IMHO.

Co-op games like Behind The Backrooms

Below are 8 cooperative Steam games similar to Behind The Backrooms, ranked by player overlap and content similarity. Every pick supports cooperative play — online co-op, LAN co-op, or shared/split-screen — so you can play with friends right out of the box. imho.run pulls from the same Steam category data Valve uses internally, so "Co-op" here matches what the store labels.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Behind The Backrooms page.

Ranked picks

  1. 1
    Disinfection — Steam game cover

    Disinfection

    Online Co-op alternative to Behind The Backrooms — playable with friends. Shares Indie and Adventure with Behind The Backrooms.

    Risk your life to save decaying spaceships and their crew from an out of control nanomachine infection, either alone or as a team in co-op in this tense sci-fi horror game.

    2022ActionIndieAdventure10.99 USDCo-opSimilar games →
  2. 2
    Scary Together — Steam game cover

    Scary Together

    Online Co-op alternative to Behind The Backrooms — playable with friends. Shares Indie and Adventure with Behind The Backrooms.

    Scary Together is a 4-player co-op horror game. Explore terrifying levels filled with jump scares, solve puzzles, and experience the thrill of being scared together. Perfect for players who love screaming—and laughing—with friends. Screams turn into laughter as you watch your friends freak out

    2025IndieAdventureSimulation3.99 USDCo-opSimilar games →
  3. 3
    Backrooms: The Others — Steam game cover

    Backrooms: The Others

    Online Co-op alternative to Behind The Backrooms — playable with friends. Shares Indie and Adventure with Behind The Backrooms.

    Backrooms: The Others is a cooperative horror game for up to 4 players where you will be forced to explore these unknown nooks and crannies, trying to survive in this complex world where death can be waiting for you at every turn!

    2025IndieAdventureSimulation2.99 USDCo-opSimilar games →
  4. 4
    Backrooms: The Deep Dark — Steam game cover

    Backrooms: The Deep Dark

    Online Co-op alternative to Behind The Backrooms — playable with friends. Shares Indie and Adventure with Behind The Backrooms.

    Backrooms: The Deep Dark is a 4-player cooperative horror game where you will survive in a mysterious scary atmospheric world, wander through unknown dark corners and get scared of every nook and cranny!

    2025IndieAdventureSimulation2.99 USDCo-opSimilar games →
  5. 5
    Into The Matrix — Steam game cover

    Into The Matrix

    Online Co-op alternative to Behind The Backrooms — playable with friends. Shares Indie and Adventure with Behind The Backrooms.

    "Into The Matrix" is a multiplayer horror game where you and your friends must explore, survive, and outsmart dangers . Many entities are after you, but the Overseer is the true threat. Can you escape its grasp?

    2024ActionIndieAdventure9.00 USDCo-opSimilar games →
  6. 6
    Sucker head: Bodycam — Steam game cover

    Sucker head: Bodycam

    Online Co-op alternative to Behind The Backrooms — playable with friends. Shares Adventure with Behind The Backrooms.

    A co-op horror game. In it, players take on the role of a group of people who are trapped, full of dangers and horrors. The goal of the game is to get out by solving puzzles, avoiding traps and fighting monsters.

    2025ActionAdventureMassively Multiplayer4.99 USDCo-opSimilar games →
  7. 7
    Anomaly Protocol — Steam game cover

    Anomaly Protocol

    Online Co-op alternative to Behind The Backrooms — playable with friends. Shares Indie and Adventure with Behind The Backrooms.

    You step through the doors of a bunker from which no one has ever returned, together with your team. The goal is to explore labyrinth-like rooms and corridors to collect valuable loot, and after grinding this loot,send it to our base in space via rocket.The greater the danger, the greater the reward

    2025ActionIndieAdventure4.99 USDCo-opSimilar games →
  8. 8
    Blood Red — Steam game cover

    Blood Red

    Online Co-op alternative to Behind The Backrooms — playable with friends. Shares Indie and Adventure with Behind The Backrooms.

    Blood Red is a co-op survival horror game that can be played with 1-4 players. Figure out the demon and banish it using your special demon hunting kit!

    2023ActionIndieAdventure9.99 USDCo-opSimilar games →