IMHO.

Single-player games like Insomnia

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

Ranked picks

  1. 1
    Reclusive — Steam game cover

    Reclusive

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

    Robert Livingston sails to a remote northern island to spend the last days of his life there and encounters unexplained phenomena and creatures.

    2023IndieAdventure6.99 USDSingle-playerSimilar games →
  2. 2
    Dissociated Worth — Steam game cover

    Dissociated Worth

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

    The narrative is the puzzle itself. You have no power, no resources, but a cryptic force sends you to face the impossible, where you have to see through your opponents lies before they see through yours, be they human or not.

    2026IndieAdventureEarly AccessSingle-playerSimilar games →
  3. 3
    The Silent Fare — Steam game cover

    The Silent Fare

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

    A psychological horror anomaly game where you observe your apartment, report strange changes, and uncover a disturbing story hidden in the environment.

    2026IndieAdventureSimulationSingle-playerSimilar games →
  4. 4
    Dream Cage — Steam game cover

    Dream Cage

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

    Robert battles early Alzheimer's and nightly sleep paralysis. Each night reveals fragments of his past. Uncover the truth and help him solve the mysteries haunting his mind.

    2025Adventure7.99 USDSingle-playerSimilar games →
  5. 5
    Abnormality — Steam game cover

    Abnormality

    Single-player alternative to Insomnia — playable solo, no multiplayer required. Shares Indie and Early Access with Insomnia.

    Explore abandoned locations, collect paranormal evidence, and survive the wrath of the former residents still haunting them. Team up with up to 3 friends to investigate by day, and hide for your life by night. What begins as an investigation quickly turns into a desperate struggle to stay alive.

    2024ActionIndieEarly Access9.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    The Alien Cube — Steam game cover

    The Alien Cube

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

    A cursed legacy awakens something ancient, revealing a terrifying reality never meant for human eyes. Follow your missing uncle’s trail, uncover forbidden secrets, and face a Lovecraftian cosmic horror in this first‑person adventure.

    2021IndieAdventure19.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Conrad Stevenson's Paranormal P.I. — Steam game cover

    Conrad Stevenson's Paranormal P.I.

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

    I made this first-person single player ghost hunting simulation game, trying to take an authentic approach at investigating ghosts. Use essential paranormal tools to help your community alleviate their concerns and put their minds at ease.

    2023IndieSimulationCasual9.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    The Gretlow Tapes — Steam game cover

    The Gretlow Tapes

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

    Armed with nothing but your camera, investigate the abandoned Gretlow House in this short, atmospheric horror game. Uncover a chilling mystery through a realistic found-footage lens.

    2025IndieAdventure9.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    New York Rat Simulator — Steam game cover

    New York Rat Simulator

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

    In a world bound by the very laws of traffic, one Rat has been chosen.... Roam the streets of New York, imbued with unnatural jumping abilities, you can now disrupt the very fabric of society and collect pizza slices in the name of the glorious Rat King to summon the dark eldritch being of New York.

    2021IndieAdventureSimulation2.99 USDSingle-playerSimilar games →
  10. 10
    Touch Grass Together — Steam game cover

    Touch Grass Together

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

    Touch Grass with your friends, or on your own if you're into that sort of thing, we won't judge even if it is a little weird.

    2023ActionIndieAdventure4.99 USDSingle-playerSimilar games →
  11. 11
    Love Love Joe Biden: The Joe Biden Dating Simulator — Steam game cover

    Love Love Joe Biden: The Joe Biden Dating Simulator

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

    Welcome to the retirement home! To win Joe's heart, you'll have to navigate the enticing world of gilfs, big hunky wolf-men, and sleepy presidents... Do you have what it takes?

    2023IndieSimulationCasual2.99 USDSingle-playerSimilar games →
  12. 12
    Love Love 2024: The Love Election — Steam game cover

    Love Love 2024: The Love Election

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

    Experience the future of democracy where romance is the key to choosing America’s next leader. But beware, a shadowy manipulator is attempting to rig the election! Date your favorite candidates and see if love can truly save the nation—what could go wrong?? 🏝️💕

    2024IndieSimulationCasual3.99 USDSingle-playerSimilar games →