IMHO.

Single-player games like halfmoon

Below are 9 single-player Steam games similar to halfmoon, 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 halfmoon page.

Ranked picks

  1. 1
    Isolomus — Steam game cover

    Isolomus

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

    Bite-sized surreal horror with multiple choices. Make your own way through the claymation madness!

    2020IndieAdventureCasual0.99 USDSingle-playerSimilar games →
  2. 2
    No Longer Home — Steam game cover

    No Longer Home

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

    No Longer Home is a game about letting go of the life you've built due to circumstances beyond your control. Immerse yourself in the lives of Bo and Ao and learn about their dreams, frustrations and fears. Welcome the magic of the everyday and somewhat extraordinary.

    2021IndieAdventureCasual14.99 USDDeck VerifiedSingle-playerSimilar games →
  3. 3
    Looking Up I See Only A Ceiling — Steam game cover

    Looking Up I See Only A Ceiling

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

    A short psychological adventure about a stressed girl who wants to explore her ceiling.

    2023IndieAdventure1.39 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    TOMORROW DON'T COME - Puzzling Depression — Steam game cover

    TOMORROW DON'T COME - Puzzling Depression

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

    TOMORROW DON'T COME is a contextual puzzle game about depression and how it feels to be stuck.

    2018IndieAdventureCasual2.99 USDSingle-playerSimilar games →
  5. 5
    Home — Steam game cover

    Home

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

    Home is a unique horror adventure set in a beautifully-realized pixel world. It’s a murder mystery with a twist—because you decide what ultimately happens.

    2012IndieAdventure4.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Loretta — Steam game cover

    Loretta

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

    Loretta is a psychological thriller that makes the player an accessory to the heroine’s crimes, leading her through a self-crafted nightmare. Loretta’s story revolves around a woman handling betrayal, her husband’s infidelity, and reclaiming her agency during the socially tumultuous 1940s.

    2023IndieAdventureCasual14.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    To the Moon — Steam game cover

    To the Moon

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

    A story-driven experience about two doctors traversing backwards through a dying man's memories to artificially fulfill his last wish.

    2012IndieAdventureRPG9.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    A Normal Lost Phone — Steam game cover

    A Normal Lost Phone

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

    A Normal Lost Phone is a game about exploring the intimacy of an unknown person whose phone was found by the player.

    2017IndieCasualSingle-playerSimilar games →
  9. 9
    NIDANA — Steam game cover

    NIDANA

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

    She continues to dream. A first-person dream simulator where you explore a corner of a dream.

    2025Adventure9.99 USDDeck VerifiedSingle-playerSimilar games →