- #1 Discoveries of the Deep
97% match1 user reviews100% of 1 reviews2021
Dev: Capstone SoftwarePub: Ziggurat
Windows
Join an expedition to the unexplored abyss – a fascinating world of strange creatures, lost vessels, and a wealth of untold secrets. Search for ancient wrecks, underwater trenches, missing airplanes, and even the Titanic. Climb on board your mini-sub and dive as deep as you dare!
Why similar: Submarine 35.7% ★, Underwater 34.3% ★, 1990's 9.2%, Simulation 7.2%, Exploration 4.6%
- #2 Grav Factor
96% matchNo user reviews
Dev: JT Carmer
Windows
Grav Factor is a built-for-VR game where you pilot a ship with 6DOF movement. Explore an underwater world to uncover its secrets, test your piloting skill in obstacle courses, and engage in both close-quarter and squad-based vehicular combat.
Why similar: Underwater 25.6% ★, Submarine 23.8% ★, 6DOF 15.4% ★, Vehicular Combat 13% ★, Sci-fi 5.2%
- #3 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 42.2% ★, Underwater 36.4% ★, Simulation 6.7%, Exploration 6.1%, Atmospheric 2.8%
- #4 Thalassophobia
95% 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 51.1% ★, Underwater 35.9% ★, Simulation 7.4%, Atmospheric 2.6%, 3D 2.2%
- #5 Silent Depth 3D Submarine Simulation
94% matchMixed63% of 79 reviews2018
Dev: Codeknitters
Windows
Submarine Simulation playing in WWII in the Pacific.
Why similar: Submarine 33.2% ★, Underwater 25.8% ★, Naval 10.9% ★, War 9.9%, Simulation 6.5%
- #6 Hadal
94% 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 38.9% ★, Underwater 30% ★, FPS 9.2%, Sci-fi 5.2%, Simulation 4.6%
- #7 Under The Waves
93% matchMostly Positive78% of 1,801 reviews2023
Dev: Parallel StudioPub: Spotlight by Quantic Dream
Windows
Median: 2.5 hrsMean: 22.1 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 44.5% ★, Submarine 30.8% ★, Sci-fi 6.3%, Exploration 6.2%, Adventure 4.6%
- #8 Project SEVER
92% matchNo user reviews2026
Dev: Siberian MakeshiftPub: IndieArk
Windows
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.
Why similar: Submarine 36.5% ★, Underwater 27.1% ★, 1990's 10.7%, Sci-fi 5.8%, Simulation 5.8%
- #9 ENDER OCEAN - Your mission: "Clean the Ocean"
91% matchMostly Positive80% 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 42.5% ★, Submarine 32% ★, Simulation 12.1%, Exploration 5.8%, Realistic 4.1%
- #10 Submarine VR
91% matchMixed68% 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 51.4% ★, Underwater 24.9% ★, Simulation 9.3%, Exploration 5.1%, Action 3.5%
- #11 Submarine Terror
89% matchPositive94% of 17 reviews2024
Dev: Sungame Studio
Windows
A sinister entity lurks in the depths. Descend into the abyss and extract knowledge about it.
Why similar: Submarine 49.9% ★, Underwater 33.6% ★, FPS 4.5%, Atmospheric 4%, Realistic 3.5%
- #12 AquaNox
90% matchMostly Positive71% of 391 reviews2010
Dev: Massive DevelopmentPub: THQ Nordic
Windows
Median: 24 minMean: 3.1 hrs≥1hr: 33%
The water is no longer calm. The undersea world has undergone a transformation from tranquil environment to a place of unspeakable violence, graphic murder and horrific danger.
Why similar: Underwater 53.9% ★, 6DOF 16.6% ★, Action 9.7%, Sci-fi 8.9%, Shooter 5.8%
- #13 Abyssal Rust
89% 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 40.8% ★, Underwater 40.5% ★, Naval 6.4% ★, Exploration 4.5%, Sci-fi 3.9%
- #14 Submeris
88% 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 34.8% ★, Underwater 27.9% ★, FPS 8.5%, Sci-fi 5.1%, Simulation 5%
- #15 CRUSH DEPTH
87% matchVery Positive98% of 54 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 37.7% ★, Underwater 36.4% ★, Sci-fi 8.5%, Exploration 5%, Simulation 4.5%
- #16 7821 Akuji
86% 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 45.9% ★, Underwater 34.9% ★, Simulation 6.6%, Sci-fi 3.5%, Realistic 2.7%
- #17 Plasticalypse - Submarine Adventures
85% 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 38.5% ★, Submarine 37.2% ★, Sci-fi 7.2%, Exploration 5.9%, Atmospheric 4.7%
- #18 FULL METAL COFFIN
84% 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 40.3% ★, Underwater 29.8% ★, Simulation 7.4%, Naval 6.9% ★, Sci-fi 5.2%
- #19 Search for the Titanic
84% match2 user reviews100% of 2 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 37.2% ★, Underwater 31.8% ★, Naval 14.5% ★, Exploration 4.9%, Strategy 4.9%
- #20 Cave Dive
83% 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 37.2% ★, Underwater 27.5% ★, Simulation 14.9%, Exploration 7%, Adventure 5.3%
- #21 Crushing Depths
82% match5 user reviews40% of 5 reviews2023
Dev: Alex Le Mesurier
Windows
'Crushing Depths' is a first-person horror game set deep down on the ocean floor, you will take control of an underwater drone tasked with locating points of interest using 3D spatial sound and once found scan them to build a story, but be on careful lookout for anything that may lurk down there!
Why similar: Submarine 41.6% ★, Underwater 39.5% ★, 1990's 6.2%, Exploration 3.7%, Atmospheric 3.7%
- #22 Manta
81% matchNo user reviews
Dev: Tao LangstonPub: Psychoclast Software
Windows
Sci-fi combat flight-sim featuring underwater stealth-action, and real-time strategy. Pilot the unique biological fighter Manta through the skies and through the depths as you command a fleet of warships, and mine the ocean floor for resources.
Why similar: Submarine 35.2% ★, Underwater 28.2% ★, War 11.5%, Shooter 5.9%, 6DOF 5.1% ★
- #23 AquaNox 2: Revelation
82% matchMostly Positive76% of 274 reviews2010
Dev: Massive DevelopmentPub: THQ Nordic
Windows
Median: 30 minMean: 4.8 hrs≥1hr: 38%
AQUANOX 2: REVELATION is a new story of the underwater world Aqua. In 2666 a young freighter pilot called William Drake sets out to search for the heritage of a mythical ancestor. He is looking for adventure - and finds greed, ruthlessness, merciless hatred … and also unexpected help.
Why similar: Underwater 55.6% ★, 6DOF 20.3% ★, Sci-fi 9%, Action 8.9%, Simulation 4.1%
- #24 Tactics: Bludgeons Blessing
81% match4 user reviews0% of 4 reviews2017
Dev: Capt. McCay Soft
Windows · Mac
(This game was updated to "Tactics 2: War".)This is a real-time strategy, combined with a shooter of an airplane, a tank, a rocket launcher, a ship and a submarine. Modern warfare.
Why similar: Submarine 31.7% ★, War 15.2%, Strategy 15%, Naval 15% ★, Simulation 14.5%
- #25 Flash Diving
79% matchNo user reviews
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 44.2% ★, Underwater 38.8% ★, Sci-fi 6.3%, Atmospheric 4.8%, Adventure 2.5%
- #26 CTRLSINK
79% matchNo user reviews
Dev: AMINE OULED SAADPub: PURPLE PANZER
Windows
A submerged post-apocalyptic retro-style FPS set in a world swallowed by the ocean after a human/AI war. Blast through flooded facilities, battle corrupted machines, explore radioactive ruins, and uncover the last buried secrets of humanity’s collapse.
Why similar: Submarine 23.7% ★, Underwater 20.6% ★, FPS 12.7%, 1990's 11.5%, Shooter 8%
- #27 Europa One
78% matchPositive100% of 14 reviews2023
Dev: Wicked Rooster
Windows
Explore the ice-encrusted ocean of Jupiter's moon Europa.
Why similar: Submarine 44.4% ★, Underwater 35.5% ★, Exploration 5.6%, Atmospheric 4%, Sci-fi 3.6%
- #28 Sub Command
80% matchMostly Positive74% of 141 reviews2006
Dev: SonalystsPub: Strategy First
Windows
Take charge of the most deadly modern-day submarines in the world - three distinct submarines across two unique and challenging campaigns. Utilize cutting-edge sensor and weapon technology to locate, track and destroy the enemy - even deliver Tomahawk missiles to inland targets.
Why similar: Submarine 34.7% ★, Underwater 25.4% ★, Naval 14.4% ★, War 7%, Strategy 5.4%
- #29 Sea under the sea under the sea
78% match6 user reviews17% of 6 reviews2024
Dev: MA
Windows
An underwater survival horror game where the Earth is covered in water
Why similar: Submarine 46.4% ★, Underwater 40.1% ★, Exploration 7%, Action 3.3%, Atmospheric 2.4%
- #30 Sub-Species
77% 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 40.1% ★, Underwater 36% ★, Naval 9% ★, Action 4.7%, Atmospheric 3.4%
- #31 Uboat Mechanic Simulator
77% matchNo user reviews
Dev: Live Motion Games
Windows
The new kind of mechanic is in the town - if you've ever dreamt about reparing big large underwater boats this is the place just for you! Check the damage, repair and fix the boats and make sure they're ready to be manned.
Why similar: Submarine 37.5% ★, Underwater 29.2% ★, Naval 15.9% ★, Simulation 6%, Exploration 3.8%
- #32 Ocean Pressure
76% 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 43.6% ★, Underwater 34.9% ★, Exploration 5.6%, Simulation 4.3%, Realistic 3.2%
- #33 Dead Abyss
76% matchMixed57% of 28 reviews2024
Dev: Azalea Interactive
Windows
A short first-person horror experience that places you in the rusted out hull of a mysteriously abandoned shipwreck. Search for clues, solve puzzles, and uncover the mystery of the wreckage, but beware of the evil that lurks within.
Why similar: Submarine 38.4% ★, Underwater 30.2% ★, FPS 12.5%, Sci-fi 5.6%, Realistic 4.2%
- #34 Dark of the Depths
75% 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 42.4% ★, Underwater 37.3% ★, Exploration 7.3%, Simulation 6.6%, Realistic 2.1%
- #35 Biolum
75% matchVery Positive83% of 118 reviews2021
Dev: IKOPub: Astrea
Windows
Biolum is a 30min VR sci-fi narrative experience. Dive to uncharted depths of the ocean and discover a beautiful world of bioluminescent creatures. But all is not what it seems. What lies beneath the surface?
Why similar: Submarine 33.6% ★, Underwater 30.9% ★, 6DOF 12.9% ★, Sci-fi 9%, Exploration 5.2%
- #36 Killer Depths
73% 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 46.4% ★, Underwater 36.1% ★, Realistic 5.1%, Atmospheric 4.5%, Adventure 3.2%
- #37 Aquarift
74% 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 52.9% ★, Underwater 39.9% ★, Adventure 3.3%, Action 2.9%, Singleplayer 1%
- #38 Under the Water Depths
74% 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 50.2% ★, Submarine 35.8% ★, Exploration 6.6%, Adventure 4.9%, 3D 1.8%
- #39 SeaWolf VR
73% match7 user reviews71% of 7 reviews2022
Dev: Michal BártaPub: 3DA
Windows
Dive into the deep virtual waters and become a SeaWolf. Shoot your missiles and torpedoes at hostile submarines, minesweepers and tankers, actively avoid depth charges and enemy torpedoes, use defensive shield while trying to protect sea animals.
Why similar: Submarine 27.4% ★, Underwater 26.8% ★, Naval 14.8% ★, 6DOF 9.2% ★, Shooter 7.8%
- #40 Submergent
71% matchMostly Positive71% of 17 reviews2024
Dev: 626 Interactive
Windows
Explore and navigate an underwater cave in your submarine.
Why similar: Submarine 47.8% ★, Underwater 36.4% ★, Atmospheric 5.5%, Simulation 4.1%, Exploration 3.3%
- #41 Iron Lung
71% matchVery Positive92% of 10,453 reviews2022
Dev: David Szymanski
Windows
Median: 1.5 hrsMean: 2.0 hrs≥1hr: 68%
A short horror game where you pilot a tiny submarine through an ocean of blood on an alien moon.
Why similar: Submarine 46% ★, Underwater 36.5% ★, Sci-fi 5.8%, Atmospheric 5.1%, Exploration 3%
- #42 Titanic Terror
72% 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 45.5% ★, Underwater 36.3% ★, Exploration 5.7%, Simulation 5.1%, Atmospheric 2.9%
- #43 ScubaVenture: The Search for Pirate's Treasure
73% match2 user reviews100% of 2 reviews2021
Dev: SoftdiskPub: Ziggurat
Windows
Scour the wreckage of a pirate ship in this colorful 2D side scrolling underwater action adventure! Fight off all manner of sea creatures and rival divers with your harpoon gun and bombs as you gather treasure but beware of ghastly pirate ghosts seeking to reclaim what was once theirs!
Why similar: Underwater 62.4% ★, 1990's 16.8%, Action 8.1%, Exploration 7.2%, Adventure 4.4%
- #44 Morse Depths: WWII
71% matchNo user reviews2026
Dev: Sasunia Game Studio
Windows
Take command of a WWII submarine. Master Morse Code to fire torpedoes, defuse mines, and survive the final siege. From 1942 to 1945, every dot and dash is the difference between glory and the ocean floor.
Why similar: Submarine 43.6% ★, Underwater 17.4% ★, Naval 15.7% ★, Strategy 7%, Simulation 6.3%
- #45 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 45.8% ★, Underwater 29.5% ★, Sci-fi 9.4%, Exploration 5.9%, Atmospheric 4.5%
- #46 Scrap Diver
69% match1 user reviews100% of 1 reviews2026
Dev: Bricchi Games
Windows
A minimalist 3d incremental clicker about cleaning a dam with a submarine. Dive Deep. Scrap Hard. Get Paid.
Why similar: Underwater 36.8% ★, Submarine 35.4% ★, Simulation 9.6%, Exploration 8.3%, Atmospheric 3.5%
- #47 Tactics 2: War
72% match9 user reviews33% of 9 reviews2017
Dev: Capt McCay Soft
Windows · Mac
Tactics 2: War.This is a real-time strategy, combined with a shooter of an airplane, a tank, a rocket launcher, a ship and a submarine. Modern warfare.
Why similar: Submarine 32.7% ★, Strategy 15.4%, Naval 15.4% ★, Simulation 14.4%, War 13.4%
- #48 Barotrauma
68% matchVery Positive94% of 84,235 reviews2023
Dev: FakeFishPub: Daedalic Entertainment
Windows · Mac · Linux
Median: 8.9 hrsMean: 54.3 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 44.4% ★, Underwater 30.8% ★, Naval 6.8% ★, Sci-fi 6.4%, Simulation 4.8%
- #49 Subtension
70% 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 39.4% ★, Underwater 34.1% ★, Simulation 7.2%, Sci-fi 6.9%, Strategy 6.8%
- #50 The Trench
69% matchVery Positive86% of 154 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 43.9% ★, Underwater 35.4% ★, Sci-fi 5.6%, Realistic 4.5%, Atmospheric 4.1%
- #51 20,000 Miles Under the Sea
70% 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 46.4% ★, Underwater 38.6% ★, Simulation 7.1%, Realistic 3.1%, Atmospheric 2.2%
- #52 Scyla
68% 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 47.9% ★, Underwater 38% ★, Exploration 5.9%, Adventure 3.2%, 3D 2.5%
- #53 Uboat Attack
67% matchPositive85% of 13 reviews2025
Dev: VOODOOPub: QubicGames
Windows
Become a legendary commander in the ultimate naval warfare simulator! Command a powerful submarine, unleash devastating torpedoes, and crush enemy armadas. Conquer tactical missions, dominate the seas, and rise through the ranks. Experience breathtaking combat and forge your path to naval supremacy!
Why similar: Submarine 48.4% ★, War 14.2%, Shooter 11.2%, Simulation 8.4%, Strategy 6.1%
- #54 UBOAT: The Silent Wolf VR
67% matchMixed59% of 80 reviews2024
Dev: Titan GameZ
Windows
UBOAT: The Silent Wolf is an amazing combination of a role-playing game and a simulator, offering a deep and immersive experience, allowing you to feel like a real submarine captain during World War II.
Why similar: Submarine 32% ★, Underwater 25.4% ★, War 17.2%, Naval 13.4% ★, Simulation 3.9%
- #55 Rusted Sea
66% match1 user reviews0% of 1 reviews2026
Dev: Meerkatapult Games
Windows
The surface is dead. The war is lost. As a Rusted Retaliator, you must survive the post-apocalyptic ocean of 1963. Pilot submersibles, feed scrap to the Replicator, and mine Nukelium to earn Pressure Points from HQ. Buy better gear, fight the SeaBots, and reclaim the deep.
Why similar: Submarine 39% ★, Underwater 38% ★, Sci-fi 7.6%, Exploration 5.4%, Atmospheric 3.6%
- #56 The Oily Depths
65% matchVery Positive83% of 70 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 49.4% ★, Underwater 34.1% ★, Atmospheric 5.3%, Simulation 4.8%, Exploration 3.2%
- #57 Diluvion: Resubmerged
68% matchMixed62% of 1,124 reviews2017
Dev: Arachnid GamesPub: Good Shepherd Entertainment
Windows · Mac · Linux
Median: 5.2 hrsMean: 6.5 hrs≥1hr: 85%
Diluvion is a 3D deep sea, Jules Verne inspired, exploration game with RPG elements and thrilling submarine combat. As the Captain of your own vessel, you must grow and manage your crew as you search for the secrets of the past in a hauntingly beautiful flooded world.
Why similar: Underwater 62.8% ★, Submarine 25.3% ★, Action 6.6%, Adventure 4.6%, Singleplayer 0.8%
- #58 Nuclear Sub: Prologue
67% matchNo user reviews
Dev: Mobilway S.A.Pub: Games Incubator
Windows
The Prologue is just part of the gameplay that awaits you in the full version of the game. A realistic nuclear submarine simulator will allow you to take command of your crew and battle your fiercest enemies. Arm yourself with missiles, dive into the ocean and fight for your country
Why similar: Submarine 40.2% ★, Underwater 19.8% ★, Naval 12.1% ★, War 12.1%, Simulation 5.7%