IMHO.

Games like Ultimate Backrooms

If Ultimate Backrooms is your kind of game, the closest matches are Liminal Protocol, MIMESIS and Deathground — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Ultimate Backrooms: Lost in the infinity of the Backrooms, survive hunger, thirst, and madness in this procedural co-op horror game. Use proximity voice chat, manage your inventory, and face unique entities. Cooperate or get lost alone... Will you find a way to escape?

ActionIndieEarly AccessWindowsby KarArts
Ultimate Backrooms — Steam game cover

Players who liked Ultimate Backrooms also play

Steam players who put hours into Ultimate Backrooms also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Liminal Protocol

    WHY THIS

    Top pick for Ultimate Backrooms fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Ultimate Backrooms.

    Project your consciousness into a facility transformed into an unstable 3D ASCII lattice. Alone or with up to four Operators, phase through sealed corridors, synchronize Transmit Nodes, survive entities entering through a dimensional tear, and escape before the T-Link rewrites your identity.

    2026ActionIndieEarly Access2.99 USDSteam ↗
  2. MIMESIS

    WHY THIS

    Second-strongest match for Ultimate Backrooms fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Ultimate Backrooms.

    4 Player co-op survival horror game. When the cursed rain falls, 'Mimesis' appear, perfectly imitating your teammates, bringing a new level of tension you've never experienced before.

    2025ActionIndieAdventure9.99 USDDeck VerifiedSteam ↗
  3. Deathground

    WHY THIS

    Third-strongest match for Ultimate Backrooms fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Ultimate Backrooms.

    A 1-4 player co-op horror game that throws you into a desperate fight for survival against deadly dinosaurs. Run, hide and work together to complete missions and uncover the secrets buried within the abandoned AEON research facility. Can you and your friends make it out alive?

    2025ActionIndieAdventure14.99 USDDeck PlayableSteam ↗
  4. Bunker Invaders

    WHY THIS

    Ranked #4 for Ultimate Backrooms fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Ultimate Backrooms.

    A co-op horror game where you must scavenge for loot and maintain the bunker to keep it standing

    2024ActionStrategyIndie6.99 USDDeck PlayableSteam ↗
  5. Backrooms: Extractions

    WHY THIS

    Ranked #5 for Ultimate Backrooms fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Ultimate Backrooms.

    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.

    2025ActionIndieCasual6.99 USDDeck PlayableSteam ↗
  6. The Outlast Trials

    WHY THIS

    Ranked #6 for Ultimate Backrooms fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Ultimate Backrooms.

    Red Barrels invites you to experience mind-numbing terror, this time with friends. Whether you go through the trials alone or in teams, if you survive long enough and complete the therapy, Murkoff will happily let you leave… but will you be the same?

    2024ActionIndieAdventure39.99 USDDeck VerifiedSteam ↗
  7. Backrooms Lost Runners

    WHY THIS

    Ranked #7 for Ultimate Backrooms fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Ultimate Backrooms.

    Backrooms Lost Runners is a co-op survival horror with team play, voice-reactive AI, and immersive puzzles. This isn’t a “walking simulator”: explore liminal spaces, outsmart entities, and remember—even a whisper can give you away.

    2026ActionIndieAdventure12.59 USDSteam ↗
  8. Lethal Company

    WHY THIS

    Ranked #8 for Ultimate Backrooms fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Ultimate Backrooms.

    A co-op horror about scavenging at abandoned moons to sell scrap to the Company.

    2023ActionIndieAdventure9.99 USDDeck PlayableSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Doki Doki Literature Club!

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Ultimate Backrooms.

    The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.

    2017IndieFree To PlayCasualFreeDeck PlayableSteam ↗
  2. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Ultimate Backrooms.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  3. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Ultimate Backrooms.

    Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?

    2025IndieSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  4. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Ultimate Backrooms.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  5. STRAFTAT

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Ultimate Backrooms.

    STRAFTAT is a 1v1/2v2 ONLINE first person SHOOTER with quick rounds in over 350 MAPS ; Including all WEAPONS, proximity chat and 4 players FFA.

    2024ActionFreeDeck PlayableSteam ↗
  6. Counter-Strike:Global Offensive

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Ultimate Backrooms.

    Counter-Strike:Global Offensive (CS:GO) expands upon the team-based action gameplay that it pioneered when it was launched over 2 decades ago. CS:GO features new maps, characters, weapons, and game modes, and delivers updated versions of the classic CS content (de_dust2, etc.).

    2012ActionFree To PlayFreeDeck PlayableSteam ↗
  7. Awaria

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Ultimate Backrooms.

    Awaria is a short game about working in haunted maintenance tunnels.

    2024ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  8. The Expendabros

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Ultimate Backrooms.

    The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.

    2014ActionIndieAdventureFreeDeck VerifiedSteam ↗

Frequently asked about Ultimate Backrooms

Does Ultimate Backrooms have multiplayer or co-op?
Yes — Ultimate Backrooms supports multi-player play according to its Steam store listing (Multi-player, Online Co-op, Co-op).
What games are most similar to Ultimate Backrooms?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Ultimate Backrooms are Liminal Protocol, MIMESIS, Deathground.
Who developed Ultimate Backrooms?
Ultimate Backrooms was developed by KarArts.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Ultimate Backrooms.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.

16 Games Like Ultimate Backrooms — Ranked for 2026 · imho.run