IMHO.

Single-player games like Astrophobia

Below are 8 single-player Steam games similar to Astrophobia, 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 Astrophobia page.

Ranked picks

  1. 1
    Poolscape — Steam game cover

    Poolscape

    Single-player alternative to Astrophobia — playable solo, no multiplayer required. Shares Indie and Adventure with Astrophobia.

    Explore the Poolrooms as if it were lost media from 1998.

    2026IndieAdventureSimulation4.99 USDSingle-playerSimilar games →
  2. 2
    Arata Haunted Asylum — Steam game cover

    Arata Haunted Asylum

    Single-player alternative to Astrophobia — playable solo, no multiplayer required. Shares Indie and Adventure with Astrophobia.

    Arata Haunted Asylum is a 2D Top Down Survival horror game based on the story of a haunted asylum located in Japan. You will investigate the asylum for the proof of the paranormal.

    2022IndieAdventureCasual3.99 USDSingle-playerSimilar games →
  3. 3
    Mello Haunted House — Steam game cover

    Mello Haunted House

    Single-player alternative to Astrophobia — playable solo, no multiplayer required. Shares Indie and Adventure with Astrophobia.

    Mello Haunted House is a 2D Survival horror game based on the story of an old haunted house located in Indiana which is said to be haunted by an angry old man's spirit.

    2022IndieAdventureCasual3.99 USDSingle-playerSimilar games →
  4. 4
    The Third Shift — Steam game cover

    The Third Shift

    Single-player alternative to Astrophobia — playable solo, no multiplayer required. Shares Indie and Adventure with Astrophobia.

    In this Game Boy styled horror game, uncover the mystery of the Roanoke Museum of History and Wonder. Get lost in its maze-like exhibits, solve peculiar puzzles, and survive being hunted by grotesque creatures from the controversial Human Body Exhibit. Can you leave the museum alive?

    2026IndieAdventure11.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Invasion of The Halloween Fiends — Steam game cover

    Invasion of The Halloween Fiends

    Single-player alternative to Astrophobia — playable solo, no multiplayer required. Shares Indie and Adventure with Astrophobia.

    Invasion of The Halloween Fiends is a First-Person Retro horror game that takes place on Halloween Night. Strangers keep visiting you looking for candy. Some of them may not be so friendly. Will you be able to survive Halloween Night?

    2024IndieAdventureCasual3.49 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Rooten — Steam game cover

    Rooten

    Single-player alternative to Astrophobia — playable solo, no multiplayer required. Shares Indie and Adventure with Astrophobia.

    There is only you and the Forest. In "Rooten" there are no compulsory tasks, time just goes by, and days pass by independently of you. You can explore the Forest, try to get out, or even do nothing at all. The forest has always been here, and always will be. You won't change it no matter what.

    2021IndieAdventure4.99 USDSingle-playerSimilar games →
  7. 7
    Crow Country — Steam game cover

    Crow Country

    Single-player alternative to Astrophobia — playable solo, no multiplayer required. Shares Indie with Astrophobia.

    The year is 1990. It’s been two years since the mysterious disappearance of Edward Crow and the abrupt closure of his theme park, Crow Country. But your arrival has broken the silence, Mara Forest. If you want answers, you’ll have to venture deep into the darkness of Crow Country to find them…

    2024ActionIndie19.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Stars Die — Steam game cover

    Stars Die

    Single-player alternative to Astrophobia — playable solo, no multiplayer required. Shares Indie and Adventure with Astrophobia.

    A giant cathedral of flesh has appeared in the middle of the ocean on a dying world. A small group of scientists are secretly investigating it when a mysterious woman appears, facing an impossible task.

    2020IndieAdventure4.99 USDDeck PlayableSingle-playerSimilar games →