IMHO.

Single-player games like Sky High Games Horror Collection

Below are 9 single-player Steam games similar to Sky High Games Horror Collection, 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 Sky High Games Horror Collection page.

Ranked picks

  1. 1
    CASE: Animatronics — Steam game cover

    CASE: Animatronics

    Single-player alternative to Sky High Games Horror Collection — playable solo, no multiplayer required. Shares Indie and Adventure with Sky High Games Horror Collection.

    CASE: Animatronics is a truly scary and challenging first-person stealth horror on PC. Control of the police department is in the hands of anonymous hacker. All exits are locked. Electricity is off. Metallic thumps are getting closer. Will you survive, Detective Bishop?

    2016ActionIndieAdventure9.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Uventa — Steam game cover

    Uventa

    Single-player alternative to Sky High Games Horror Collection — playable solo, no multiplayer required. Shares Indie with Sky High Games Horror Collection.

    The tragic fate brings you, a simple night guard, to an abandoned school. Plunge into a horrifying story and get to the bottom of the secret that this spectre of the long-gone Soviet era has in store.

    2018IndieViolentGore0.99 USDSingle-playerSimilar games →
  3. 3
    Outlast — Steam game cover

    Outlast

    Single-player alternative to Sky High Games Horror Collection — playable solo, no multiplayer required. Shares Indie and Adventure with Sky High Games Horror Collection.

    Hell is an experiment you can't survive in Outlast, a first-person survival horror game developed by veterans of some of the biggest game franchises in history. As investigative journalist Miles Upshur, explore Mount Massive Asylum and try to survive long enough to discover its terrible secret... if you dare.

    2013ActionIndieAdventure14.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    ROUTINE — Steam game cover

    ROUTINE

    Single-player alternative to Sky High Games Horror Collection — playable solo, no multiplayer required. Shares Indie and Adventure with Sky High Games Horror Collection.

    ROUTINE is a First Person Sci-Fi Horror set on an abandoned lunar base designed around an 80s vision of the future. Explore and investigate your surroundings as you survive against unknown threats.

    2025ActionIndieAdventure24.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Penumbra: Black Plague Gold Edition — Steam game cover

    Penumbra: Black Plague Gold Edition

    Single-player alternative to Sky High Games Horror Collection — playable solo, no multiplayer required. Shares Indie and Adventure with Sky High Games Horror Collection.

    Surrounded by enemies and assaulted by terror from all sides, Philip must collect clues and solve vexing puzzles while combating the gnawing psychological terrors that assail his mind and threaten to strip him of his sanity.

    2009ActionIndieAdventure9.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Penumbra Overture — Steam game cover

    Penumbra Overture

    Single-player alternative to Sky High Games Horror Collection — playable solo, no multiplayer required. Shares Indie and Adventure with Sky High Games Horror Collection.

    Penumbra: Overture is a first person survival horror game, emphasizing on survival and problem solving instead of mindless violence and gore.

    2009ActionIndieAdventure9.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Slender: The Arrival — Steam game cover

    Slender: The Arrival

    Single-player alternative to Sky High Games Horror Collection — playable solo, no multiplayer required. Shares Indie and Adventure with Sky High Games Horror Collection.

    Slender Man returns more terrifying than ever. You're on your own. No one to help you. No one to hear you scream. Relive the horror all over again with cutting edge visuals for the 10th Anniversary Update and experience survival horror at its finest.

    2013ActionIndieAdventure19.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Hollow Cocoon — Steam game cover

    Hollow Cocoon

    Single-player alternative to Sky High Games Horror Collection — playable solo, no multiplayer required. Shares Indie and Adventure with Sky High Games Horror Collection.

    "Trapped in a cocoon, the silkworm weaves her final dream." Hollow Cocoon is a first-person horror adventure game set in 1980s Japan. Immerse yourself in meticulously recreated environments as you venture into the depths of unspeakable horrors that await you.

    2023IndieAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Silent Shores — Steam game cover

    Silent Shores

    Single-player alternative to Sky High Games Horror Collection — playable solo, no multiplayer required. Shares Indie and Adventure with Sky High Games Horror Collection.

    Silent Shores is a first-person open world horror game where you play as a father searching for his missing son on an abandoned island.

    2024IndieAdventure6.99 USDSingle-playerSimilar games →