IMHO.

Single-player games like The Mystery of Oak Island

Below are 8 single-player Steam games similar to The Mystery of Oak Island, 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 The Mystery of Oak Island page.

Ranked picks

  1. 1
    Telling Lies — Steam game cover

    Telling Lies

    Single-player alternative to The Mystery of Oak Island — playable solo, no multiplayer required. Shares Indie and Adventure with The Mystery of Oak Island.

    Four private lives. One big lie. Search through secretly recorded video conversations to discover the truth. The successor to the acclaimed Her Story.

    2019IndieAdventureSimulation4.99 USDSingle-playerSimilar games →
  2. 2
    The Blackwell Legacy — Steam game cover

    The Blackwell Legacy

    Single-player alternative to The Mystery of Oak Island — playable solo, no multiplayer required. Shares Indie and Adventure with The Mystery of Oak Island.

    When 3 NYU students kill themselves, nobody thinks that a sinister force is at work. Nobody but fledgling medium Rosa Blackwell & her new spirit guide Joey Mallone.

    2012IndieAdventure4.99 USDDeck VerifiedSingle-playerSimilar games →
  3. 3
    Frog Detective 1: The Haunted Island — Steam game cover

    Frog Detective 1: The Haunted Island

    Single-player alternative to The Mystery of Oak Island — playable solo, no multiplayer required. Shares Indie and Adventure with The Mystery of Oak Island.

    You're a detective, and a frog, and it's time to solve a mystery.

    2018IndieAdventureCasual4.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Thimbleweed Park™ — Steam game cover

    Thimbleweed Park™

    Single-player alternative to The Mystery of Oak Island — playable solo, no multiplayer required. Shares Indie and Adventure with The Mystery of Oak Island.

    In Thimbleweed Park, a dead body is the least of your problems. Switch between five playable characters to uncover the surreal secrets of this strange town in a modern mystery adventure game from the creators of Monkey Island and Maniac Mansion. The deeper you go, the weirder it gets.

    2017IndieAdventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Nancy Drew®: Legend of the Crystal Skull — Steam game cover

    Nancy Drew®: Legend of the Crystal Skull

    Single-player alternative to The Mystery of Oak Island — playable solo, no multiplayer required. Shares Adventure with The Mystery of Oak Island.

    The Search is on for an Unearthly Artifact in New Orleans!

    2009Adventure9.99 USDSingle-playerSimilar games →
  6. 6
    Unavowed — Steam game cover

    Unavowed

    Single-player alternative to The Mystery of Oak Island — playable solo, no multiplayer required. Shares Indie and Adventure with The Mystery of Oak Island.

    A demon has possessed you and used your body to tear a swath of bloodshed through New York. You are now free, but life as you knew it is over. Your only path forward is joining the Unavowed - an ancient society dedicated to stopping evil. No matter what the cost.

    2018IndieAdventureRPG14.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    The Excavation of Hob's Barrow — Steam game cover

    The Excavation of Hob's Barrow

    Single-player alternative to The Mystery of Oak Island — playable solo, no multiplayer required. Shares Adventure with The Mystery of Oak Island.

    The Excavation of Hob's Barrow is a folk horror narrative-driven adventure. Explore the isolated moors of rural Victorian England as you uncover the mysteries of Hob's Barrow. The answers lie in the soil...

    2022Adventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Kathy Rain 2: Soothsayer — Steam game cover

    Kathy Rain 2: Soothsayer

    Single-player alternative to The Mystery of Oak Island — playable solo, no multiplayer required. Shares Indie and Adventure with The Mystery of Oak Island.

    In this point-and-click urban thriller, down-and-out private eye Kathy Rain will embark on her most dangerous case yet — the pursuit of the notorious serial killer known as the Soothsayer. Find clues, gather evidence, connect the dots, and confront the murderer before the hunter becomes the hunted…

    2025IndieAdventure19.99 USDDeck PlayableSingle-playerSimilar games →