Games like Full Fathom
If Full Fathom is your kind of game, the closest matches are Big Fish, Sunken Veins and DIVE or DIE - Children of Rain — 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.
Get personalized picks →About Full Fathom: Full Fathom is an oceanic survival horror game. Pilot a deteriorating submarine as it drifts through grim waters, keeping it maintained as it is your only lifeline in the hostile, merciless ocean.

Players who liked Full Fathom also play
Steam players who put hours into Full Fathom 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.
Big Fish
WHY THIS
Top pick for Full Fathom fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Full Fathom.
Explore an underwater dystopian graveyard of giant creatures that once swam the seas. Eat your way to the top of the food chain and grow into a powerful creature of the deep in order to restore an ancient technology and save the ocean from the sunken city's pollution.
Sunken Veins
WHY THIS
Second-strongest match for Full Fathom fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Full Fathom.
Sunken Veins is a resource management horror game set in a deep sea mining facility. You collect resources deposited by an underwater drill, avoid adaptive monsters and drain away overwhelming floods of water caused from mining operations.
DIVE or DIE - Children of Rain
WHY THIS
Third-strongest match for Full Fathom fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Full Fathom.
Every descent is a deadly gamble. DIVE or DIE in the cursed abyss, face Eldritch horrors to uncover the mystery of the black rain. Scavenge and upgrade, recruit and sacrifice. Save your camp... The Flood is coming.
Killer Depths
WHY THIS
Ranked #4 for Full Fathom fans by collaborative filtering across millions of Steam libraries. Shares Action and Adventure with Full Fathom.
Pilot a submarine in a horrific, deep sea expedition. Study the monsters the lurk below and look for their signs. Adjust your speed, noise and light levels to scare off, or hide from whatever you think is out there. Poor judgment will lead to a watery grave.
Darkwater
WHY THIS
Ranked #6 for Full Fathom fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Full Fathom.
Darkwater is a cooperative extraction horror game for 1-4 players. Command a submarine trapped under the ice of an alien planet. Battle enemy vessels and deep sea abominations as you hunt for resources. Do what it takes to survive.
Barotrauma
WHY THIS
Ranked #7 for Full Fathom fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Full Fathom.
Barotrauma is a 2D co-op submarine simulator – in space, with survival horror and RPG elements. Steer your submarine, complete missions, fight monsters, fix leaks, operate machinery, man the guns and craft items, and stay alert: danger in Barotrauma doesn’t announce itself!
Echoes of the Living
WHY THIS
Ranked #8 for Full Fathom fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Full Fathom.
Echoes of the Living is a dark Classic Survival Horror inspired by the greatest hits from the 90's focused on reimagining visual horror, your goal is to make it out alive while uncovering the truth about the incident.
Free alternatives
Free-to-play games that recommended players of this title also tend to enjoy.
Doki Doki Literature Club!
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Full Fathom.
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.
Ultimate Custom Night
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Full Fathom.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
ENA: Dream BBQ
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Full Fathom.
Experience surreal environments and inexplicable characters as ENA in a new wild world.
Indigo Park: Chapter 1
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Full Fathom.
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.
The Looker
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Full Fathom.
You wake up, alone, on a strangely familiar island full of puzzles that will frustrate and annoy you.
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 Full Fathom.
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.
Dagon: by H. P. Lovecraft
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Full Fathom.
Face unspeakable horrors. Succumb to madness. Welcome to a free daemonic narrative experience inspired by H. P. Lovecraft.
Paper Lily - Chapter 1
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Full Fathom.
Paper Lily is an RPG horror game in which you can solve puzzles in different ways. Explore a hidden world, meet strange characters, and guide Lacie as she attempts to find answers about her unusual condition.
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Head-to-head comparisons
Frequently asked about Full Fathom
- What games are most similar to Full Fathom?
- Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Full Fathom are Big Fish, Sunken Veins, DIVE or DIE - Children of Rain.
- Who developed Full Fathom?
- Full Fathom was developed by DÆMON House.
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 Full Fathom.
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