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Games Like Sonorous | Deep Down Below

60+ similar titles based on shared tags and player behavior. Themes include Underwater, Exploration, Adventure, Open World.

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  1. #1 Sinking Eternity
    97% matchNo user reviews2026
    Dev: ZeroByte
    Windows

    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 25.6%, Submarine 19.6%, Crafting 8.9%, Base Building 8.6%, Open World 7.3%

  2. #2 DepthWake
    96% matchNo user reviews
    Dev: Reversed Interactive
    Windows

    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 22.9%, Underwater 20.5%, Base Building 10.9%, Crafting 10.1%, Open World 6.3%

  3. #3 Aquarift
    96% 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 37.6%, Underwater 30%, Base Building 11.5%, Open World 9.6%, Crafting 7.2%

  4. #4 Cast Ashore
    95% matchNo user reviews
    Dev: Unanchored Studios
    Windows

    After a catastrophic rocket crash, you find yourself stranded on an island with only the ocean and unexplored land before you. Immerse yourself in a peaceful, open-world adventure where curiosity guides your journey. Survive. Build. Explore.

    Why similar: Underwater 23%, Open World 12.4%, Base Building 11.4%, Crafting 9.3%, Sandbox 7.2%

  5. #5 Plasticalypse - Submarine Adventures
    94% 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 31.8%, Submarine 29%, Post-apocalyptic 9.1%, Exploration 6.1%, Open World 5.7%

  6. #6 I Thalassa
    94% matchNo user reviews
    Dev: San Liuk
    Windows

    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: Underwater 28.4%, Submarine 27.9%, Open World 9.7%, Crafting 8.5%, Sandbox 5.2%

  7. #7 Abyssal Rust
    93% 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: Underwater 36%, Submarine 34.2%, Open World 12.1%, Survival 5.4%, Exploration 4.9%

  8. #8 World In The Abyss
    92% matchNo user reviews2026
    Dev: Lazy Cat Studio
    Windows

    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 26.4%, Crafting 11.5%, Base Building 11.3%, Open World 10.9%, Post-apocalyptic 7.9%

  9. #9 Away From Life
    91% matchMixed67% of 196 reviews2026
    Dev: Cursor GamesPub: IZilla Games
    Windows

    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 26.8%, Crafting 12.1%, Base Building 11.6%, Open World 9.2%, Sandbox 8.4%

  10. #10 Submarine Terror
    90% 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 43.1%, Underwater 30.7%, Open World 10%, Realistic 4.5%, Atmospheric 3.5%

  11. #11 Sunken Seeker
    89% 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 41.1%, Underwater 37.6%, Exploration 7.7%, First-Person 5.2%, Adventure 2.9%

  12. #12 Ocean Pressure
    89% 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 35.6%, Underwater 30.2%, Open World 8.7%, Exploration 6%, Choices Matter 5.3%

  13. #13 Under A New Sun
    88% matchMostly Positive76% of 391 reviews2023
    Dev: New Horizon Games
    Windows

    While searching for a new home, an unexpected failure in your ship has left you stranded on a planet surprisingly similar to Earth. Discover a vast open world, hunt for food, develop technologies, and build yourself a new home to survive!

    Why similar: Underwater 22.8%, Open World 13%, Crafting 12.9%, Base Building 11.2%, Survival 7.5%

  14. #14 Project AlbatrOS
    87% matchNo user reviews
    Dev: DiSolve Studios
    Windows

    Take on the role of an underwater reef explorer, find a way to save the corals from extinction. Dive into the colorful waters of Water, explore and admire the local reef, explore the mystery of the island. Gather resources to create your own bases in order your survival.

    Why similar: Underwater 33.8%, Base Building 13.6%, Crafting 10%, Open World 9.4%, Sandbox 8.5%

  15. #15 ARTDINK GAME LOG: Aquanaut's Holiday
    86% match2 user reviews100% of 4 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 34.7%, Underwater 33.1%, Sandbox 9.8%, Exploration 7.7%, Open World 7.4%

  16. #16 Full Fathom
    86% 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 32.6%, Underwater 27.6%, Open World 9.7%, Post-apocalyptic 9.3%, Exploration 5%

  17. #17 Burn Depth
    85% matchNo user reviews
    Dev: Luke Van Zandt
    Windows

    Burn Depth is an tense, underwater, horror exploration game. Find a path through a dangerous and unexplored area of the ocean filled with menacing creatures. Manage your vessel's resources, survive the dive, and uncover the mysteries beneath the sea floor.

    Why similar: Submarine 32.9%, Underwater 30.3%, Post-apocalyptic 12.3%, Choices Matter 4.7%, Action-Adventure 4.6%

  18. #18 Europa One
    84% matchPositive100% of 14 reviews2023
    Dev: Wicked Rooster
    Windows

    Explore the ice-encrusted ocean of Jupiter's moon Europa.

    Why similar: Submarine 37.4%, Underwater 31.8%, Open World 10.1%, Exploration 6.2%, Atmospheric 3.4%

  19. #19 The Abyss Below
    82% matchMostly Positive77% of 35 reviews2026
    Dev: Broken RelayPub: PostHuman Interactive
    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 40.9%, Underwater 38.5%, Exploration 8%, First-Person 4.8%, 3D 2.9%

  20. #20 ABYSS - 9
    84% 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 35.8%, Underwater 32.8%, Dystopian 10.7%, Action-Adventure 4.7%, Exploration 4.4%

  21. #21 Broken World
    83% matchMixed63% of 38 reviews2024
    Dev: Hunt Studio
    Windows

    "Broken World" is an exciting post-apocalyptic low-poly game where players have to survive in a world overrun by zombies and chaos. Build and strengthen your shelters, fight various threats and explore a dangerous world full of secrets and dangers.

    Why similar: Post-apocalyptic 14.8%, Open World 14.7%, Crafting 13.9%, Base Building 13.3%, Sandbox 10.1%

  22. #22 Voice of the Ocean
    82% matchPositive83% of 42 reviews2025
    Dev: Pablo Mata GámezPub: Hogeschool West-Vlaanderen
    Windows

    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 37.6%, Underwater 24.7%, Post-apocalyptic 16.2%, Exploration 8.4%, Action-Adventure 7.3%

  23. #23 A Silent Desolation
    81% matchNo user reviews
    Dev: SHK Interactive
    Windows

    Stranded on post-apocalyptic Earth centuries after humanity's exodus, "A Silent Desolation" is a solo survival game developed by one person. Face dangers, craft, explore, and uncover secrets while repairing a shuttle base to escape.

    Why similar: Post-apocalyptic 15.4%, Base Building 13.6%, Open World 13.6%, Crafting 12.9%, Sandbox 9.7%

  24. #24 Pakicetus Redux
    81% matchPositive80% of 15 reviews2025
    Dev: Polymorphic Games
    Windows · Mac · Linux

    In deep-sea action-adventure game Pakicetus Redux, take command, choose your mission, and lead the escort submarine Salvation along a seafloor rift. Balance resource collection, upgrades, and the fate of human civilization as you battle an emerging enemy bent on stopping your search for a new home.

    Why similar: Submarine 27.1%, Underwater 25.6%, Post-apocalyptic 10%, Base Building 7.5%, Futuristic 6.7%

  25. #25 Killer Depths
    80% 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 39.5%, Underwater 32.6%, Dystopian 8.9%, Realistic 6.5%, First-Person 4.4%

  26. #26 Under The Waves
    79% matchMostly Positive78% of 1,979 reviews2023
    Dev: Parallel StudioPub: Spotlight by Quantic Dream
    Windows
    Median: 2.6 hrsMean: 21.1 hrs≥1hr: 71%

    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 47.2%, Submarine 30.4%, Exploration 8.3%, Adventure 5.1%, Atmospheric 4.4%

  27. #27 Sea Warden
    79% matchNo user reviews2026
    Dev: Alcedo Games
    Windows

    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 25.6%, Open World 15.3%, Crafting 14.7%, Survival 10%, Building 7.6%

  28. #28 7821 Akuji
    78% 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 42.7%, Underwater 34.5%, Dystopian 8.8%, First-Person 4%, Realistic 3.7%

  29. #29 Nuclear Winter
    78% matchNo user reviews
    Dev: PRODUKTIVKELLER Studios
    Windows

    After years of living underground in the safe zone you return to what is left of a once-thriving city after a nuclear war. Learn to avoid the radiation, scavenge for resources, craft tools and build shelter in this first person dystopia simulator.

    Why similar: Post-apocalyptic 15.7%, Crafting 15.3%, Dystopian 13.9%, Building 8.6%, Survival 8.2%

  30. #30 DREADZONE
    77% matchMixed51% of 1,197 reviews2025
    Dev: Eshed
    Windows

    Dreadzone is a survival game set in a deadly quarantine zone. Scavenge for resources, craft tools, build shelter, and survive against dangerous animals, zombies, mutants, and other survivors. Explore the zone where desperation drives everyone to do whatever it takes to survive.

    Why similar: Base Building 14.9%, Open World 14.4%, Crafting 14.1%, Post-apocalyptic 14%, Survival 8.3%

  31. #31 Survival: Fountain of Youth
    77% matchVery Positive85% of 4,411 reviews2024
    Dev: Odinsoft Inc.Pub: Twin Sails Interactive
    Windows
    Median: 3.2 hrsMean: 18.6 hrs≥1hr: 75%

    Survival: Fountain of Youth is a challenging single-player open-world adventure game set on the Caribbean islands. Survive as a shipwrecked 16th-century explorer, craft tools and shelter, and uncover the secrets of both an ancient civilization and your own fate.

    Why similar: Underwater 22.5%, Base Building 13.4%, Crafting 12.5%, Open World 9.6%, Survival 7.3%

  32. #32 Flash Diving
    75% matchMostly Positive72% of 29 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 38.9%, Underwater 37.1%, Dystopian 13.2%, Atmospheric 4.3%, Adventure 2.5%

  33. #33 Sea Scraps
    76% matchNo user reviews
    Dev: Scrapworks Games
    Windows

    After a catastrophic event flooded the Earth, the remnants of humanity are left adrift on an endless ocean. With nothing but scraps of the old world floating across the waves, survivors must scavenge, build, and fight to stay alive in this vast water-covered wasteland.

    Why similar: Underwater 30.2%, Base Building 17.6%, Crafting 15.8%, Open World 11%, Survival 8.3%

  34. #34 HORDE Survival
    76% matchMostly Negative29% of 28 reviews2023
    Dev: WDS Games
    Windows

    See yourself stuck in the middle of an ever growing virus epidemic. Find or craft weapons and tools to fight against the living and the dead. Build a safe place to survive in this cruel, apocalyptic world.

    Why similar: Base Building 16.3%, Post-apocalyptic 15.9%, Crafting 15.8%, Open World 15.6%, Building 8.6%

  35. #35 Red Frost
    74% matchNo user reviews
    Dev: DRAGO entertainment
    Windows · Mac

    A story-driven, first person perspective, post-apocalyptic survival adventure set in the rough winter climates of last century’s Russia.

    Why similar: Post-apocalyptic 16.2%, Crafting 14.2%, Open World 13.4%, Survival 8.6%, Sandbox 8.5%

  36. #36 Project Castaway
    72% matchMixed66% of 1,785 reviews2026
    Dev: Mardonpol Inc.
    Windows · Linux
    Median: 3.1 hrsMean: 8.2 hrs≥1hr: 72%

    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 26.5%, Base Building 11.4%, Open World 10.9%, Crafting 9.9%, Sandbox 8.5%

  37. #37 Lost Zone: Survival
    74% matchNo user reviews2027
    Dev: Ykn Studio
    Windows

    Lost Zone: Survival ,Survive in a vast open world by battling harsh conditions, hunger, and unknown threats. Explore with friends, gather resources, fish, farm, and craft tools to stay alive. Beware of other players who can steal your hard-earned loot. Only the strongest will survive!

    Why similar: Crafting 14.8%, Base Building 14.3%, Post-apocalyptic 13.4%, Open World 13.2%, Building 8.1%

  38. #38 Underwater World - Idle Desktop Colony Building Simulator
    75% matchMixed65% of 23 reviews2022
    Dev: Overlay Games
    Windows

    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 30.3%, Submarine 26.1%, Base Building 12%, Post-apocalyptic 7.5%, Building 5.9%

  39. #39 Unknown Seas
    73% matchNo user reviews
    Dev: RobinPub: Ragnox
    Windows

    Explore the unknown procedurally-generated world of islands and seas. Fight enemies, farm materials, craft equipment, build your base, slay bosses and level up your character. Conquer the unknown with your friends.

    Why similar: Underwater 23.5%, Crafting 13.2%, Base Building 13%, Open World 9.7%, Sandbox 8.1%

  40. #40 King of Sweets
    73% matchNo user reviews
    Dev: Bearded Games
    Windows

    Survival game in endless sea wastes where you have to bulid your fortress and fight against sea monsters and other players.

    Why similar: Underwater 25.8%, Post-apocalyptic 14.5%, Open World 13.1%, Crafting 10.9%, Base Building 10.8%

  41. #41 Insiders
    73% matchMostly Positive79% of 47 reviews2021
    Dev: ANG People s.r.o.
    Windows

    Welcome to the dangerous micro world hidden inside the human body. Pilot an advanced microship through the bloodstream, brain and kidneys. Mine resources, fight microbes, craft ship modules and weapons, build bases, discover new microorganisms and find a cure for cancer. Don’t get eaten!

    Why similar: Submarine 27.9%, Underwater 23.3%, Crafting 10.6%, Open World 9.9%, Base Building 9.6%

  42. #42 Rusted Sea
    71% match2 user reviews0% of 2 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: Underwater 33.2%, Submarine 32.2%, Post-apocalyptic 15.5%, Action-Adventure 6.4%, Exploration 5.8%

  43. #43 KAI
    71% matchNo user reviews2026
    Dev: Dandelion
    Windows · Linux

    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 29.8%, Underwater 28.6%, Dystopian 12.5%, Open World 10.1%, Exploration 5.2%

  44. #44 Deep Diving Adventures 2
    70% matchNo user reviews
    Dev: Salient GamesPub: Ultimate Games S.A.
    Windows

    Dive deeper than ever before! Search for Atlantis across 8 unique global locations. Manage your oxygen, breach the surface to plan your next move, and use dynamite or underwater robots to carve your path. Discover over 50 marine species in this immersive diving adventure.

    Why similar: Underwater 54.3%, Exploration 8.9%, Choices Matter 8.5%, Open World 7%, Atmospheric 6.1%

  45. #45 Tides of Despair
    71% matchMixed42% of 19 reviews2023
    Dev: Survival Poly Games
    Windows

    After a shipwreck, you are one of the survivors. To Survive you will need to fight for your life.

    Why similar: Base Building 18.4%, Crafting 17.3%, Open World 16.3%, Building 10%, Survival 9.6%

  46. #46 Submarine VR
    72% 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 50%, Underwater 25.7%, Open World 8.8%, Exploration 6.4%, Realistic 4.3%

  47. #47 Painland
    70% matchNo user reviews
    Dev: Moonday Games
    Windows

    PAINLAND is a world where AI has taken control of Earth and sees humans as a threat. Fight to survive as a resistance soldier. Explore the ruins of a fallen civilization, craft, hack and fight autonomous machines, alone or with friends. In this world, encountering a machine means death.

    Why similar: Open World 16.2%, Post-apocalyptic 13.2%, Crafting 10.9%, Base Building 10.3%, Survival 10.1%

  48. #48 Ice Moon Odyssey
    69% matchNo user reviews
    Dev: Game Quest Studios
    Windows

    Join the expedition! Explore the icy depths of Glacialis - a newly discovered moon of Neptune. Discover, collect, and survive.

    Why similar: Submarine 32%, Underwater 27.9%, Crafting 11.4%, Open World 10.2%, Survival 5.5%

  49. #49 Dark of the Depths
    69% matchNo user reviews
    Dev: GhastlyVastlyPub: 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 38.4%, Underwater 35.8%, Exploration 8.6%, Open World 7.1%, First-Person 3.3%

  50. #50 Thalassophobia
    68% 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 54%, Underwater 40.2%, 3D 3%, Atmospheric 2.7%

  51. #51 Anchor
    68% matchNo user reviews2027
    Dev: Fearem
    Windows

    Anchor is a large-scale underwater multiplayer survival game. Build your base, craft tools and weapons, explore, loot and prepare for battle. Every player is a potential threat in a persistent world where bases can be raided, alliances broken, and the ocean itself hunts you.

    Why similar: Underwater 31.8%, Crafting 12.6%, Base Building 11.8%, Open World 11.3%, Sandbox 7.5%

  52. #52 ManaWeaver
    68% matchNo user reviews2026
    Dev: BadgerHub Studio
    Windows · Mac

    A fantasy open-world terraforming and crafting adventure. Survive, gather resources, and harness magic to build your home. Construct mystical machines to purify the curse and restore life to the realm. Uncover history as you reshape the world around you.

    Why similar: Crafting 14.7%, Open World 14.6%, Base Building 14.3%, Post-apocalyptic 11.4%, Sandbox 10.6%

  53. #53 CRUSH DEPTH
    66% matchVery Positive98% of 66 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: Underwater 38.3%, Submarine 37.3%, Exploration 6.4%, Action-Adventure 5.9%, First-Person 4.8%

  54. #54 Big Fish
    67% match4 user reviews25% of 4 reviews2025
    Dev: TOQ Games
    Windows

    Explore an underwater dystopian graveyard of giant creatures that once swam the seas. Eat your way to the top of the food chain and grow into a powerful creature of the deep in order to restore an ancient technology and save the ocean from the sunken city's pollution.

    Why similar: Submarine 30.5%, Underwater 25.6%, Post-apocalyptic 12.8%, Dystopian 12%, Open World 9.1%

  55. #55 Cave Dive
    67% 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 35.3%, Underwater 27.7%, Action-Adventure 9.5%, Exploration 8.7%, First-Person 5.7%

  56. #56 Discoveries of the Deep
    70% 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: Underwater 43.6%, Submarine 42.8%, Exploration 7.3%, Realistic 3.6%, Atmospheric 2.6%

  57. #57 Iron Lung
    67% matchVery Positive92% of 10,973 reviews2022
    Dev: David Szymanski
    Windows
    Median: 1.5 hrsMean: 2.1 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 41.3%, Underwater 34.7%, Dystopian 7.8%, Atmospheric 4.6%, First-Person 4.3%

  58. #58 Gone: Survival
    69% matchMixed44% of 312 reviews2020
    Dev: Coden StudioPub: Conglomerate 5
    Windows
    Median: 3.1 hrsMean: 4.2 hrs≥1hr: 89%

    Gone Survival is a first-person survival game for one player. Where you have many opportunities and a completely open world

    Why similar: Post-apocalyptic 17.2%, Crafting 14.8%, Base Building 13.8%, Open World 12.2%, Sandbox 9%

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Games Like Sonorous | Deep Down Below

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