60+ similar titles based on shared tags and player behavior. Themes include Underwater, Submarine, Adventure, Exploration.
From the creators of Have a Nice Death comes a charmingly quirky island adventure with 4-player co-op! From above, catch your breath in a cozy sanctuary and befriend quirky locals. From below, take the helm of an upgradable submarine, fight mutant creatures, and craft vital gear. Explore NAUTUS!
Hadalis
Hadalis is a co-op deep sea survival game where every mistake can be fatal. Alone or with a crew, descend into the hadal zone while keeping your fragile submersible intact as pressure, creatures, and failing systems push you to the brink. Will you endure the abyss?
Aquarift
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.
Hadalis is a co-op deep sea survival game where every mistake can be fatal. Alone or with a crew, descend into the hadal zone while keeping your fragile submersible intact as pressure, creatures, and failing systems push you to the brink. Will you endure the abyss?
Why similar: Submarine 25.4% ★, Underwater 22.5% ★, Online Co-Op 13.4%, Co-op 12%, Multiplayer 8.1%
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 43.6% ★, Underwater 29% ★, Base Building 12.5%, Crafting 6.9%, 2D 3.5%
You and up to 7 fellow subcontractors have been hired to deliver volatile cargo through dangerous depths. Stay coordinated, keep the payload intact, and try not to panic when everything goes wrong. The company expects delivery.
Why similar: Submarine 37.4% ★, Underwater 25.1% ★, Online Co-Op 13.2%, Co-op 11.3%, Multiplayer 6%
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 28.5% ★, Underwater 25.8% ★, Crafting 10%, Base Building 9.8%, Sandbox 6.6%
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 28.8% ★, Underwater 21.6% ★, Base Building 12.8%, Crafting 10.6%, Building 9.9%
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 47.8% ★, Underwater 36.4% ★, Exploration 7.6%, Adventure 3.4%, Atmospheric 3.3%
Explore abandoned biospheres at the bottom of the ocean, alone or with up to 4 friends.
Why similar: Submarine 33.6% ★, Underwater 27% ★, Online Co-Op 13.9%, Co-op 6.8%, Multiplayer 6.6%
Set in the depths of the Red Seas, Magnavis is a 1-4 player co-op submarine horror survival game. Manually operate grotesque ship systems powered by living organs, weld catastrophic leaks, and survive with your crew in an abyss where unknown terrors lurk in the absolute dark.
Why similar: Submarine 39.6% ★, Underwater 23.9% ★, Online Co-Op 10.4%, Co-op 10.3%, Multiplayer 5.2%
You survived a helicopter crash; going home is your top priority. Live as a castaway - survive the dangers of the islands by using your environment to find food, build shelter, craft tools to extend your stay, explore the secrets of the islands and their surrounding waters, and carve your way home.
Why similar: Underwater 26.2% ★, Base Building 12.8%, Crafting 11.9%, Building 11%, Sandbox 10.3%
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 42.1% ★, Underwater 28.7% ★, Co-op 8.7%, Action-Adventure 6.1%, Exploration 4.9%
Project Castaway is a survival crafting title set in the Pacific Ocean. Live the life of a stranded castaway, with only yourself - and the island's inhabitants - for company! Sail the ocean, hunt, explore unique islands and gather resources as you fight for survival.
Why similar: Underwater 23.8% ★, Online Co-Op 11.7%, Base Building 11.5%, Co-op 11.4%, Sandbox 9.5%
You are not the goddess, you are her dumbest duck. Explore a biomechanical alien ocean, pilot real submarines, and recover the scattered pieces of a dead creator to help Thalassa, your grieving machine-goddess, bring her father back.
Why similar: Submarine 35.1% ★, Underwater 29.8% ★, Crafting 8.9%, Sandbox 6.8%, Multiplayer 5.5%
Dive into the deep and upgrade your little submarine to reach the depths! Collect resources, craft new equipment, and expand your bathyscaphe using a card-based room system while managing your food stocks and the increasing pressure as you venture to the abyss.
Why similar: Submarine 45% ★, Underwater 16.9% ★, Building 11.4%, Exploration 7.2%, Action-Adventure 4.8%
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 49.3% ★, Underwater 31.4% ★, Colorful 4.4%, Building 4%, Crafting 3.9%
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 43.3% ★, Underwater 27.3% ★, Online Co-Op 9.4%, Co-op 7.7%, Multiplayer 5.8%
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 43.8% ★, Submarine 34.2% ★, Exploration 7.8%, Adventure 5.6%, Atmospheric 5.3%
Go on expeditions with your friends to explore the depths in search of treasures, upgrade your gear, and dive back in deeper.
Why similar: Submarine 33.8% ★, Underwater 31.4% ★, Online Co-Op 12.1%, Exploration 5.6%, Multiplayer 5.6%
Sinking Eternity is a single-player underwater exploration RPG. Survive extreme depths, hide from dangerous sea creatures, and uncover the secrets of a civilization lost for millennia.
Why similar: Underwater 30.7% ★, Submarine 28.3% ★, Base Building 11.7%, Crafting 10.6%, Exploration 5.7%
FULL METAL COFFIN is a 3D co-op submarine simulator. Crew your vessel with up to 4 players. Load the torpedoes, dodge incoming fire, and eliminate the enemy.
Why similar: Submarine 41.8% ★, Underwater 26.9% ★, Co-op 13.2%, Crafting 7.5%, Multiplayer 6.8%
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 47.7% ★, Underwater 37.4% ★, Exploration 7.9%, Atmospheric 3%, Adventure 2.8%
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 38.7% ★, Underwater 35.4% ★, Action-Adventure 6.9%, Exploration 6.8%, Atmospheric 5%
2D underwater physics-based action co-op for up to 4 players. Crew a submarine, harpoon loot and drag it back before oxygen runs out. Deeper the dive – higher the stakes and darker the horrors. All wrapped in an absurdly cute deep-sea exploration vibe with unforgettable chaotic dogs.
Why similar: Underwater 30.2% ★, Submarine 25.7% ★, Co-op 18%, Multiplayer 7.5%, Adventure 5.4%
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 59.3% ★, Underwater 36.8% ★, Atmospheric 3%, Singleplayer 0.8%
In Habitat Toxica, a mysterious virus mutates animals into hostile creatures, pushing them toward extinction. As one of the few chimpanzees who gained intelligence from the infection, you must fight for survival and save the remaining wildlife.
Why similar: Crafting 13.5%, Base Building 13.2%, Online Co-Op 13.2%, Building 12.9%, Co-op 11.6%
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 40.9% ★, Underwater 30.2% ★, Sandbox 8.8%, Action-Adventure 5.5%, Exploration 4.5%
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 45.3% ★, Underwater 38.8% ★, Atmospheric 5.2%, Exploration 3.5%, Action-Adventure 3.4%
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 47% ★, Underwater 39.9% ★, Exploration 6.7%, Colorful 3%, Atmospheric 3%
Beneath the waves, the world of Atlantis awaits. Build your home base on sunlit Mediterranean shores, then dive into sunken ruins to uncover secrets of the deep. Get stronger, dive deeper, and battle dark forces with up to 3 friends in this underwater survival crafting odyssey!
Why similar: Underwater 33% ★, Base Building 14.9%, Crafting 12.5%, Co-op 12%, Building 7.4%
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 39.2% ★, Underwater 25.6% ★, Action-Adventure 10.2%, Exploration 8.1%, Adventure 6.2%
A sinister entity lurks in the depths. Descend into the abyss and extract knowledge about it.
Why similar: Submarine 54.6% ★, Underwater 32.4% ★, Atmospheric 4.5%, Action-Adventure 3.4%, Exploration 2.7%
Team up with your crew in this chaotic co-op adventure. Pilot a falling-apart submarine to the bottom of the ocean to find Captain Mega-Hook’s treasure. Repair leaks, dodge dangerous wildlife, and work together to keep from sinking. It’s suboptimal, but the loot is real.
Why similar: Submarine 37.7% ★, Underwater 21.3% ★, Online Co-Op 16.6%, Multiplayer 8%, Sandbox 5.5%
The aliens have caused the oceans to rise, plunging the world into the abyss. Survive, craft, and explore this mysterious underwater world. Build your base, defend it against relentless waves of enemies, and dive deep to uncover the secret that could stop the alien invasion once and for all!
Why similar: Underwater 28.1% ★, Base Building 13.5%, Crafting 12.3%, Co-op 11.6%, Building 9.4%
Sea Warden is a co-op survival adventure set on the back of Ao, a giant sea turtle journeying across a shattered world. Build, craft, explore, and defend your living base as you travel between forgotten islands in search of lost knowledge and stranded souls.
Why similar: Underwater 25.1% ★, Online Co-Op 14.5%, Crafting 14.4%, Building 11.3%, Multiplayer 8.8%
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 42.9% ★, Underwater 34.1% ★, Sandbox 12.7%, Exploration 8.1%, Atmospheric 1.9%
Explore Islands and the ocean in a Singleplayer or a Coop adventure. Relaxing gameplay, music and hundreds of unique activities to do. Whether you are an Explorer of the unknown, a Farmer that wants to tend to thousand of crops or someone who enjoys combat through boss battles. This game is for you.
Why similar: Underwater 28.2% ★, Base Building 12.8%, Online Co-Op 12.4%, Crafting 11%, Sandbox 10.7%
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 46.8% ★, Underwater 31.5% ★, Exploration 5.3%, Atmospheric 4.6%, Colorful 3.4%
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 46.9% ★, Underwater 32.9% ★, Exploration 6.4%, Action-Adventure 6%, Adventure 3.5%
A procedural open-world survival craft game for 1-10 players. Explore a primitive but dangerous place with a different evolutionary path; here, wildlife is oversized, Neanderthals still exist, and curses are real.
Why similar: Underwater 25% ★, Base Building 12.4%, Crafting 10.8%, Online Co-Op 10.2%, Building 9.8%
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 44.9% ★, Underwater 34.3% ★, Action-Adventure 5.7%, Atmospheric 5.4%, Exploration 4.7%
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 42.5% ★, Underwater 33.8% ★, Action-Adventure 7.9%, Colorful 4.6%, Adventure 3.8%
Voyagers of Nera is a cooperative survival-crafting game where you must survive a magical ocean world brimming with lost spirits and deadly monsters. Sail to distant islands, build beautiful villages and surf across the waves with up to 10 players.
Why similar: Underwater 26.9% ★, Base Building 11.9%, Crafting 10.5%, Online Co-Op 9.9%, Co-op 9.8%
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 48.7% ★, Underwater 27.7% ★, Exploration 7%, Atmospheric 4.8%, Adventure 3.8%
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 45.1% ★, Underwater 27.6% ★, Co-op 15.8%, Multiplayer 8.1%, 2D 2.8%
Play as a young viking, learn to survive and fight in the wilderness. To fulfill your destiny, explore an island alone or in cooperation with friends, build structures, confront Norse gods and mythological creatures. Will you be the last Viking?
Why similar: Base Building 16.1%, Online Co-Op 15%, Co-op 13.2%, Building 12.4%, Crafting 10.5%
Together for the Planet! Evade and outsmart the many dangers of the oceans, collect the Pearls to save the World. Stay on your toes through 100 handcrafted levels and challenge yourself to climb the leaderboard and prevent the war to begin.
Why similar: Underwater 34.1% ★, Submarine 33.9% ★, Action-Adventure 7.5%, Exploration 5.8%, Colorful 5.5%
An underwater survival horror game where the Earth is covered in water
Why similar: Submarine 49.7% ★, Underwater 38% ★, Exploration 8.3%, Atmospheric 2.6%, Indie 0.7%
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 41.3% ★, Exploration 5.7%, Action-Adventure 2.9%, Adventure 2.6%
Explore a little seaside coast of submerged ruins, sunken ships and lonely islands.
Why similar: Submarine 42.1% ★, Underwater 29.3% ★, Exploration 7.9%, Adventure 7.1%, Colorful 4.1%
Ember: Symbiotic Wilderness is a 2D pixel-art co-op survival game set in a living wilderness shaped by temperature, weather, seasons, and ecology. Start with a single fire, divide the work with your team, and build a camp that can endure.
Why similar: Base Building 16.8%, Sandbox 16%, Online Co-Op 15.3%, Building 14.2%, Crafting 13.8%
Voice of the Ocean is a single-player adventure about a lost world, and the echoes of a forgotten past. Use your voice to sing ancient melodies and explore a world lost beneath the waves. Dive into the depths to uncover the power within your song and learn why you may be the last of your kind.
Why similar: Submarine 47.7% ★, Underwater 26.2% ★, Exploration 9%, Action-Adventure 8.9%, Colorful 3.3%
S.O.N.A.R. (Submarine Operators Not Actually Ready) is a 1–4 player online co-op submarine sim where teamwork is essential, panic is inevitable, and sinking is always just one wrong button away. Pilot, fight, repair, and pray your friends know what to do.
Why similar: Submarine 43.2% ★, Co-op 19.4%, Online Co-Op 16%, Multiplayer 12.5%, Casual 5%
Explore a vast cavern of creatures, relics and resources in a mining sandbox adventure for 1-8 players. Mine, build, fight, craft and farm to unravel the mystery of the ancient Core.
Why similar: Base Building 14.7%, Crafting 13.4%, Building 11.9%, Online Co-Op 11.7%, Co-op 11.7%
Blue Oath is a solo combat action-adventure game in which you play as a warrior swordfish who sets out on a journey to free a giant, cursed moray eel. Using powerful dash attacks, you can impale enemies and objects onto your beak, stack them, and throw them back as weapons or tools.
Why similar: Submarine 43.5% ★, Underwater 33% ★, Action-Adventure 8.3%, Colorful 4.5%, Exploration 3.9%
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 40.7% ★, Underwater 28.8% ★, Sandbox 9.8%, Action-Adventure 5.7%, Exploration 5.3%
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 44.3% ★, Underwater 37.8% ★, Action-Adventure 6.7%, Exploration 6.4%, Atmospheric 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 47.5% ★, Submarine 38.3% ★, Exploration 7.8%, Adventure 5.7%, Singleplayer 0.6%
Explore the ice-encrusted ocean of Jupiter's moon Europa.
Why similar: Submarine 48.6% ★, Underwater 34.3% ★, Exploration 6.7%, Atmospheric 4.5%, Adventure 2.6%
Nyric is a third-person survivalcraft where your words shape the world. Type a phrase—“A storm-haunted wasteland”—and step into a procedurally generated realm built from your imagination. Survive harsh climates and strange hazards using Faebots— AI companions with unique powers tied to their moods.
Why similar: Base Building 15.8%, Online Co-Op 12.8%, Building 12.6%, Co-op 11.9%, Sandbox 11.2%
