IMHO.

Games like The Abyss Below

If The Abyss Below is your kind of game, the closest matches are Seal The Breach, Project SEVER and STASIS: BONE TOTEM — 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 The Abyss Below: The year is 1997. Pilot a small submersible into the depths of the Pacific to investigate a massive sonar anomaly. Navigate by instruments, scan targets, and uncover something far older than it should be.

IndieAdventureSimulationWindowsby Broken Relay
The Abyss Below — Steam game cover

Players who liked The Abyss Below also play

Steam players who put hours into The Abyss Below 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. Seal The Breach

    WHY THIS

    Top pick for The Abyss Below fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The Abyss Below.

    A 3D survival experience set within a cramped one-man submarine exploring a hostile ocean trench.

    IndieAdventureSimulationSteam ↗
  2. Project SEVER

    WHY THIS

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

    Project Sever is a fusion of submarine simulator and horror. Master the controls of the Soviet Project "Sever" submarine and learn to keep it in working order to escape the deadly underwater trap and solve the mystery of the Anomalous Zone.

    2026IndieAdventureSimulationSteam ↗
  3. STASIS: BONE TOTEM

    WHY THIS

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

    Get ready for a thrilling underwater adventure with classic point-and-click gameplay. Explore with three characters simultaneously. Featuring atmospheric isometric graphics, rendered video, and a soundtrack by Mark Morgan, BONE TOTEM takes you on a journey to hidden places deep below the waves...

    2023IndieAdventure7.99 USDDeck VerifiedSteam ↗
  4. Iron Lung

    WHY THIS

    Ranked #4 for The Abyss Below fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The Abyss Below.

    A short horror game where you pilot a tiny submarine through an ocean of blood on an alien moon.

    2022IndieAdventureSimulation7.99 USDDeck PlayableSteam ↗
  5. The Trench

    WHY THIS

    Ranked #5 for The Abyss Below fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The Abyss Below.

    As captain of the Pandora sub, you must explore the Trench and retrieve data from the Neptune wreckage. But beware - the trench is home to unimaginable horrors that will test your courage. Can you survive the terrors of the deep and complete your mission, or will you become the next victim?

    2022ActionIndieAdventure3.99 USDSteam ↗
  6. Subnautica 2

    WHY THIS

    Ranked #6 for The Abyss Below fans by collaborative filtering across millions of Steam libraries. Shares Adventure with The Abyss Below.

    Subnautica 2 is an underwater survival adventure set on an all-new alien world, developed by Unknown Worlds. Play alone or with friends in 4-player co-op. Adapt to survive by building custom bases and crafting tools. Explore the unknown to uncover the mysteries hidden within the depths.

    2026ActionAdventureEarly Access29.99 USDDeck VerifiedSteam ↗
  7. Narcosis

    WHY THIS

    Ranked #7 for The Abyss Below fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The Abyss Below.

    Survival, horror at the sunless depths of the Pacific Ocean: Stranded on the seafloor with low light and few tools, an industrial diver takes desperate steps to surface before his oxygen — and sanity — give out.

    2017IndieAdventure14.99 USDSteam ↗
  8. The Alien Cube

    WHY THIS

    Ranked #8 for The Abyss Below fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The Abyss Below.

    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 PlayableSteam ↗

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 The Abyss Below.

    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. Life is Strange - Episode 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure with The Abyss Below.

    Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.

    2015ActionAdventureFreeDeck PlayableSteam ↗
  3. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with The Abyss Below.

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

    2018ActionIndieFree To PlayFreeSteam ↗
  4. ENA: Dream BBQ

    WHY THIS

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

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

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  5. The Murder of Sonic the Hedgehog

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with The Abyss Below.

    Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!

    2023IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  6. 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 The Abyss Below.

    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 ↗
  7. STRAFTAT

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    STRAFTAT is a 1v1/2v2 ONLINE first person SHOOTER with quick rounds in over 350 MAPS ; Including all WEAPONS, proximity chat and 4 players FFA.

    2024ActionFreeDeck PlayableSteam ↗
  8. The Looker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with The Abyss Below.

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

    2022IndieFreeDeck PlayableSteam ↗

Frequently asked about The Abyss Below

What games are most similar to The Abyss Below?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside The Abyss Below are Seal The Breach, Project SEVER, STASIS: BONE TOTEM.
Who developed The Abyss Below?
The Abyss Below was developed by Broken Relay.

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 The Abyss Below.

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