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Games Like Euphausia superba: The Antarctic Krill

60+ similar titles based on shared tags and player behavior. Themes include Underwater, Casual, Singleplayer, Exploration.

Euphausia superba: The Antarctic Krill header art

Swim, let yourself carried with ocean currents, and search for phytoplankton alongside krill, a small crustacean. Guide a krill on a fascinating journey to reach the ice floe in this relaxing, interactive wildlife documentary.

Reviews: No user reviews — 50%
Released: 2026
Developer: Ruru Owl Interactive
Genres: Adventure, Casual, Indie, Free To Play
Platforms: Windows, Mac

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  1. #1 A Home Below
    97% matchNo user reviews
    Dev: Hermit House
    Windows

    For a hermit crab, it’s difficult to find a place you can call home. Explore a large, underwater house, searching for a real seashell. Meet creatures and discover long buried secrets in this third-person, atmospheric adventure.

    Why similar: Underwater 47.2%, Nature 9.6%, Exploration 8.1%, Relaxing 7.7%, Atmospheric 5.4%

  2. #2 DRENCHED
    96% matchNo user reviews2026
    Dev: Softblock Studios
    Windows · Mac

    Drenched is a 3D exploration adventure where a burned-out artist, Brie, becomes a fish. Switch between two characters, and traverse two mirrored worlds to uncover her story. Splash puddles on the surface and blow bubbles underwater to explore, solve puzzles, and reconnect her past and present.

    Why similar: Underwater 36.6%, Cozy 14.8%, Relaxing 11.3%, Exploration 10.3%, Adventure 7.4%

  3. #3 Diving Bear
    96% matchNo user reviews
    Dev: VaragtP
    Windows

    Play as a bear diving underwater to explore the ocean’s depths. Collect shells, plants, treasures, and other valuable items from the underwater world. Use your finds to upgrade your gear, allowing you to dive deeper. The deeper you go, the more secrets and hidden places you can discover.

    Why similar: Underwater 59.9%, Casual 7.6%, Adventure 6.1%, Exploration 5.6%, Cute 4.4%

  4. #4 Invincible Fins
    95% match2 user reviews100% of 2 reviews2021
    Dev: Reggelente
    Windows

    A game recommended for younger kids. You control a little fish that just got back to the ocean from a thrown away aquarium. Explore the colorful underwater world, collect treasures, avoid dangers and find your new home.

    Why similar: Underwater 57.8%, Exploration 9.1%, Nature 8.6%, Adventure 8.2%, Cute 7.9%

  5. #5 Beyond Blue
    94% 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 72.5%, Exploration 8.2%, Adventure 4.8%, Nature 4%, Indie 2.9%

  6. #6 planktOs
    94% 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 48.3%, Relaxing 10.5%, Nature 9.3%, Exploration 7.6%, Atmospheric 5%

  7. #7 ABZU
    93% matchVery Positive93% of 27,307 reviews2016
    Dev: Giant SquidPub: 505 Games
    Windows
    Median: 2.6 hrsMean: 5.3 hrs≥1hr: 80%

    From the art director of Journey®, ABZÛ is a beautiful underwater adventure that evokes the dream of diving. Immerse yourself in a vibrant hidden world bursting with color and life as you descend into the heart of the ocean. But beware as you swim deeper as dangers lurk in the depths.

    Why similar: Underwater 55.5%, Relaxing 16.4%, Exploration 8%, Atmospheric 6.8%, Colorful 3.6%

  8. #8 GO with the FLOW
    92% matchNo user reviews2021
    Dev: Y-Square Games G.K.
    Windows

    Let's follow the flow and head to our friends!It's a never-ending side-scrolling relaxing action game where you push buttons and keys to little swim, recover strength, and head to fellow jellyfish while go with the flow of the sea.

    Why similar: Underwater 57.6%, Casual 12.1%, Nature 8.4%, Relaxing 8.1%, Exploration 5.8%

  9. #9 Loddlenaut
    89% matchOverwhelmingly Positive98% of 5,779 reviews2023
    Dev: Moon LagoonPub: Secret Mode
    Windows · Mac
    Median: 3.7 hrsMean: 5.9 hrs≥1hr: 89%

    Play as an interstellar custodian sent to clean up a polluted ocean planet. Pick up trash, explore the vibrant waters, and take care of axolotl-like alien creatures!

    Why similar: Underwater 49.4%, Cozy 13.5%, Relaxing 10.5%, Cute 6.7%, Exploration 5.1%

  10. #10 Otterly Lost
    90% matchNo user reviews2026
    Dev: Soulworks Interactive
    Windows

    Play as Otto, a curious sea otter swept far from home. In this story-rich adventure, explore wild forests, dive underwater, glide over rocky canyons, and climb your way back. Meet friendly animals, complete heartfelt quests, and enjoy soft challenges, at your own pace!

    Why similar: Underwater 44.9%, Cozy 13.1%, Nature 8.7%, Relaxing 8%, Cute 6.6%

  11. #11 Deep Diving Simulator
    91% matchMixed64% of 105 reviews2019
    Dev: Jujubee S.A.Pub: Salient Games
    Windows
    Median: 3.5 hrsMean: 5.5 hrs≥1hr: 87%

    Submerge yourself in one of the most immersive diving simulators to date. Gather your gear, choose your diving spot and discover what lies beneath the surface as you venture deep into the unknown.

    Why similar: Underwater 55.5%, Nature 13%, Relaxing 12%, Exploration 7.7%, Casual 4.8%

  12. #12 Bepuzzled Jigsaw Puzzle: Aquatic
    91% matchNo user reviews2019
    Dev: Team SpikkeeePub: Spikkeee
    Windows · Mac · Linux

    103 Jigsaw Puzzles of underwater and marine awesome! Three sizes of puzzle: 8 x 8 = 64 pieces 16 x 16 = 128 pieces 32 x 32 = 1024 pieces Timer and hints What great value!

    Why similar: Underwater 68.3%, Casual 21.4%, Cute 10.4%

  13. #13 Whale Singer: Rise of the Leviathan
    89% matchNo user reviews
    Dev: Telescope Game Studios
    Windows

    Play as a majestic humpback whale in a musical adventure where ancient songs hold the power to face an ominous threat destroying the oceans. Master ancestral melodies, explore stunning underwater realms, purify corrupted waters, and uncover the truth behind the Leviathan.

    Why similar: Underwater 52.3%, Relaxing 12.6%, Exploration 11.1%, Casual 6.9%, Linear 4.5%

  14. #14 Shimmer
    88% matchNo user reviews
    Dev: OctojellyGames
    Windows

    Play as an adorable dolphin trying to make a difference in there small polluted village, filled with characters who are a little worn down, but your doing your best to make things a bit better.

    Why similar: Underwater 22.1%, Nature 16%, Relaxing 11.8%, Casual 11.5%, Exploration 10.5%

  15. #15 Sammy The Sharky
    87% matchPositive100% of 14 reviews2025
    Dev: Dan's Games
    Windows

    Dodge, dive, and survive as you move fish to escape the hungry shark and compete for the highest score on the global leaderboard.

    Why similar: Underwater 46.6%, Nature 16.8%, Casual 15.3%, Relaxing 11.6%, Atmospheric 7.4%

  16. #16 Bahamut and the Waqwaq Tree
    86% matchVery Positive98% of 93 reviews2025
    Dev: Starvania StudioPub: Soft Source
    Windows

    Discover a once-thriving ocean, now tainted by enigmatic dark entities. Your quest: decipher the mystery and rekindle the ocean's radiant light.

    Why similar: Underwater 42.2%, Narrative 15.4%, Emotional 7.8%, Cute 6.6%, Exploration 5.6%

  17. #17 City Of Corals
    86% matchNo user reviews
    Dev: Sea Bunny Stories
    Windows

    Save the coral reef city in this cute tiny adventure game! Meet the colourful residents of this underwater city, explore the streets, befriend different species of fish and help them restore the corals to their former glory!

    Why similar: Underwater 49.2%, Nature 13.6%, Exploration 8%, Relaxing 7.6%, Cute 7.2%

  18. #18 #7-J5Z: The Driftwood Experiment
    85% matchPositive84% of 25 reviews2025
    Dev: Andrew "VAGRIENT" BrayPub: Andrew VAGRIENT Bray
    Windows

    A simple and short cozy game where you play as an unusual robot, exploring an underwater cave system.

    Why similar: Underwater 51.6%, Relaxing 10.8%, Nature 10.6%, Exploration 8%, Casual 6.2%

  19. #19 The Littlest Fry
    84% matchPositive92% of 12 reviews2024
    Dev: Finnish FriesPub: Ahlman Games
    Windows

    You are a small goldfish who has to protect a youngling while discovering how unforgiving the ponds in the wilderness are. Your objective is to defend a baby fish from predators while out maneuvering them while evading other obstacles that may be in your way while searching for safer waters.

    Why similar: Underwater 65.3%, Nature 9.6%, Cute 8.2%, Casual 7.1%, Adventure 6.5%

  20. #20 SETTRIS
    84% matchPositive95% of 22 reviews2023
    Dev: Zoo Corporation
    Windows

    "SETTRIS" is a block-placement puzzle game in which players place pieces in the empty squares on the puzzle board, and fill all empty squares to clear the board.

    Why similar: Underwater 42%, Casual 13.4%, Relaxing 11.1%, Nature 10.2%, Cute 9.4%

  21. #21 Under The Waves
    82% 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 65.2%, Exploration 9.3%, Adventure 7.2%, Atmospheric 5.4%, Narrative 5.2%

  22. #22 Puffer Pop
    83% match2 user reviews100% of 2 reviews2023
    Dev: Mountain Peke Games
    Windows

    Puffer Pop is a short puzzle game about saving a pufferfish from the sharks that chase her. Eat bubbles, inflate, and turn the tides on those that would eat you, all while relaxing to calming sound of ocean waves.

    Why similar: Underwater 72.2%, Casual 9.7%, Relaxing 9.7%, Indie 4.6%, Cute 3%

  23. #23 Wavekin
    80% matchPositive100% of 16 reviews2026
    Dev: La Folie Studio
    Windows

    Wavekin is a top-down contemplative metroidvania with no combat, in which you explore the ocean, discover its secrets, and sing to control creatures. You are a hatchling, tasked with finding out what happened to your species. Use your voice to open up the way, and restore balance to the ocean.

    Why similar: Underwater 56%, Relaxing 10.6%, Cute 7.9%, Exploration 6.8%, Atmospheric 5.1%

  24. #24 DeepBubbles
    81% match5 user reviews83% of 6 reviews2025
    Dev: BubblesPark
    Windows

    A dreamy idle aquarium game set in the deep sea, where players collect, feed, and evolve a variety of fish to build their own underwater paradise. Tap bubbles to release food, attract fish, complete tasks, and relax in a soothing aquatic world.

    Why similar: Underwater 72.3%, Casual 11.3%, Cute 7.1%, Colorful 5.2%, Indie 2.2%

  25. #25 Plasticalypse - Submarine Adventures
    82% 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 51.6%, Relaxing 9.8%, Nature 9.2%, Exploration 8%, Atmospheric 5.2%

  26. #26 Mythic Ocean
    81% matchVery Positive93% of 169 reviews2020
    Dev: Paralune LLCPub: Untold Tales
    Windows
    Median: 2.0 hrsMean: 21.9 hrs≥1hr: 56%

    Teach the gods to create a better universe - or mess it all up in Mythic Ocean, a narrative exploration game where your choices shape the fate of the cosmos.

    Why similar: Underwater 67.9%, Adventure 11.7%, Indie 8.2%, Exploration 7.1%, Atmospheric 5.2%

  27. #27 Zen Aquarium
    78% matchVery Positive95% of 287 reviews2025
    Dev: Astro Cat
    Windows · Mac

    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 48.1%, Cozy 16.5%, Nature 10.4%, Relaxing 10.3%, Colorful 4.5%

  28. #28 The Edge of Water
    79% matchNo user reviews
    Dev: BigMood
    Windows

    An adventure game about a girl leading her floating village on the course of a great fish migration. Herd sea creatures, protect them from danger, and surf across both beautiful scenery and troubled waters.

    Why similar: Underwater 37%, Narrative 11.2%, Nature 10.3%, Relaxing 8.2%, Emotional 6.4%

  29. #29 Deep Diving Adventures 2
    79% 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 74%, Exploration 9.9%, Atmospheric 7.3%, Adventure 5.4%, Indie 2.9%

  30. #30 Merrow: Eternal Realms
    78% matchNo user reviews
    Dev: Lost Crow Games
    Windows

    Play as a mermaid (merfolk) in a cozy life simulation set in a magical underwater world. Explore unique ocean realms, heal blight, recruit NPCs and sea creatures, and rebuild an ancient merfolk kingdom in ruins. Discover secrets, complete quests, and grow your sanctuary.

    Why similar: Underwater 51.7%, Relaxing 12.5%, Exploration 7.6%, Cute 6.2%, Colorful 5%

  31. #31 DrainSim
    76% matchVery Positive92% of 1,710 reviews2026
    Dev: CodePeas
    Windows
    Median: 6.2 hrsMean: 8.1 hrs≥1hr: 84%

    Dive into DrainSim and seize control of the floods! Clear the city's submerged streets, with a huge range of different tools from rakes to submersible pumps. Embrace the satisfaction of restoring the water flow. Become the city's hero, one drain at a time.

    Why similar: Underwater 45.1%, Relaxing 12.9%, Cozy 11.4%, Nature 10.5%, Casual 6.6%

  32. #32 Wonders of the Deep
    76% match2 user reviews100% of 2 reviews2025
    Dev: Salty Water
    Windows

    Wonders of the Deep is a third-person underwater exploration adventure with puzzles, marine wildlife, and diving mechanics in a mysterious world.

    Why similar: Underwater 57.4%, Exploration 10.1%, Nature 10.1%, Adventure 9.7%, Atmospheric 4.7%

  33. #33 Among Ripples
    77% matchMixed68% of 1,446 reviews2015
    Dev: Eat Create Sleep
    Windows · Mac · Linux
    Median: 18 minMean: 4.8 hrs≥1hr: 18%

    Control a pond's ecosystem; experiment with what you can do and see what happens. Among Ripples is a meditative ecosystem management simulator; you add different creatures to the pond and see how they interact.

    Why similar: Underwater 50.2%, Relaxing 13.4%, Nature 12.4%, Casual 8.9%, Atmospheric 5%

  34. #34 Whale Cleaner
    75% matchNo user reviews2026
    Dev: SunStride Games
    Windows

    A massive whale named Mr. Blue has pulled into your deep-sea station — and he's filthy! Scrape off barnacles, peel away toxic jellyfish, and get him spotless before your grumpy Boss, Mr. Claw, docks your pay! A relaxing cleaning experience in an atmospheric bio-industrial underwater world.

    Why similar: Underwater 41.3%, Casual 11.6%, Relaxing 10.9%, Cozy 8.1%, Cute 7.7%

  35. #35 Fantastic Fishing
    77% matchMixed50% of 14 reviews2020
    Dev: The Periodic Group
    Windows

    Explore a vast underwater world populated by a huge variety of fish and aquatic creatures. Catch them and sell them to upgrade your submarine and dive deeper. But what lurks at the bottom of sea?

    Why similar: Underwater 49.2%, Casual 19.1%, Adventure 14.1%, Indie 9.8%, Exploration 6.8%

  36. #36 Splash Divers
    75% matchNo user reviews
    Dev: TinyMo GAMES
    Windows

    Immerse yourself in an unforgettable diving vacation! Break free from the limits of air supply and dive into the beauty of the ocean and its incredible marine life. Build your own personalized ocean encyclopedia, make friends with a diverse cast of dive buddies, and savor these moments of leisure.

    Why similar: Underwater 40.1%, Cozy 16%, Nature 10.2%, Relaxing 9.9%, Cute 6.3%

  37. #37 Whale Fall
    74% matchNo user reviews
    Dev: FumaYamane
    Windows

    『Whale Fall』is a single-player game in which you journey through a magnificent ocean world while controlling a variety of sea creatures.

    Why similar: Underwater 58.3%, Nature 14.3%, Cinematic 8.8%, Adventure 5.3%, Relaxing 4.7%

  38. #38 Seasick
    73% matchNo user reviews
    Dev: Khitori Studio
    Windows · Mac · Linux

    Assume the role of marine life in this casual turn-based strategy game and overcome the ultimate danger, pollution and climate change. Will you evolve and adapt to the new harsh conditions or will your ecosystem wither and become extinct?

    Why similar: Underwater 56.2%, Nature 15.2%, Relaxing 10.9%, Cute 6.9%, Casual 6.7%

  39. #39 Ocean Pop! : Calypso Collision
    72% match8 user reviews100% of 8 reviews2026
    Dev: circyn software
    Windows

    Merge cute underwater creatures together in this physics-based puzzle game. Can you complete the sequence to get to the Whale Shark? Can you merge two Whale Sharks? Travel to the ocean floor for a relaxing game with an upbeat calypso soundtrack and test your skills!

    Why similar: Underwater 53.9%, Relaxing 13.2%, Nature 9.7%, Cute 9.1%, Colorful 5.8%

  40. #40 Pull Out! Spotted Garden Eels
    73% matchNo user reviews
    Dev: N-SEED GAMES
    Windows

    Pulling out garden eels — it's a dream everyone must have had at least once. That dream comes true in this game! It's a single-player action game where you pull out adorable garden eels.

    Why similar: Underwater 70%, Casual 16.1%, Cute 12.8%, Singleplayer 1.2%

  41. #41 To The Deep
    73% matchNo user reviews2026
    Dev: kay56
    Windows

    Dive into a surreal deep sea dream. Survive by devouring and evolving, and encounter a cast of strange, mysterious companions. Explore, upgrade, and uncover the "truth" hidden beneath the beautiful waves. This is more than an adventure—it is a dimension-breaking dive to the deep.

    Why similar: Underwater 68.4%, Exploration 8.6%, Adventure 7.4%, Nature 7.2%, Atmospheric 4.2%

  42. #42 Pixel Game Maker Series Fish Tornado
    74% match1 user reviews100% of 1 reviews2022
    Dev: Gotcha Gotcha Games
    Windows

    A simple action game that all you need is your left stick! Turn your fish into a giant swarm and take down your enemies!

    Why similar: Underwater 56.7%, Nature 14.1%, Relaxing 10.5%, Cute 7.8%, Casual 7.6%

  43. #43 Eat Fish, Get Achievements
    72% matchPositive94% of 32 reviews2022
    Dev: DaSticks
    Windows

    Eat Fish, Get Achievements is a relaxing arcade-style game where you eat fish and unlock new playable characters. The game involves moving around a 2d environment and eating smaller fish than yourself. Some fish have abilities and some change the rules of the game. Get achievements and high scores!

    Why similar: Underwater 71.3%, Relaxing 12.3%, Casual 7.4%, Atmospheric 3.4%, Choose Your Own Adventure 3.2%

  44. #44 Ami's Pearl Dive
    71% matchNo user reviews
    Dev: Soepkip Studio
    Windows · Linux

    Ami's Pearl Dive is a quaint underwater adventure game developed for the Game Boy Color! Help Ami dive deeper to find her missing mermaid friend, collect pearls and meet interesting faces along the way!

    Why similar: Underwater 69.7%, Exploration 11.8%, Relaxing 10.1%, Adventure 6%, Indie 1.7%

  45. #45 Piscirazzi: Fish Photo Shooter
    71% match3 user reviews100% of 3 reviews2023
    Dev: Ben Flavell
    Windows · Mac

    Dive into Piscirazzi, an underwater photography roguelite! Take photos of exotic fish and choose upgrades to enhance your camera. Then review your stunning photos to improve your photography skills. Can you snap them all?

    Why similar: Underwater 58.8%, Relaxing 13.1%, Casual 7.1%, Exploration 6.1%, Adventure 4.8%

  46. #46 Aery - Calm Mind 2
    71% matchPositive93% of 30 reviews2022
    Dev: EpiXR Games UG
    Windows

    Calm down from the hassle of your daily life, experience the feeling of flying, and immerse yourself into beautiful and atmospheric landscapes.

    Why similar: Underwater 32.3%, Relaxing 20.9%, Casual 13%, Exploration 10.8%, Nature 9.5%

  47. #47 Cozy Littlequarium
    68% matchPositive93% of 30 reviews2025
    Dev: Bloom Effect Studios
    Windows

    Cozy Littlequarium is a relaxing aquarium simulator that sits at the bottom of your screen! Take care, breed them, collect and decorate!

    Why similar: Underwater 37.4%, Cozy 20%, Relaxing 11.3%, Nature 9%, Cute 8.4%

  48. #48 Lumara
    69% matchNo user reviews
    Dev: Fabrizio Spadaro
    Windows · Mac

    Descend into a corrupted abyss as a light-wielding anglerfish in this haunting deep-sea adventure. Evade deadly predators, solve physics-based puzzles, uncover forgotten knowledge, and use your light to push back shadows and restore what was lost.

    Why similar: Underwater 63.7%, Nature 12.4%, Exploration 8.3%, Atmospheric 7.3%, Adventure 5.1%

  49. #49 Adorable Adventures
    66% matchVery Positive92% of 568 reviews2026
    Dev: Wild Sheep StudioPub: PQube
    Windows

    Play as Boris, a curious baby boar who must learn how to use his nose to reunite with his family after a forest fire. Explore beautiful landscapes, track scents, and uncover secrets as you slowly reconnect with nature in this cozy animal adventure.

    Why similar: Relaxing 17.8%, Exploration 12.2%, Nature 12%, Cute 11%, Cozy 10.8%

  50. #50 Evotales
    69% match5 user reviews40% of 5 reviews2023
    Dev: TwistedNail
    Windows

    Evotales is a puzzle-platformer about our gilled ancestor who decided to lead the rise of mankind

    Why similar: Underwater 59.9%, Nature 14.6%, Colorful 5.6%, Cute 5.2%, Adventure 4.9%

  51. #51 GRAV Fishing
    68% matchNo user reviews
    Dev: Shatterproof Games LTD
    Windows · Mac

    Catch cosmic fish drifting in orbit with your gravity beam while exploring an open-ocean planet.

    Why similar: Underwater 39.2%, Cozy 16.6%, Relaxing 10.4%, Nature 9.8%, Exploration 7.2%

  52. #52 Atlantis: Pearls of the Deep
    70% matchVery Positive86% of 79 reviews2016
    Dev: Alder GamesPub: Legacy Games
    Windows
    Median: 3.2 hrsMean: 5.0 hrs≥1hr: 95%

    Save Atlantis in this unique physics-based Match-3 game!

    Why similar: Underwater 60.8%, Casual 17.1%, Relaxing 13.9%, Indie 8.2%

  53. #53 Pearls of the Oceans
    70% match1 user reviews100% of 1 reviews2021
    Dev: Group Launch Inc.Booster Play
    Windows

    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 51.4%, Nature 12.5%, Exploration 7%, Colorful 6.2%, Cute 6.1%

  54. #54 Cavernreach
    67% matchNo user reviews2026
    Dev: Deep Rock Games
    Windows

    A first-person, story driven, cave exploration experience where a routine expedition turns into something far more complex as you descend into the unknown.

    Why similar: Underwater 40.2%, Narrative 15.7%, Relaxing 9.7%, Exploration 8.4%, Nature 8.3%

  55. #55 Protecting seagrass 保护海草
    66% match3 user reviews0% of 3 reviews2025
    Dev: gamescdk
    Windows

    Sharks are coming, come and protect the seaweed. By placing seaweed and jellyfish to block the attack of sharks, let's see how many levels can be stopped. Come and try it out.

    Why similar: Underwater 79.7%, Casual 18.6%, Singleplayer 1.7%

  56. #56 My Koi
    68% matchVery Positive94% of 693 reviews2020
    Dev: Sakana Studios
    Windows
    Median: 1.0 hrsMean: 6.5 hrs≥1hr: 52%

    My Koi, number 1 hit on the Mac App Store (Games), is a beautiful and relaxing fish pond app. Customise and name each fish. Feed them daily. Watch them grow. Collect new fish. Escape and Relax.

    Why similar: Underwater 54.7%, Relaxing 15.8%, Nature 15.6%, Casual 6%, Atmospheric 5.5%

  57. #57 Challenger's Sleep
    67% matchNo user reviews2026
    Dev: Mx. Shade
    Windows

    Challenger's Sleep is a deep sea Vertical Scroller that pulls you down from the bright Sunlight Zone and into the Sohm Abyssal Plain - and then deeper still. Featuring beautiful 2D art, simple controls, and a gripping mystery, we can learn what lays at the bottom... or stay sleeping below the waves.

    Why similar: Underwater 67.6%, Casual 8.8%, Adventure 6.6%, Emotional 5.2%, Atmospheric 4.3%

  58. #58 Under the blue horizon - Aquarium
    66% matchPositive82% of 33 reviews2024
    Dev: PavdupPub: DEVDUP
    Windows · Mac

    "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 73.5%, Relaxing 12.3%, Casual 8.8%, Cute 4.9%, Singleplayer 0.5%

  59. #59 Breath Bound
    65% match1 user reviews100% of 1 reviews2026
    Dev: Fireslug Studios
    Windows · Mac · Linux

    Breath Bound is a 2D co-op puzzle adventure where two divers share one oxygen tank and have to keep each other alive by scrounging air and navigating the treacherous obstacles of the sea. Every stretch of the journey back to the surface is a small test of coordination, timing and teamwork.

    Why similar: Underwater 54.5%, Exploration 7.6%, Casual 6.6%, Cute 6.2%, Nature 6%

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Euphausia superba: The Antarctic Krill cover art

Games Like Euphausia superba: The Antarctic Krill

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