

  50. #50 Changgwi
    67% matchMostly Positive76% of 88 reviews2025
    Dev: Mandam
    Windows

    First-perspective Co-op horror game (up to 4 online players). A terrible incident has struck a Joseon-era village. Become an investigator and survive the cursed night.

    Why similar: Survival Horror 24%, Horror 20.5%, Multiplayer 18.4%, Online Co-Op 13.9%, Co-op 10.8%

  51. #51 WICKED
    67% matchNo user reviews
    Dev: Nightmare Labs
    Windows

    Wicked is a first person co-op horror survival game for 1-4 players. They say something evil lives in the house. Explore the house with your friends and find out if the rumors are true.

    Why similar: Survival Horror 22.5%, Online Co-Op 18%, Co-op 15.9%, Multiplayer 14.7%, Horror 14.7%

  52. #52 The Backrooms : Last Expedition
    67% matchMixed52% of 66 reviews2023
    Dev: Valkyrie Interactive
    Windows

    "The Backrooms: Last Expedition" is a cooperative horror game designed for 1 to 4 players. Its main objective is to create an enjoyable gaming experience for friends. Players will navigate through terrifying levels, filled with various entities and dangers, as they strive to escape.

    Why similar: Survival Horror 21.1%, Online Co-Op 18.8%, Multiplayer 15%, Horror 14.8%, Escape Room 11%

  53. #53 Dark Deception: Monsters & Mortals
    68% matchMostly Positive79% of 2,919 reviews2020
    Dev: Glowstick Entertainment
    Windows
    Median: 3.3 hrsMean: 11.0 hrs≥1hr: 81%

    Dark Deception: Monsters & Mortals is a multiplayer horror party game with multiple modes where players take on the role of monsters or mortals from Dark Deception's universe (and other universes) and fight for soul shards in nightmarish mazes!

    Why similar: Survival Horror 24.3%, Horror 21.6%, Multiplayer 21.2%, Co-op 13.8%, Action 5.6%

  54. #54 BACKROOMS
    66% matchNo user reviews2026
    Dev: RipperwingPub: Ripperwing Entertainment
    Windows · Linux

    Escape the backrooms levels as reality warps with every step; listen, for the whispers behind the walls may guide you out. Enjoy an unbelievable co-op Backrooms experience.

    Why similar: Escape Room 29.5%, Online Co-Op 17.7%, Horror 13.6%, Co-op 12.7%, Multiplayer 12.4%

  55. #55 Moonfall: Protocol
    65% match3 user reviews33% of 3 reviews2025
    Dev: Cycle Studios
    Windows

    Moonfall Protocol is a co-op survival horror for 1–4 players. Explore the moon, gather evidence of its secrets, and survive a dream that begins to shift into a nightmare filled with hostile creatures and chaos.

    Why similar: Online Co-Op 23.6%, Multiplayer 19.5%, Co-op 19%, Horror 15.1%, Survival Horror 10.5%

Based on tag similarity + player behavior
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