IMHO.

Single-player games like Mysteries Under Lake Ophelia

Below are 10 single-player Steam games similar to Mysteries Under Lake Ophelia, 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 Mysteries Under Lake Ophelia page.

Ranked picks

  1. 1
    Happy Pet — Steam game cover

    Happy Pet

    Single-player alternative to Mysteries Under Lake Ophelia — playable solo, no multiplayer required. Shares Casual with Mysteries Under Lake Ophelia.

    Happy is a sweet little cat who needs you, even when you're away. He waits to play, eat, chat… so don’t leave him alone too long. He might feel forgotten.

    2025IndieSimulationCasual1.99 USDSingle-playerSimilar games →
  2. 2
    Scarred Stars: Traumatic Edition — Steam game cover

    Scarred Stars: Traumatic Edition

    Single-player alternative to Mysteries Under Lake Ophelia — playable solo, no multiplayer required. Shares Adventure with Mysteries Under Lake Ophelia.

    Scarred Stars: Traumatic edition begins by you entering an amusement park from hell and you must escape with your sanity - if you can! Adventure through a ruined amusement park with a dark past. Escape monsters and discover multiple endings in this survival horror game!

    2021ActionIndieAdventure1.99 USDSingle-playerSimilar games →
  3. 3
    Fishing Vacation — Steam game cover

    Fishing Vacation

    Single-player alternative to Mysteries Under Lake Ophelia — playable solo, no multiplayer required. Shares Adventure and Casual with Mysteries Under Lake Ophelia.

    A Game Boy styled fishing horror adventure

    2022IndieAdventureSimulation1.99 USDSingle-playerSimilar games →
  4. 4
    Gendo The Gatherer — Steam game cover

    Gendo The Gatherer

    Single-player alternative to Mysteries Under Lake Ophelia — playable solo, no multiplayer required. Shares Adventure and Casual with Mysteries Under Lake Ophelia.

    Forage, Fish and Filet your way through Gendo's journey discovering a mystical, ever changing forest. After long days of gathering goodies, return to your cozy home and relax, cook and interact with the local townsfolk. Join Gendo and his quaint neighbors on an adventure of making yourself at home.

    2026IndieAdventureSimulationSingle-playerSimilar games →
  5. 5
    Project Real — Steam game cover

    Project Real

    Single-player alternative to Mysteries Under Lake Ophelia — playable solo, no multiplayer required. Shares Adventure with Mysteries Under Lake Ophelia.

    The Real Project is a game where you shape your virtual life. Choose professions, build authentic relationships and explore a wide, vibrant world full of fascinating NPCs. Face challenges, explore stunning landscapes. Live a complete virtual life, full of unique adventures.

    2024IndieAdventureSimulation5.99 USDSingle-playerSimilar games →
  6. 6
    NAGAISAN — Steam game cover

    NAGAISAN

    Single-player alternative to Mysteries Under Lake Ophelia — playable solo, no multiplayer required. Shares Adventure and Casual with Mysteries Under Lake Ophelia.

    I came to know "her." Since then, I've felt someone's gaze from somewhere. Memories of the place I reached while searching for a lost dog in the past. I'm not sure if it's connected, but I did something. "NAGAISAN" is an adventure game based on urban legends.

    2024IndieAdventureSimulation2.99 USDSingle-playerSimilar games →
  7. 7
    Garlant: My Story — Steam game cover

    Garlant: My Story

    Single-player alternative to Mysteries Under Lake Ophelia — playable solo, no multiplayer required. Shares Adventure with Mysteries Under Lake Ophelia.

    I am a Falconeye who just graduated from the academy. In pursuit of challenges, I came to the distant border of the kingdom: Garlant in the Doe region. Here I will start a new chapter of my life, and it's going to be an amazing adventure story!

    2024IndieAdventureSimulation10.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Village Monsters — Steam game cover

    Village Monsters

    Single-player alternative to Mysteries Under Lake Ophelia — playable solo, no multiplayer required. Shares Casual with Mysteries Under Lake Ophelia.

    Village Monsters is a cozy town life game set in a forgotten world. You play as the sole human living in a community of (mostly) friendly monsters.

    2022IndieSimulationRPG14.99 USDSingle-playerSimilar games →
  9. 9
    Fatum Betula — Steam game cover

    Fatum Betula

    Single-player alternative to Mysteries Under Lake Ophelia — playable solo, no multiplayer required. Shares Adventure and Casual with Mysteries Under Lake Ophelia.

    Placed in a world without change, you must create fate by watering an ancient plant. Determine a future and live with it.

    2020IndieAdventureCasual4.99 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    Dread X Collection 3 — Steam game cover

    Dread X Collection 3

    Single-player alternative to Mysteries Under Lake Ophelia — playable solo, no multiplayer required.

    Experience 12 all-new games made exclusively for this unique horror anthology. Explore a mysterious castle that changes as you play. Keep your wits about you as the line between cute and creepy begins to blur. Uncover the next chapter in the ongoing Dread X Collection storyline.

    2020Action9.99 USDDeck PlayableSingle-playerSimilar games →