IMHO.

Single-player games like How Deep Is the Dark Water?

Below are 9 single-player Steam games similar to How Deep Is the Dark Water?, 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 How Deep Is the Dark Water? page.

Ranked picks

  1. 1
    GRUNND — Steam game cover

    GRUNND

    Single-player alternative to How Deep Is the Dark Water? — playable solo, no multiplayer required. Shares Indie and Adventure with How Deep Is the Dark Water?.

    You fell asleep on the train... Now a strange town, fully voice-acted characters, and choices that reshape the mystery stand between you and home.

    2023IndieAdventureRPG7.99 USDSingle-playerSimilar games →
  2. 2
    The Wickie : Journey of a Lighthouse Keeper — Steam game cover

    The Wickie : Journey of a Lighthouse Keeper

    Single-player alternative to How Deep Is the Dark Water? — playable solo, no multiplayer required. Shares Indie and Adventure with How Deep Is the Dark Water?.

    The Wickie is a first-person thriller set in the 1930s Outer Hebrides. Explore handcrafted islands, uncover cosmic horrors, and survive deadly dangers. With no weapons or maps, rely on wit and courage to solve mysteries. Rich in story,art, and Lovecraftian dread, Will you uncover the truth?

    2025ActionIndieAdventure18.99 USDSingle-playerSimilar games →
  3. 3
    Sanatorium - A Mental Asylum Simulator — Steam game cover

    Sanatorium - A Mental Asylum Simulator

    Single-player alternative to How Deep Is the Dark Water? — playable solo, no multiplayer required. Shares Indie and Adventure with How Deep Is the Dark Water?.

    The year is 1923—step inside Castle Woods Sanatorium, where care and cruelty blur together. Disguised as a doctor, you’ll diagnose and treat patients using a deck of symptoms, tests, and outdated therapies. But tread carefully: one wrong move could expose you as an impostor.

    2025IndieAdventureSimulation7.79 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Making History: The First World War — Steam game cover

    Making History: The First World War

    Single-player alternative to How Deep Is the Dark Water? — playable solo, no multiplayer required. Shares Indie with How Deep Is the Dark Water?.

    A turn-based WWI Grand Strategy game. Rush to field new modern weaponry and survive the horrendous attrition battles. Join the global conflict between the Great Powers of the age and forge a new world order for freedom or tyranny.

    2021StrategyIndieSimulation24.99 USDSingle-playerSimilar games →
  5. 5
    Thirty Flights of Loving — Steam game cover

    Thirty Flights of Loving

    Single-player alternative to How Deep Is the Dark Water? — playable solo, no multiplayer required. Shares Indie and Adventure with How Deep Is the Dark Water?.

    This surprising first-person story tells the tale of a heist gone wrong. Encounter high-flying schemers, lovelorn criminals, and more stray kittens than you can shake a stick at.

    2012IndieAdventureCasual4.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Ambition: A Minuet in Power — Steam game cover

    Ambition: A Minuet in Power

    Single-player alternative to How Deep Is the Dark Water? — playable solo, no multiplayer required. Shares Indie and Adventure with How Deep Is the Dark Water?.

    18th century Paris - a city of love, lies and revolution. You are a woman of fashion trying to survive the political turmoil. Date a cast of unforgettable characters. Amass the wealth and respect you deserve. Engage in gossip that can alter the course of history, or lead you to the guillotine.

    2021IndieAdventureSimulation20.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    CONSCRIPT: Director’s Cut — Steam game cover

    CONSCRIPT: Director’s Cut

    Single-player alternative to How Deep Is the Dark Water? — playable solo, no multiplayer required. Shares Indie and Adventure with How Deep Is the Dark Water?.

    During the First World War, a lone French soldier must navigate twisted trenches, scavenge for limited supplies and solve complex puzzles—all whilst fighting for survival in the midst of mankind’s most brutal and horrifying conflict. CONSCRIPT is a new historical take on classic survival horror.

    2024ActionIndieAdventure8.15 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Lamplight City — Steam game cover

    Lamplight City

    Single-player alternative to How Deep Is the Dark Water? — playable solo, no multiplayer required. Shares Indie and Adventure with How Deep Is the Dark Water?.

    A steampunk-ish detective adventure from the creator of A Golden Wake and Shardlight! Can you help private investigator Miles Fordham find justice for his clients and track down his partner's killer before his entire world comes apart?

    2018IndieAdventure14.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Static Sky: And Yet It █████ — Steam game cover

    Static Sky: And Yet It █████

    Single-player alternative to How Deep Is the Dark Water? — playable solo, no multiplayer required. Shares Indie and Adventure with How Deep Is the Dark Water?.

    "Static Sky: And Yet It █████" is a literary computer game based on the fear of and resistance to artificial intelligence. It imagines a future dominated by the generative AI "Sekai", where reality and hallucination blend and become indistinguishable.

    2025IndieAdventure6.99 USDSingle-playerSimilar games →