- #1 The Abyss Below
97% matchNo user reviews
Dev: Broken Relay
Windows
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.
Why similar: Submarine 41.7% ★, Underwater 36.3% ★, Exploration 7.1%, Simulation 6.1%, 1990's 4.8%
- #2 Sunken Seeker
96% match4 user reviews50% of 4 reviews2026
Dev: Reckonment Studio
Windows
Sunken Seeker is a short, first-person underwater horror experience. Forced to pilot a decaying submersible, you have 7 days to pay off a massive debt. Navigate pitch-black waters, scan for salvage beyond your headlights, and survive the shift before the Director cuts your life support.
Why similar: Submarine 44.4% ★, Underwater 38.3% ★, Simulation 7.7%, Exploration 7.3%, Atmospheric 2.1%
- #3 Thalassophobia
96% matchPositive100% of 12 reviews2024
Dev: NGreenDev
Windows
As a cataclysmic event rocks the planet, you find yourself in an old, decrepit submarine tasked with only one goal: survive. Manage the internal systems to keep yourself alive and fend off undersea horrors as they attempt to cut your journey short.
Why similar: Submarine 52.6% ★, Underwater 37% ★, Simulation 8.2%, Atmospheric 1.8%, Singleplayer 0.3%
- #4 Search for the Titanic
95% match3 user reviews100% of 3 reviews2021
Dev: Capstone SoftwarePub: Ziggurat
Windows
As an inexperienced oceanographer, you must build your skills, reputation, crew, and resources along your journey to mount an expedition to find the lost Titanic. Experience the challenges, dangers and excitement of scientific underwater exploration!
Why similar: Submarine 35.4% ★, Underwater 30.2% ★, Investigation 6.9%, Management 6.3%, Exploration 5.4%
- #5 ENDER OCEAN - Your mission: "Clean the Ocean"
94% matchMostly Positive75% of 15 reviews2022
Dev: Ender Ocean
Windows · Mac · Linux
The Ender Ocean principle? Locate and collect waste (plastic bags, bottles, lost nets...) thanks to underwater robots connected to a collection boat, in order to valorize them afterwards, all from home.
Why similar: Underwater 43.3% ★, Submarine 32.7% ★, Simulation 13.4%, Exploration 6.8%, Realistic 3.5%
- #6 Cleaning The Ocean
94% matchNo user reviews
Dev: Nasheik
Windows · Linux
The ocean didn't get dirty on its own. Pilot your submarine through vast underwater worlds, collect the trash humanity left behind, and uncover what's been growing in the dark. Clean, explore, upgrade and try not to look too closely at what's following you.
Why similar: Submarine 49% ★, Underwater 35.3% ★, Simulation 9.5%, Exploration 3.4%, Colorful 2.7%
- #7 Submarine VR
93% matchMostly Positive68% of 22 reviews2021
Dev: EXTREMESOFTPub: EXTREMESOFT BILISIM REKLAMCILIK TICARET LIMITED SIRKETI
Windows
Submarine VR takes you on a adventure-filled underwater simulation experience! Dive deep and cruise through the endless uncharted nature of the ocean and you will see clownfish, dolphins, penguins and mysterious sea animals. Get close to the sea surface and sail in the open sea with your cruise ship
Why similar: Submarine 54.1% ★, Underwater 26.3% ★, Simulation 10.7%, Exploration 6.1%, Realistic 2.5%
- #8 ARTDINK GAME LOG: Aquanaut's Holiday
91% match2 user reviews100% of 2 reviews2026
Dev: ARTDINK
Windows
The deep-sea exploration adventure that captivated countless players is back. What you discover in this underwater world brimming with freedom and challenges is entirely up to you. Follow your curiosity and make the most of your day off.
Why similar: Submarine 41.5% ★, Underwater 37.3% ★, Exploration 8.1%, Simulation 7%, 1990's 3.5%
- #9 Subwar 2050
92% match4 user reviews75% of 4 reviews2017
Dev: Particle Systems Ltd.Pub: Interplay
Windows · Mac · Linux
Subwar 2050 is a futuristic submarine combat simulator. Pilot four types of submarine including deep-sea exploration vessels, reconnaissance subs, and highly maneuverable fighter submarines. Explore thousands of square miles of mapped 3d underwater seascapes in four different campaigns.
Why similar: Submarine 35.6% ★, Underwater 34.3% ★, 1990's 9.3%, Simulation 7.2%, Exploration 4.6%
- #10 Killer Depths
91% match5 user reviews60% of 5 reviews2025
Dev: Stardust Smithy
Windows
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.
Why similar: Submarine 45.9% ★, Underwater 35.7% ★, Management 6.1%, Investigation 4.7%, Realistic 4.1%
- #11 subROV : Underwater Discoveries
90% matchVery Positive91% of 68 reviews2022
Dev: sqr3lab
Windows
Pilot a remotely operated submarine and explore the oceans! Defy the darkness and crushing pressure of the deeps as you chart unknown regions and study new species of ocean life.
Why similar: Submarine 35.6% ★, Underwater 33.7% ★, Science 10.1%, Simulation 6.7%, Exploration 5.6%
- #12 Under The Waves
89% matchMostly Positive78% of 1,896 reviews2023
Dev: Parallel StudioPub: Spotlight by Quantic Dream
Windows
Median: 2.5 hrsMean: 21.5 hrs≥1hr: 70%
Stan, a professional diver in the North Sea, is struggling to overcome a life-changing loss during an extended mission underwater. Stuck in his self-imposed solitude, he starts to experience strange events and will have to make the most significant choice of his life...
Why similar: Underwater 51.9% ★, Submarine 35.4% ★, Exploration 8.5%, Atmospheric 3.6%, Singleplayer 0.7%
- #13 Submarine Terror
88% matchPositive89% of 18 reviews2024
Dev: Sungame Studio
Windows
A sinister entity lurks in the depths. Descend into the abyss and extract knowledge about it.
Why similar: Submarine 54.3% ★, Underwater 36.5% ★, Realistic 3.1%, Atmospheric 3%, Exploration 2.8%
- #14 Dark of the Depths
87% matchNo user reviews
Dev: Games At Dusk
Windows
A first-person deep sea exploration game. Use only a torch to navigate through rusted structures, encountering both dangerous and harmless sea creatures. Uncover the mysteries of the trench, and experience the phobia-inducing atmosphere of the ocean floor.
Why similar: Submarine 43% ★, Underwater 37.8% ★, Exploration 8.5%, Simulation 7.3%, Realistic 1.8%
- #15 ABYSS - 9
86% matchNo user reviews
Dev: Iron Cat Forge
Windows
In the year 5026, you are a disposable miner sent to the bottom of the ocean on the ABYSS-9 expedition. Pilot your 'iron coffin', manage unstable vital systems, and survive uncharted abyssal creatures. In the abyss, silence is as dangerous as the pressure.
Why similar: Submarine 43.4% ★, Underwater 37.4% ★, Management 5.5%, Simulation 5.1%, Exploration 4.7%
- #16 Project SEVER
86% matchNo user reviews2026
Dev: Siberian MakeshiftPub: IndieArk
Windows
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.
Why similar: Submarine 41.2% ★, Underwater 30.7% ★, 1990's 7.3%, Simulation 7.1%, Exploration 5.4%
- #17 7821 Akuji
85% match4 user reviews100% of 4 reviews2025
Dev: CatBiteStudios
Windows
7821 Akuji is a first person liminal horror experience. Pilot a tiny, jury-rigged submersible to rescue a lost science crew.
Why similar: Submarine 50.1% ★, Underwater 38.2% ★, Simulation 7.9%, Realistic 2.4%, Atmospheric 1.2%
- #18 Sea under the sea under the sea
84% match6 user reviews17% of 6 reviews2024
Dev: MA
Windows
An underwater survival horror game where the Earth is covered in water
Why similar: Submarine 48% ★, Underwater 41.6% ★, Exploration 8.4%, Atmospheric 1.7%, Singleplayer 0.3%
- #19 Titanic Terror
84% matchNo user reviews
Windows
A submarine touring the Titanic has gone missing. As part of the coast guard, you have been called in to locate and rescue the crew before their oxygen runs out.
Why similar: Submarine 47.3% ★, Underwater 37.8% ★, Exploration 6.9%, Simulation 5.8%, Atmospheric 2.1%
- #20 Europa One
83% matchPositive100% of 14 reviews2023
Dev: Wicked Rooster
Windows
Explore the ice-encrusted ocean of Jupiter's moon Europa.
Why similar: Submarine 46.9% ★, Underwater 37.5% ★, Exploration 6.8%, Science 3.5%, Atmospheric 2.9%
- #21 Cave Dive
82% match2 user reviews50% of 2 reviews2025
Dev: Zyndrosoft Interactive
Windows
Discover a vast and mysterious underwater world hidden beneath a remote cave on the surface. With procedurally generated cave systems and up to 9,999 unique underwater environments to explore, no two dives are ever the same.
Why similar: Submarine 40.3% ★, Underwater 29.8% ★, Simulation 17.6%, Exploration 8.7%, Atmospheric 3.2%
- #22 Abyssalis
82% matchNo user reviews
Dev: Veneficus
Windows
Descend through the ocean layers, purify marine life, and survive the abyss in this bullet hell roguelite. Face colossal bosses, choose powerful upgrades, and uncover the curse's origin. Can you save the ocean before you become fish bait?
Why similar: Submarine 47% ★, Underwater 45.6% ★, Exploration 3.8%, Atmospheric 3.6%
- #23 Scyla
81% matchPositive80% of 15 reviews2024
Dev: Belice StudiosPub: Voxel School
Windows
Dive into the waters of Scyla, a third-person 3D exploration adventure inspired by Lovecraft's universe. Discover the mysteries hidden into the depths as you pilot a submarine through a strange cave system. Run away from a criature that stalks you.
Why similar: Submarine 47.8% ★, Underwater 37.9% ★, Exploration 6.8%, Investigation 6.2%, Atmospheric 0.8%
- #24 Submergent
80% matchMostly Positive72% of 18 reviews2024
Dev: 626 Interactive
Windows
Explore and navigate an underwater cave in your submarine.
Why similar: Submarine 49.5% ★, Underwater 37.8% ★, Simulation 4.7%, Exploration 3.9%, Atmospheric 3.9%
- #25 Ocean Pressure
79% matchMixed66% of 29 reviews2023
Dev: Ivan Huliakevich
Windows
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.
Why similar: Submarine 46.2% ★, Underwater 37% ★, Exploration 6.8%, Simulation 5%, Realistic 2.8%
- #26 20,000 Miles Under the Sea
81% matchMostly Negative39% of 150 reviews2020
Dev: CreaTeam
Windows
Become a fearless underwater explorer and reach the bottom of The Mariana Trench to win 20,000* REAL DOLLARS!
Why similar: Submarine 47.8% ★, Underwater 39.7% ★, Simulation 8%, Realistic 2.6%, Atmospheric 1.6%
- #27 Scrap Diver
78% match5 user reviews100% of 5 reviews2026
Dev: BricchiLab
Windows
A minimalist 3d incremental clicker about cleaning a dam with a submarine. Dive Deep. Scrap Hard. Get Paid.
Why similar: Underwater 37.6% ★, Submarine 36.2% ★, Simulation 10.6%, Exploration 9.7%, Retro 3%
- #28 Sovereign Strike: Submarine Supremacy
79% matchNo user reviews2026
Dev: Pepper Games
Windows
Become the captain of a Los Angeles-class attack submarine. Strike without warning, sink enemy ships with different torpedoes, dominate the global rankings, and explore a living underwater world packed with historical wrecks and forgotten secrets. Fast, tactical, and fun submarine warfare.
Why similar: Submarine 49.8% ★, Underwater 37.9% ★, Simulation 6.8%, Strategy 2.1%, Atmospheric 1.8%
- #29 FULL METAL COFFIN
78% matchNo user reviews
Dev: Titanite
Windows
FULL METAL COFFIN is a 3D co-op submarine simulator. Crew your vessel with up to 8 players. Load the torpedoes, survive depth charges, and eliminate the enemy. Fight for resource deposits below the Antarctic, and dominate the new frontier.
Why similar: Submarine 45.1% ★, Underwater 33.3% ★, Simulation 9%, Management 6.5%, Strategy 3.3%
- #30 Under the Water Depths
77% match8 user reviews56% of 9 reviews2023
Dev: Submerged Squad
Windows
Under the Water Depths is a first-person game in which you will dive into a trench in the middle of an unknown ocean. The depths of the sea hide sinister yet mystical secrets.
Why similar: Underwater 53.5% ★, Submarine 38.1% ★, Exploration 8.1%, Singleplayer 0.3%
- #31 CRUSH DEPTH
75% matchVery Positive98% of 58 reviews2025
Dev: Earth Giant
Windows
CRUSH DEPTH is first-person sci-fi horror game set at the bottom of the ocean. A salvage operation that would set you up for life goes sideways when you realize you're not alone down there. You'll solve puzzles and run from danger as you uncover the mysterious fate of Eclipse Station.
Why similar: Submarine 43.4% ★, Underwater 42% ★, Exploration 6.6%, Simulation 5.6%, Atmospheric 2%
- #32 Abyssal Rust
77% matchNo user reviews
Dev: Inmersionbit
Windows
Navigate an open-world ocean in a rusted submarine with monstrous creatures lurking in the depths. Collect artifacts, upgrade your submarine and descend into even deeper waters. If you didn’t fear the deep sea before, now you will.
Why similar: Submarine 47.1% ★, Underwater 46.8% ★, Exploration 5.9%, Singleplayer 0.2%
- #33 The Oily Depths
75% matchVery Positive85% of 88 reviews2026
Dev: Ryan R. Burns
Windows
Operate an oil-drilling submarine while taking instructions from a mysterious voice. Fail your quota, and they’ll cut your oxygen. This is deep-sea horror. Obey or drown.
Why similar: Submarine 48.3% ★, Underwater 33.4% ★, Simulation 5%, Management 3.7%, Atmospheric 3.6%
- #34 Project North
76% matchNo user reviews
Dev: Jonas OppligerPub: Voronoi Studios
Windows
A first-person submarine exploration game, where the you write and sketch your story as you navigates the frozen depths, manages the submarine's systems and come ever closer to uncovering the never-seen secrets beneath the ice.
Why similar: Submarine 39.7% ★, Underwater 32.7% ★, Investigation 6.9%, Simulation 6.5%, Management 5.5%
- #35 Flash Diving
74% matchMixed70% of 23 reviews2026
Dev: Paraxodon
Windows
Short horror game where you survey the descent of a capsule through a hole in the middle of an ocean, with only 4 lights and your ears to ensure your surroundings remain clear.
Why similar: Submarine 48.2% ★, Underwater 43.3% ★, Retro 4.3%, Atmospheric 3.7%, Singleplayer 0.5%
- #36 Aquarift
76% matchNo user reviews
Dev: FloxStudios
Windows
Survive in a harsh underwater environment filled with mysterious and aggressive fauna. Gather resources, build bases, and craft equipment to explore an underwater alien world! Swim through interconnected biomes in a metroidvania style.
Why similar: Submarine 56.8% ★, Underwater 42.9% ★, Singleplayer 0.3%
- #37 Sonar Scout
74% matchPositive100% of 25 reviews2024
Dev: Dan SchumacherPub: Spelkollektivet
Windows
Pilot your submarine to activate and reestablish a network of beacons while carefully utilizing your sonar to navigate the low-visibility depths of the ocean.
Why similar: Submarine 42.8% ★, Underwater 34.6% ★, Investigation 7.3%, Exploration 5.9%, Simulation 5.7%
- #38 Hadal
73% matchNo user reviews2026
Dev: CoralHeavens
Windows
Guide a Nereid Freight submarine crew through Europa’s hostile under-ice oceans. Deliver essential cargo, salvage wrecks, repair failing stations, hunt dangerous lifeforms, and survive in the crushing darkness where every dive carries risk — and nothing stays quiet for long.
Why similar: Submarine 48.2% ★, Underwater 37.2% ★, Simulation 6.2%, Exploration 5.9%, Atmospheric 1.9%
- #39 Kosmocean - The Endless Sea
73% matchNo user reviews
Dev: Warp Zone Corporation
Windows
Adventure and submarine exploration game. Control your Bathyscaphe with the help of a logbook. Through the game puzzles, bullet-hell sequences, and skill-based challenges, you will be plunged miles and miles into the depths where the ocean seems to have no end.
Why similar: Submarine 50.1% ★, Underwater 38.1% ★, Exploration 5.9%, Atmospheric 3.3%, Colorful 2.3%
- #40 Aquarium Designer
72% matchVery Positive86% of 1,185 reviews2021
Dev: Sigur StudioPub: Games Operators
Windows
Median: 54 minMean: 2.8 hrs≥1hr: 47%
Aquarium Designer gives you an opportunity to create the aquarium of your dreams! Become a professional whose job is to design it, build it, and fill it with the various underwater wildlife! All types, all sizes - your creativity is your only limit!
Why similar: Submarine 42.8% ★, Underwater 38.2% ★, Management 6.9%, Simulation 5.5%, Realistic 4.3%
- #41 Iron Lung
71% matchVery Positive92% of 10,709 reviews2022
Dev: David Szymanski
Windows
Median: 1.5 hrsMean: 2.0 hrs≥1hr: 69%
A short horror game where you pilot a tiny submarine through an ocean of blood on an alien moon.
Why similar: Submarine 51.4% ★, Underwater 40.8% ★, Atmospheric 3.9%, Exploration 3.9%
- #42 Under the Sea
73% match1 user reviews0% of 1 reviews2021
Dev: PixelPerBits
Windows
Under the Sea is a 3D survival mini game based on time attack, race against time to survive, collect the lights and gain time to live in a world full of enemies.
Why similar: Submarine 45.3% ★, Underwater 37.9% ★, Simulation 8.1%, Exploration 5.2%, Colorful 2.1%
- #43 Seal The Breach
71% matchNo user reviews
Dev: ACarterGames
Windows
A 3D survival experience set within a cramped one-man submarine exploring a hostile ocean trench.
Why similar: Submarine 55.4% ★, Underwater 27.9% ★, Simulation 8%, Atmospheric 4.3%, Exploration 4.1%
- #44 Plasticalypse - Submarine Adventures
72% match9 user reviews56% of 9 reviews2021
Dev: FLUXO GAMES
Windows
A journey of the last ocean cleaner submarine that is tasked to restore the ecosystem of a dying earth. "Plasticalypse: TrashSub Adventures“
Why similar: Underwater 44.8% ★, Submarine 43.2% ★, Exploration 8%, Atmospheric 3.8%, Singleplayer 0.3%
- #45 The Trench
70% matchVery Positive86% of 156 reviews2022
Dev: Omar Chapa Hernandez
Windows
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?
Why similar: Submarine 49.7% ★, Underwater 40.1% ★, Realistic 4.2%, Atmospheric 3.2%, Investigation 2.7%
- #46 The Kaiyo Mission
70% match2 user reviews100% of 2 reviews2025
Dev: eXplore Studio
Windows
Control a submarine or a diver into the depths of unknown underwater worlds and take photographs of alien animals, plants and artefacts. Continue your journey through this casual, side-scroller, exploration game and collect stars to unlock more secrets before travelling to an alien home planet.
Why similar: Submarine 53.4% ★, Underwater 34.4% ★, Exploration 8%, Atmospheric 3.6%, Singleplayer 0.6%
- #47 Beyond Blue
70% matchVery Positive88% of 1,474 reviews2020
Dev: E-Line Media
Windows
Median: 2.9 hrsMean: 28.6 hrs≥1hr: 68%
Beyond Blue is a single-player narrative adventure that takes you deep into our planet’s beating blue heart. Explore the awesome wonder and unbounded mystery that exists within the world’s ocean.
Why similar: Underwater 73.1% ★, Simulation 9.6%, Exploration 9.4%, Science 6.2%, Atmospheric 1.2%
- #48 Submeris
69% matchMostly Positive74% of 31 reviews2025
Dev: OxygenStudio
Windows
Submeris is an underwater mining adventure set beneath a mysterious island. Dig, upgrade your gear, survive dangerous depths, and uncover the legendary treasure hidden far below the ocean floor!
Why similar: Submarine 43.5% ★, Underwater 34.9% ★, Simulation 6.7%, Exploration 6%, Strategy 4.2%
- #49 Barotrauma
67% matchVery Positive94% of 86,224 reviews2023
Dev: FakeFishPub: Daedalic Entertainment
Windows · Mac · Linux
Median: 8.9 hrsMean: 54.8 hrs≥1hr: 91%
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!
Why similar: Submarine 50.1% ★, Underwater 35% ★, Simulation 5.9%, Management 5.7%, Strategy 2.9%
- #50 planktOs
71% matchMostly Positive77% of 13 reviews2016
Dev: Blot Interactive
Windows
Dive into an explorable water world where Elders are mysteriously being trapped in crystal prisons. The freedom of the elders depends on a single naive little spirit to explore and find a way to release them.
Why similar: Underwater 70.6% ★, Exploration 12.7%, Realistic 6.3%, Atmospheric 6.2%, Colorful 4.2%
- #51 13km Deep
69% matchNo user reviews
Dev: RatLovers Studio
Windows
You are an employee of U.D.E. Your mission is to explore the ocean depths, investigate ancient artifacts, and... save your own skin. Survive, uncover the corporation's secrets, and find out what lies hidden in the depths.
Why similar: Submarine 47.9% ★, Underwater 41.1% ★, Exploration 6.9%, Atmospheric 2.4%, Retro 1.7%
- #52 Subtension
69% matchPositive82% of 11 reviews2023
Dev: WolverineSoft StudioPub: WolverineSoft
Windows · Mac
Outfit, crew and command your submarine to save what's left of humanity beneath the seas of a ruined earth. Man your sub's systems and take aim in this real-time strategy epic! Inspired by FTL, this subnautic student project serves as our first 2-semester release.
Why similar: Submarine 44.2% ★, Underwater 38.2% ★, Simulation 8.7%, Strategy 5.2%, Atmospheric 3%
- #53 Depth-Bound
68% matchNo user reviews2027
Dev: Minusc
Windows
🌊 A physics-based underwater 2D platformer. 🚀 Propel yourself out of the water, chain trajectories, and dive always more deeply. 📸 Photograph strange creatures and follow an expedition whose outcome remains uncertain.
Why similar: Submarine 52.5% ★, Underwater 45.6% ★, Atmospheric 1.9%
- #54 The Wreck That Should Not Be
67% matchPositive88% of 16 reviews2026
Dev: copperwaif
Windows
When the mysterious Doctor Hoffmann hires your submarine to explore the east Caribbean sea, you accept, unware of the danger he is leading you into...
Why similar: Submarine 45.1% ★, Underwater 35.6% ★, Exploration 9%, Investigation 7.1%, Atmospheric 2.8%
- #55 Sub-Species
68% matchNo user reviews
Dev: Howling Hamster Entertainment
Windows
At first the alien outbreak spreading throughout the oceans was confined. We delayed our extinction rather than avert it. As part of a salvage crew, you search the hellish containment zones, where a treasure trove of lost tech can help you and your crew eke out a living in a slowly dying world.
Why similar: Submarine 47.6% ★, Underwater 42.8% ★, Exploration 3.2%, Colorful 3.2%, Atmospheric 2.8%
- #56 Harmonic Depths
68% matchPositive100% of 14 reviews2023
Dev: Override
Windows
Embark on a relaxing journey in an underwater realm. Glide through captivating environments, embracing the tranquility of exploration and survival found in these Harmonic Depths.
Why similar: Submarine 45.8% ★, Underwater 41.1% ★, Exploration 8%, Simulation 4.3%, Atmospheric 0.7%
- #57 Sunken Veins
66% matchPositive100% of 23 reviews2025
Dev: Skedaddle Games
Windows
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.
Why similar: Submarine 43.4% ★, Underwater 35.9% ★, Simulation 7.2%, Management 6.7%, Realistic 3.6%
- #58 Full Fathom
67% matchNo user reviews
Dev: DÆMON House
Windows
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.
Why similar: Submarine 46.9% ★, Underwater 37.5% ★, 1990's 6.5%, Exploration 6.2%, Atmospheric 2.8%
- #59 Sub Optimal Co.
66% matchPositive82% of 11 reviews2026
Dev: It's A Sidegame
Windows
It's simple. Operate your submarine through challenging tight cave systems to collect the target, while not scratching the cave walls under suboptimal conditions. Navigate carefully and consider every move in this slow pace, athmospheric, multiplayer, submarine simulation-lite.
Why similar: Submarine 53.7% ★, Underwater 38.3% ★, Simulation 4.5%, Atmospheric 2.9%, Singleplayer 0.5%