Games like Unknown Contact
If Unknown Contact is your kind of game, the closest matches are The Abyss Below, Seal The Breach and Nurek (1982) — 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 Unknown Contact: A short underwater horror game where you pilot a one-person submarine into a lightless trench, tracking a signal that has started answering back.

Players who liked Unknown Contact also play
Steam players who put hours into Unknown Contact 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.
The Abyss Below
WHY THIS
Top pick for Unknown Contact fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Unknown Contact.
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.
Seal The Breach
WHY THIS
Second-strongest match for Unknown Contact fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Unknown Contact.
A 3D survival experience set within a cramped one-man submarine exploring a hostile ocean trench.
Nurek (1982)
WHY THIS
Third-strongest match for Unknown Contact fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with Unknown Contact.
You take on the role of a diver who has been kidnapped by an organization that is using you to find some ancient artifacts. They have tried to obtain these artifacts in the same way but have failed, and they will not rest until they have them and place them on a statue.
Static Dread: The Submarine
WHY THIS
Ranked #4 for Unknown Contact fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Unknown Contact.
Descend into Lovecraftian horror aboard a claustrophobic military submarine. Assign tasks as a captain’s right hand, analyze sonar signals, make hard decisions, and keep the crew from madness. Dark horrors lurk both within… and beyond the hull.
Project SEVER
WHY THIS
Ranked #5 for Unknown Contact fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Unknown Contact.
Project Sever is an adventure submarine simulator with a touch of horror. Master the controls of an old Project "Sever" submarine and learn to maintain it in working order to escape a deadly underwater trap and solve the mystery of the Anomalous Zone.
Ocean Pressure
WHY THIS
Ranked #6 for Unknown Contact fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Unknown Contact.
Ocean Pressure is a singleplayer game where you as an old scientist piloting your handmade submarine in the bottom of the ocean. Your mission is explore the ocean and collect required data with help of your submarine.
Saturation
WHY THIS
Ranked #7 for Unknown Contact fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Unknown Contact.
Saturation is a short horror game where you work as a saturation diver and deep sea welder. After six months at the bottom of the ocean, your shift is coming to an end, but so are your nerves...
Full Fathom
WHY THIS
Ranked #8 for Unknown Contact fans by collaborative filtering across millions of Steam libraries. Shares Indie with Unknown Contact.
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.
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 and Casual with Unknown Contact.
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.
Life is Strange - Episode 1
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it.
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.
Ultimate Custom Night
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Unknown Contact.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
Bongo Cat
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with Unknown Contact.
Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?
ENA: Dream BBQ
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Unknown Contact.
Experience surreal environments and inexplicable characters as ENA in a new wild world.
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 Unknown Contact.
Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!
Indigo Park: Chapter 1
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Unknown Contact.
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.
Narrow it down
Head-to-head comparisons
Frequently asked about Unknown Contact
- What games are most similar to Unknown Contact?
- Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Unknown Contact are The Abyss Below, Seal The Breach, Nurek (1982).
- Who developed Unknown Contact?
- Unknown Contact was developed by laki.
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 Unknown Contact.
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