IMHO.

Single-player games like Mannequin House

Below are 12 single-player Steam games similar to Mannequin House, 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 Mannequin House page.

Ranked picks

  1. 1
    Don't Be Afraid — Steam game cover

    Don't Be Afraid

    Single-player alternative to Mannequin House — playable solo, no multiplayer required. Shares Action and Indie with Mannequin House.

    Don't Be Afraid is an adventure horror game, that allows you to personate a boy, kidnapped by a psychopath. You have to survive, escape and find out how you were kidnapped. Exploring the gigantic, mysterious house of your torturer, you will soon reveal many secrets, hidden inside it’s walls…

    2020ActionIndieAdventure9.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Visage — Steam game cover

    Visage

    Single-player alternative to Mannequin House — playable solo, no multiplayer required. Shares Action and Indie with Mannequin House.

    Visage is a first-person psychological horror game. Explore a mysterious ever-changing house in a slow-paced, atmospheric world that combines both uncannily comforting and horrifyingly realistic environments, and enjoy a genuinely terrifying experience.

    2020ActionIndieAdventure34.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    The Backrooms Project — Steam game cover

    The Backrooms Project

    Single-player alternative to Mannequin House — playable solo, no multiplayer required. Shares Action and Indie with Mannequin House.

    Scientists made a new discovery about the Backrooms. Noclipping out of bounds in normal reality was a myth for long, but now it can be real! Now they are looking for subjects to test it on civil people. There are already scientists inside, so you have nothing to worry about, they say. Or do you?

    2022ActionStrategyIndie9.99 USDSingle-playerSimilar games →
  4. 4
    MustScream — Steam game cover

    MustScream

    Single-player alternative to Mannequin House — playable solo, no multiplayer required. Shares Action and Indie with Mannequin House.

    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!

    2025ActionIndieCasual6.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Christmas Nightmare — Steam game cover

    Christmas Nightmare

    Single-player alternative to Mannequin House — playable solo, no multiplayer required. Shares Indie and Simulation with Mannequin House.

    Christmas Nightmare is an atmospheric horror game about New Year's Eve.

    2023IndieAdventureSimulation2.49 USDSingle-playerSimilar games →
  6. 6
    Trenches - World War 1 Horror Survival Game — Steam game cover

    Trenches - World War 1 Horror Survival Game

    Single-player alternative to Mannequin House — playable solo, no multiplayer required. Shares Action and Indie with Mannequin House.

    Trenches is a First-Person World War l Survival Horror Game where you have to escape the claustrophobic environment and experience the war from the eyes of a soldier caught behind enemy lines in this surreal nightmare as you fight for your life and sanity to get back home to your family.

    2023ActionIndieAdventure9.99 USDSingle-playerSimilar games →
  7. 7
    LOST ZION — Steam game cover

    LOST ZION

    Single-player alternative to Mannequin House — playable solo, no multiplayer required. Shares Action and Indie with Mannequin House.

    Lost Zion is an atmospheric cyberpunk horror game. Awakened by a faint signal as a service bot, explore the forsaken megacity of Lost Zion. Uncover the Emperor's horrific secrets. Obey your sole command: Activate the Gravity Core.

    ActionStrategyIndieSingle-playerSimilar games →
  8. 8
    Among Ashes — Steam game cover

    Among Ashes

    Single-player alternative to Mannequin House — playable solo, no multiplayer required. Shares Action and Indie with Mannequin House.

    Among Ashes is a terrifying first-person survival horror game. Your friend has sent you a link to a game that someone posted online, but as you play you quickly realise that something is terribly wrong. Whatever you do… K̴͉͚̗̅̃̄E̷͓̤̺̊͠E̴̤̰̿̽P̴̠̳̀́ ̴̨̮̭̕̚P̷̠͇̳͐̓̀L̶̹̔Ả̷̧Y̵̘̺͆̓Ï̸̻̏͂N̷͙̯͊G̵͖̹̠̽̿

    2024ActionIndieAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Whisper Forest — Steam game cover

    Whisper Forest

    Single-player alternative to Mannequin House — playable solo, no multiplayer required. Shares Indie and Simulation with Mannequin House.

    Whisper Forest is a Japanese-style horror game where "Nesting creatures." lurks. Players collect Amulets and offer them to lanterns.

    2024IndieSimulation1.99 USDSingle-playerSimilar games →
  10. 10
    Himei Dam — Steam game cover

    Himei Dam

    Single-player alternative to Mannequin House — playable solo, no multiplayer required. Shares Indie and Simulation with Mannequin House.

    "Himei Dam" is a horror game where you patrol the dam at night with your senior, who has an afro. Recommended for: People who want to be scared People who want to be surprised People who want to try working at a dam Streamers known for their great reactions

    2024IndieSimulation5.99 USDSingle-playerSimilar games →
  11. 11
    Shichiya Shrine — Steam game cover

    Shichiya Shrine

    Single-player alternative to Mannequin House — playable solo, no multiplayer required. Shares Action and Indie with Mannequin House.

    "Defeat the Monsters with the Cursed Sword and Sacred Talismans! The terror of the Japanese supernatural world awaits in this action-packed horror!"

    2025ActionIndie6.99 USDSingle-playerSimilar games →
  12. 12
    Mayoi Shopping Street — Steam game cover

    Mayoi Shopping Street

    Single-player alternative to Mannequin House — playable solo, no multiplayer required. Shares Indie and Simulation with Mannequin House.

    “Mayoi Shoutengai” is a first-person horror game where you must escape from a terrifying shopping district. You are the protagonist. Once you start, there’s no turning back.

    2025IndieSimulation3.99 USDSingle-playerSimilar games →