IMHO.

Games like Hallness

If Hallness is your kind of game, the closest matches are Poly Backrooms, Backrooms Complex and Monkey See, Monkey Doo, Monkey Kiss You — 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 Hallness: Hallness is an online co-op VR horror game set in unsettling liminal spaces. Explore impossible environments, physically barricade doors, fumble with flashlights in the dark, and hold your breath in VR as a reactive creature hunts you through impossible, shifting corridors.

2026ActionIndieAdventureEarly AccessWindowsby NeutralDev Studios
Hallness — Steam game cover

Players who liked Hallness also play

Steam players who put hours into Hallness 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. Poly Backrooms

    WHY THIS

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

    Welcome to Poly Backrooms, an unique multiplayer co-op horror game that combines the infamous backrooms creepypasta with a fun, low-poly aesthetic. With up to 4 players, you and your friends will navigate through the backrooms, solving intricate puzzles and avoiding dangerous entities.

    2023ActionIndieAdventure6.99 USDSteam ↗
  2. Backrooms Complex

    WHY THIS

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

    Explore endless backrooms complex alone or with friends in the atmospheric horror experience. Survive hostile entities, uncover strange environments, and descend deeper into the unknown.

    2026ActionIndieAdventure6.79 USDSteam ↗
  3. Monkey See, Monkey Doo, Monkey Kiss You

    WHY THIS

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

    Monkey See, Monkey Doo, Monkey Kiss You is a gripping first-person horror adventure. Stranded in a sinister forest, evade amorous monkeys while navigating treacherous paths. Face chilling encounters, uncover mysteries, and fight for survival in this pulse-pounding tale of fear and tension.

    2024ActionIndieAdventure7.99 USDSteam ↗
  4. Project MISPLACE

    WHY THIS

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

    A living facility rearranges rooms behind you. Co-op horror for 1–4, 8, or 16 — it only wants you to hold still.

    2026ActionIndieAdventureFreeSteam ↗
  5. The Lost

    WHY THIS

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

    You survive a bombing from enemy planes, you are knocked out and on an island with no contact to the outside world.

    2024ActionIndieAdventure9.99 USDSteam ↗
  6. The Null Dream

    WHY THIS

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

    The Null Dream is a first-person psychological horror game for one to six players. Enter a shifting dream, solve environmental puzzles, and uncover fragmented memories-while each player may experience something different. Will you stay a part of His collection forever?

    ActionIndieAdventureSteam ↗
  7. Pacify

    WHY THIS

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

    An online co-op horror game where you pacify, weaken and capture supernatural creatures for PAH Inc. Each level has a different story, unique monsters, and multiple endings. Play single player or together with up to 6 friends. Includes proximity voice chat with fun effects.

    2019ActionStrategyIndie4.99 USDDeck VerifiedSteam ↗
  8. WE ARE SO DEAD

    WHY THIS

    Ranked #8 for Hallness fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Hallness.

    A co-op seance communications game where one of you died first, and only you can see what's killing the others. Your only voice is a Ouija board your friends keep misreading. Guide them down 9 floors of a haunted house and banish the demon before sunrise. 2-6 players. Brain required.

    2026StrategyIndieAdventure4.95 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 Hallness.

    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. Life is Strange - Episode 1

    WHY THIS

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

    Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.

    2015ActionAdventureFreeDeck PlayableSteam ↗
  3. Ultimate Custom Night

    WHY THIS

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

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

    2018ActionIndieFree To PlayFreeSteam ↗
  4. Bongo Cat

    WHY THIS

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

    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 ↗
  5. ENA: Dream BBQ

    WHY THIS

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

    Experience surreal environments and inexplicable characters as ENA in a new wild world.

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  6. The Murder of Sonic the Hedgehog

    WHY THIS

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

    Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!

    2023IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  7. 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 Hallness.

    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 ↗
  8. STRAFTAT

    WHY THIS

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

    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 ↗

Frequently asked about Hallness

Does Hallness have multiplayer or co-op?
Yes — Hallness supports multi-player play according to its Steam store listing (Multi-player, Cross-Platform Multiplayer, Online Co-op).
What games are most similar to Hallness?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Hallness are Poly Backrooms, Backrooms Complex, Monkey See, Monkey Doo, Monkey Kiss You.
Who developed Hallness?
Hallness was developed by NeutralDev Studios.

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 Hallness.

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