IMHO.

Single-player games like Backrooms Lost Unit

Below are 8 single-player Steam games similar to Backrooms Lost Unit, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.

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

Ranked picks

  1. 1
    Backrooms Society — Steam game cover

    Backrooms Society

    Single-player alternative to Backrooms Lost Unit — playable solo, no multiplayer required. Shares Action and Early Access with Backrooms Lost Unit.

    Backrooms Society is a 1-8 player co-op horror game. Make your way through unique levels of the backrooms while trying to survive and avoid mysterious entities. Scavenge each level for gear and resources, bring it back to The Hub where you can sell valuables and buy/craft new gear.

    2023ActionIndieAdventure6.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Red Core Division — Steam game cover

    Red Core Division

    Single-player alternative to Backrooms Lost Unit — playable solo, no multiplayer required. Shares Action and Early Access with Backrooms Lost Unit.

    Red Core Division is a co-op survival horror game for 1–4 players. Enter a classified containment facility, where something has gone horribly wrong. Your mission: find evidence of paranormal activity, complete high-risk objectives, and escape alive. But, something is down there—something that hunts.

    2025ActionIndieEarly Access4.99 USDSingle-playerSimilar games →
  3. 3
    HALLS — Steam game cover

    HALLS

    Single-player alternative to Backrooms Lost Unit — playable solo, no multiplayer required. Shares Action and Casual with Backrooms Lost Unit.

    HALLS is a co-op survival horror game set in a liminal space for 1-6 players. You end up stranded inside of the backrooms. Explore to gather resources, protect your base and craft gear to hunt giant bosses. Will you be able to find a way out of this space in between worlds?

    ActionIndieAdventureSingle-playerSimilar games →
  4. 4
    Backrooms: Escape Together — Steam game cover

    Backrooms: Escape Together

    Single-player alternative to Backrooms Lost Unit — playable solo, no multiplayer required. Shares Action and Casual with Backrooms Lost Unit.

    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.

    2022ActionIndieAdventure9.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Backrooms: Extractions — Steam game cover

    Backrooms: Extractions

    Single-player alternative to Backrooms Lost Unit — playable solo, no multiplayer required. Shares Action and Casual with Backrooms Lost Unit.

    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 PlayableSingle-playerSimilar games →
  6. 6
    AsHes — Steam game cover

    AsHes

    Single-player alternative to Backrooms Lost Unit — playable solo, no multiplayer required. Shares Action and Early Access with Backrooms Lost Unit.

    This horror game inspired by Chinese folklore offers an enthralling journey through the depths of the Underworld. As you delve deeper, you'll unravel hidden secrets veiled in the darkness.

    2024ActionIndieAdventure24.99 USDSingle-playerSimilar games →
  7. 7
    The Escape: Together — Steam game cover

    The Escape: Together

    Single-player alternative to Backrooms Lost Unit — playable solo, no multiplayer required. Shares Action and Early Access with Backrooms Lost Unit.

    The Escape: Together is a 1-3 player Online CO-OP escape horror. The paranormal creature has taken over the house. You must use everything you find to survive and make your runaway.

    2023ActionIndieEarly Access3.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Obsideo — Steam game cover

    Obsideo

    Single-player alternative to Backrooms Lost Unit — playable solo, no multiplayer required. Shares Action and Early Access with Backrooms Lost Unit.

    Obsideo is a 1-4 player online co-op psychological horror, where you and your team of priests explore different locations experiencing paranormal events in an attempt to figure out what ghost they're dealing with and exorcise it from the property.

    2021ActionIndieEarly Access11.99 USDDeck PlayableSingle-playerSimilar games →