IMHO.

Single-player games like I don't think the sun is real.

Below are 8 single-player Steam games similar to I don't think the sun is real., 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 I don't think the sun is real. page.

Ranked picks

  1. 1
    BLOODVILLE — Steam game cover

    BLOODVILLE

    Single-player alternative to I don't think the sun is real. — playable solo, no multiplayer required. Shares Action and Indie with I don't think the sun is real..

    BLOODVILLE is a retro FPS game where you play as Cane, a retired hitman dragged back into killing - and slowly losing his mind.

    ActionIndieAdventureSingle-playerSimilar games →
  2. 2
    OUTTA HELL — Steam game cover

    OUTTA HELL

    Single-player alternative to I don't think the sun is real. — playable solo, no multiplayer required. Shares Action and Indie with I don't think the sun is real..

    OUTTA HELL is an action-packed FPS set in haunting dimensions of the afterlife. You're Mono — trapped in a corporate purgatory after a life of crime. Dive in guns blazing, slow down the chaos with time-bending combat, or move tactically through the shadows — hell won’t wait, and neither should you.

    ActionIndieAdventureSingle-playerSimilar games →
  3. 3
    Corbaci: A Cozy Cinematic Horror — Steam game cover

    Corbaci: A Cozy Cinematic Horror

    Single-player alternative to I don't think the sun is real. — playable solo, no multiplayer required. Shares Indie with I don't think the sun is real..

    Run a cozy little soup shop haunted by unsettling stories. In Corbaci: A Cozy Cinematic Horror, uncover hidden mysteries and unlock every secret recipe. Serve the right soup from the Super Soup 2000.

    2026IndieRPGCasualSingle-playerSimilar games →
  4. 4
    Escape From Infection Zone — Steam game cover

    Escape From Infection Zone

    Single-player alternative to I don't think the sun is real. — playable solo, no multiplayer required. Shares Action and Adventure with I don't think the sun is real..

    Escape the zombie infected zone, using an arsenal of weapons, in this arena shooter game.

    2024ActionAdventure14.99 USDSingle-playerSimilar games →
  5. 5
    You will be cursed — Steam game cover

    You will be cursed

    Single-player alternative to I don't think the sun is real. — playable solo, no multiplayer required. Shares Action and Indie with I don't think the sun is real..

    Someone has proof of your crime. You must escape from the cursed house by finding evidence that accuses you. With your guns and wisdom, ostracize and remove the cursed. Your life depends on this job...

    2024ActionIndieAdventure3.99 USDSingle-playerSimilar games →
  6. 6
    SCP: Valravn — Steam game cover

    SCP: Valravn

    Single-player alternative to I don't think the sun is real. — playable solo, no multiplayer required. Shares Action and Indie with I don't think the sun is real..

    You never lose a war, when war is what you sell. Infiltrate the Valravn Corp. Put down the horrors in the dark. Containment is not enough.

    ActionIndieAdventureSingle-playerSimilar games →
  7. 7
    ZERO PROTOCOL — Steam game cover

    ZERO PROTOCOL

    Single-player alternative to I don't think the sun is real. — playable solo, no multiplayer required. Shares Action and Adventure with I don't think the sun is real..

    In this immersive sci-fi thriller, you will experience the atmosphere of classic 3D games as you solve puzzles, follow an intriguing non-linear storyline, and engage in battles with monsters.

    2024ActionAdventure5.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Duck Season — Steam game cover

    Duck Season

    Single-player alternative to I don't think the sun is real. — playable solo, no multiplayer required. Shares Action and Indie with I don't think the sun is real..

    The game of your dreams just dropped, DUCK SEASON, a hunter with ridiculous graphics. Luckily, it's summer vacation and Mom just surprised you with a one day rental of it! Unfortunately, as you binge play it becomes apparent that all is not right with Duck Season...

    2017ActionIndieAdventure19.99 USDSingle-playerSimilar games →