60+ similar titles based on shared tags and player behavior. Themes include Underwater, Submarine, Singleplayer, Simulation.
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.
Sunken Seeker
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.
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.
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 42.4% ★, Underwater 34.1% ★, Exploration 9.2%, Simulation 5.6%, First-Person 4.3%
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% ★, Underwater 33.3% ★, Exploration 9%, Simulation 4.6%, First-Person 3.9%
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 36.2% ★, Underwater 29.7% ★, Nature 11.5%, Exploration 9.3%, Simulation 4.7%
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 48.5% ★, Underwater 22% ★, Simulation 7.4%, Exploration 7.2%, Nature 6.6%
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 31.1% ★, Underwater 27.4% ★, Sandbox 9.3%, Nature 7.1%, Exploration 6.4%
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 41.5% ★, Underwater 37.2% ★, Exploration 8.1%, Simulation 7%, 1990's 3.5%
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 39.2% ★, Submarine 31.7% ★, Simulation 10%, Exploration 8.6%, Nature 7.3%
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 53.8% ★, Underwater 35.2% ★, Simulation 6.5%, 3D 3%, Atmospheric 1.3%
Become a fearless underwater explorer and reach the bottom of The Mariana Trench to win 20,000* REAL DOLLARS!
Why similar: Submarine 40.6% ★, Underwater 31.5% ★, Idler 16.8%, Simulation 5.2%, First-Person 2.8%
Explore the ice-encrusted ocean of Jupiter's moon Europa.
Why similar: Submarine 40.9% ★, Underwater 30.6% ★, Nature 8.8%, Exploration 7.7%, Open World 5.5%
Build and manage your own aquarium by collecting fish, earning money, and unlocking decorations. Feed your fish, clean the tank, and enjoy relaxing idle progression in this cozy 2D aquarium simulation.
Why similar: Submarine 32.6% ★, Underwater 25.7% ★, Idler 18.3%, Sandbox 10%, Relaxing 4.9%
A journey of the last ocean cleaner submarine that is tasked to restore the ecosystem of a dying earth. "Plasticalypse: TrashSub Adventures“
Why similar: Submarine 36.6% ★, Underwater 35.4% ★, Exploration 8.8%, Nature 8.6%, Relaxing 4.7%
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 36.8% ★, Underwater 30.5% ★, Idler 15.1%, Sandbox 7.5%, Relaxing 4.7%
Immerse yourself in an alien ocean in this open-world survival game. Explore the biomechanical depths, tame alien creatures, pilot submarines, and uncover the mysteries of the alien entity known as Thalassa.
Why similar: Submarine 35.3% ★, Underwater 31.6% ★, Sandbox 8.4%, Nature 7.5%, Exploration 7.2%
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 42.5% ★, Underwater 39.4% ★, Open World 7.5%, Exploration 7%, First-Person 2%
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 37.5% ★, Underwater 31.4% ★, Nature 9.8%, Exploration 8.6%, Open World 3.9%
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 44.9% ★, Underwater 33.4% ★, Exploration 8.5%, First-Person 4.3%, Simulation 4.2%
Create stunning virtual aquariums on your PC! Our advanced 3D engine brings your fish tank to life with breathtaking realism, featuring lifelike fish, plants, decorations, and more. Transform your monitor into a vibrant, living aquarium. Virtual aquascaping has never been easier!
Why similar: Underwater 31.3% ★, Submarine 29.7% ★, Idler 15.1%, Nature 9.5%, Relaxing 4.6%
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 40.1% ★, Underwater 31.3% ★, Sandbox 10.7%, Exploration 6%, Simulation 5.5%
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 42.8% ★, Underwater 31.9% ★, Exploration 8.2%, Open World 5.2%, First-Person 4%
A sinister entity lurks in the depths. Descend into the abyss and extract knowledge about it.
Why similar: Submarine 53.1% ★, Underwater 33.3% ★, Open World 6.1%, Exploration 3.5%, Atmospheric 2.1%
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 44.9% ★, Underwater 31.9% ★, Nature 9.8%, Exploration 6.9%, Relaxing 4.1%
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 47.6% ★, Submarine 34.9% ★, Exploration 10.8%, Atmospheric 2.5%, 3D 2.1%
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 38.5% ★, Underwater 26.6% ★, Simulation 12.9%, Exploration 10.9%, First-Person 5%
A minimalist 3d incremental clicker about cleaning a dam with a submarine. Dive Deep. Scrap Hard. Get Paid.
Why similar: Submarine 34.3% ★, Underwater 33.2% ★, Exploration 12%, Simulation 7.7%, First-Person 3.9%
PhotoWorld: Smooth Corners is a third person 3D visual game in which the world is created for the player.
Why similar: Underwater 21% ★, Idler 20.5%, Sandbox 14.8%, Nature 11.2%, Exploration 7.9%
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 51.6% ★, Underwater 34.7% ★, Simulation 7.7%, Exploration 4.6%, 3D 1.3%
Stay hydrated, relax, and build your dream aquarium! HydroTick reminds you to drink water at your chosen intervals, rewards you with coins, and lets you collect unique fish, rare decorations, and create a soothing aquatic world.
Why similar: Submarine 35% ★, Underwater 25.9% ★, Idler 17.5%, Nature 8.3%, Exploration 7.2%
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 41.5% ★, Underwater 37.4% ★, Exploration 8.2%, First-Person 4.3%, Simulation 4.1%
7821 Akuji is a first person liminal horror experience. Pilot a tiny, jury-rigged submersible to rescue a lost science crew.
Why similar: Submarine 50.4% ★, Underwater 35.8% ★, Simulation 6.1%, First-Person 3.7%, 3D 3.1%
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 47.6% ★, Submarine 36.4% ★, Exploration 10.1%, First-Person 3.3%, 3D 2.4%
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 54.5% ★, Underwater 38.4% ★, Open World 6.9%, Singleplayer 0.2%
An underwater survival horror game where the Earth is covered in water
Why similar: Submarine 48.5% ★, Underwater 39.1% ★, Exploration 11%, Atmospheric 1.2%, Singleplayer 0.2%
SONOROUS – Deep Down Below is an unforgiving underwater first-person survival game set in a dystopian world. Find your sunken research to save humanity from an eternal life on the open sea in a continuous fight for survival.
Why similar: Submarine 34.7% ★, Underwater 33.1% ★, Sandbox 9.8%, Exploration 7.7%, Open World 7.4%
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 47.7% ★, Underwater 28.7% ★, Exploration 9.3%, Nature 6.5%, Relaxing 5.1%
KAI is a game of Exploration and Adventure between the sidereal space and underwater depths. Skillfully lure and guide groups of fish to solve puzzles, access new areas and uncover the truth behind the mission entrusted to you, Akira, and the other crew members aboard the ship.
Why similar: Submarine 34.6% ★, Underwater 29.3% ★, Idler 13.7%, Exploration 7%, Open World 5.8%
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 46.3% ★, Underwater 33.3% ★, Exploration 7.4%, First-Person 4.6%, Simulation 4.6%
Immerse yourself in the ultimate relaxing aquarium experience. Watch fish glide gracefully through a serene, ever-changing tank—no setup, no stress, just pure tranquility. Enjoy soothing visuals and ambient ASMR sounds as your aquarium comes to life effortlessly. Your peaceful escape awaits!
Why similar: Underwater 36.9% ★, Idler 19.5%, Submarine 19.5% ★, Nature 10.9%, Simulation 6.6%
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 39.5% ★, Underwater 29.6% ★, Sandbox 11.7%, Exploration 7.1%, Simulation 4.7%
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 39.7% ★, Underwater 28.8% ★, Sandbox 10.7%, Exploration 6.1%, Simulation 5.3%
A relaxing desktop aquarium that lives with you: grow, breed, and watch a peaceful ecosystem evolve in real time.
Why similar: Submarine 23.7% ★, Idler 23%, Underwater 16.8% ★, Sandbox 16.2%, Simulation 8.2%
Dive down and see what lies beneath the surface. Discover a vast underwater world as different fishes. The game does not offer any real "Game Play" but is more of a simulation.
Why similar: Underwater 57.5% ★, Sandbox 18.9%, Simulation 12.3%, Open World 8%, 3D 2.7%
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 45.5% ★, Underwater 36.6% ★, Exploration 6.5%, Simulation 4.1%, Atmospheric 2.6%
There's Nothing Down There is a short undersea horror exploration game. Descend into a sinkhole at the bottom of the ocean and discover the remains of a lost, yet not dead, civilization.
Why similar: Submarine 58.3% ★, Underwater 16.2% ★, Exploration 9.6%, Nature 5.6%, First-Person 5.5%
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 48.6% ★, Underwater 40.7% ★, Retro 3%, 3D 2.8%, Atmospheric 2.6%
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 48.9% ★, Underwater 31.6% ★, Exploration 4.7%, First-Person 4.2%, Simulation 3.9%
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 43.7% ★, Underwater 30.3% ★, Exploration 7.5%, Simulation 5.8%, 1990's 4.2%
Machorium - Muscle Aquarium Simulator - is a relaxing idle and sandbox game where you can unwind and have fun. Use points generated by cute little decorative muscle men to unlock various items and create your ideal muscle aquarium, Machorium.
Why similar: Underwater 33.4% ★, Idler 25.7%, Sandbox 16.6%, Simulation 7.1%, Nature 6.8%
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 48.5% ★, Underwater 43.8% ★, Exploration 5.1%, Atmospheric 2.7%
ULTRAQUARIUM is a casual aquarium sim that lets you create your own fish and decorations. Purchase fish, satisfy their needs and they shall repay you in kind. Want two Gregs? You can't have two Gregs.
Why similar: Idler 31.1%, Underwater 30.8% ★, Sandbox 22.9%, Simulation 14.8%, Singleplayer 0.4%
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 49.7% ★, Underwater 36.8% ★, Exploration 9.3%, 3D 3.4%, Atmospheric 0.6%
A short horror game where you pilot a tiny submarine through an ocean of blood on an alien moon.
Why similar: Submarine 49.6% ★, Underwater 36.7% ★, Exploration 4.8%, First-Person 4.1%, Atmospheric 2.7%
Explore and navigate an underwater cave in your submarine.
Why similar: Submarine 51.4% ★, Underwater 36.5% ★, Exploration 5.3%, Simulation 3.7%, Atmospheric 2.9%
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 51.8% ★, Underwater 36.8% ★, Simulation 5.4%, 3D 4.4%, Atmospheric 1.4%
Explore the island of Maupiroa and discover its deep-sea secrets!
Why similar: Submarine 40.3% ★, Underwater 28.9% ★, Nature 11.3%, Exploration 7.5%, Simulation 6.1%
Return to an Earth abandoned for over 500 years and explore its transformed oceans in search of vital resources. With supplies on humanity's new home world running dry, you must gather materials, build automated underwater operations, and uncover the secrets that now lie beneath the waves.
Why similar: Submarine 36.4% ★, Underwater 28.7% ★, Sandbox 12.9%, Exploration 6.8%, Simulation 5.2%
"Under the blue horizon - Aquarium" is a game for those who want to enjoy watching fish. Observe fish in the sea and in aquariums. Discover more types of special fish. Enjoy it while working, relax, or clear your mind.
Why similar: Underwater 54.2% ★, Idler 28.1%, Sandbox 11.2%, Relaxing 6.3%, Singleplayer 0.2%
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 44.3% ★, Underwater 33% ★, Exploration 7.7%, Open World 6.5%, 1990's 3.3%
Underwater World is a game that can replace your current desktop wallpaper or you can play in fullscreen window! Discover the bottom of a flooded planet and colonize it! A very pleasant and relaxing game and its graphics will surely make your free moments more enjoyable.
Why similar: Underwater 33.6% ★, Submarine 33% ★, Idler 19.1%, Simulation 5.2%, Exploration 5%
