IMHO.

Games like Deep Siren

If Deep Siren is your kind of game, the closest matches are It Sleeps Below the Haar, Daemonologie and Expelled! — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Deep Siren: Deep Siren is a Lovecraftian WWII horror fairytale. When the lone survivor of the USS Siren discovers a mermaid while adrift at sea, he finds himself plunged into a world of supernatural horror fathoms beneath the surface. Utilize unique gameplay mechanics as Alex battles to hold on to his sanity.

2027IndieAdventureWindows · macOS · Linuxby Made From Strings
Deep Siren — Steam game cover

Players who liked Deep Siren also play

Steam players who put hours into Deep Siren also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. It Sleeps Below the Haar

    WHY THIS

    Top pick for Deep Siren fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Deep Siren.

    A short exploration game, set in a secluded coastal village in North East Scotland. Explore Kellas Bay and it's surrounding forests, caves and ocean to uncover what lies beneath the fog-covered village.

    2024IndieAdventure7.99 USDDeck PlayableSteam ↗
  2. Daemonologie

    WHY THIS

    Second-strongest match for Deep Siren fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Deep Siren.

    A short folk horror story about the Scottish witch trials. You play the role of a witch finder. Speak to the locals and sort their truths from their lies. On the last morning a witch must hang, best you know who by then.

    2024IndieAdventure2.99 USDDeck PlayableSteam ↗
  3. Expelled!

    WHY THIS

    Third-strongest match for Deep Siren fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Deep Siren.

    A School Prefect has been pushed out of a window, and everyone's blaming YOU. Can you find the culprit - or someone to take the fall - before you get EXPELLED? Mystery with a wicked twist, from the creators of Overboard!, 80 Days, Heaven's Vault and A Highland Song.

    2025IndieAdventureRPG14.99 USDDeck VerifiedSteam ↗
  4. Out Of Hands

    WHY THIS

    Ranked #4 for Deep Siren fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Deep Siren.

    Out of Hands is a bizarre card-based adventure game that blends video-collage graphics with gripping psychological horror. Will you seek the truth lurking in this wicked, warped world—and can you bear its weight? Misty memories threaten to tear you apart, contorting you into a being... Out of Hands.

    2025StrategyIndieAdventure14.39 USDDeck VerifiedSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Doki Doki Literature Club!

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Deep Siren.

    The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.

    2017IndieFree To PlayCasualFreeDeck PlayableSteam ↗
  2. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Deep Siren.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  3. ENA: Dream BBQ

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Deep Siren.

    Experience surreal environments and inexplicable characters as ENA in a new wild world.

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  4. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Deep Siren.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  5. The Looker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Deep Siren.

    You wake up, alone, on a strangely familiar island full of puzzles that will frustrate and annoy you.

    2022IndieFreeDeck PlayableSteam ↗
  6. Sheepy: A Short Adventure

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Deep Siren.

    A Short Handcrafted Pixel Art Platformer that follows Sheepy, an abandoned plushy brought to life. Sheepy: A Short Adventure is the first short game from MrSuicideSheep.

    2024IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  7. UNBEATABLE [white label]

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Deep Siren.

    A young girl learns a song. An exclusive side-story set in the world of D-CELL GAMES' upcoming rhythm-adventure.

    2021ActionIndieAdventureFreeDeck PlayableSteam ↗
  8. There Is No Game: Jam Edition 2015

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Deep Siren.

    A little game that’s not a game, winner of an old game jam that nobody’s ever heard of. So DON'T INSTALL IT!

    2020IndieAdventureFree To PlayFreeDeck VerifiedSteam ↗

More from Made From Strings

Other recommendable Steam games by Made From Strings, ranked by review count so the studio's hits land first.

  1. Moonrise Fall

    WHY THIS

    Another title from Made From Strings, the studio behind Deep Siren. Shares Indie and Adventure with Deep Siren.

    ​Moonrise Fall is an atmospheric exploration puzzle game about a boy who finds himself lost in a supernatural forest after losing both parents in a car crash. Put your detective skills to the test. Unravel the mysteries of the forest and photograph the strange creatures (cryptids) that reside there.

    2019IndieAdventure9.99 USDDeck PlayableSteam ↗
  2. Murder On Space Station 52

    WHY THIS

    Another title from Made From Strings, the studio behind Deep Siren. Shares Adventure with Deep Siren.

    Trapped on a space station with the Keychain Killer you must unravel this mystery, or it will be your last. Collect evidence, interrogate suspects and solve puzzles to stand a chance.

    2024Adventure14.99 USDDeck PlayableSteam ↗
  3. Pew-casso

    WHY THIS

    Another title from Made From Strings, the studio behind Deep Siren. Shares Indie with Deep Siren.

    Choose your loadout, choose your art brushes, and blast your way to a masterpiece! Pew-casso is a top-down action-roguelite shooter where you defeat enemies to level up and create a piece of art. The longer you last, the more complex your unique piece of art will become.

    2025ActionIndieEarly Access4.99 USDSteam ↗

Frequently asked about Deep Siren

What games are most similar to Deep Siren?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Deep Siren are It Sleeps Below the Haar, Daemonologie, Expelled!.
Who developed Deep Siren?
Deep Siren was developed by Made From Strings and published by Dionous Games.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Deep Siren.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.