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Games Like Behind Glass: Aquarium Simulator

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

Behind Glass: Aquarium Simulator header art

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!

Reviews: Very Positive — 95% — of 407 reviews
Released: 2025-01-08
Developer: BitBros Inc
Genres: Casual, Indie, Simulation
Platforms: Windows, Mac

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  1. #1 Aquarium Designer
    97% matchVery Positive85% of 1,196 reviews2021
    Dev: Sigur StudioPub: Games Operators
    Windows
    Median: 48 minMean: 2.8 hrs≥1hr: 47%

    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: Underwater 22.6%, Submarine 21.6%, Life Sim 9.2%, Idler 7.9%, Incremental 6.6%

  2. #2 Megaquarium
    96% matchOverwhelmingly Positive95% of 3,709 reviews2018
    Dev: Twice Circled
    Windows · Mac · Linux
    Median: 2.5 hrsMean: 15.1 hrs≥1hr: 67%

    The public aquarium simulator. Design your displays, look after your fish, manage your staff and keep your guests happy! It's all in a day's work as the curator of your very own Megaquarium.

    Why similar: Underwater 55.5%, Building 17.7%, Relaxing 9.6%, Simulation 6.3%, Family Friendly 5%

  3. #3 Zen Aquarium
    96% matchVery Positive95% of 294 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 34.2%, Submarine 14.3%, Idler 12.7%, Nature 11.1%, Relaxing 7.6%

  4. #4 Chillquarium
    95% matchVery Positive92% of 8,203 reviews2023
    Dev: Ben Reber
    Windows · Mac
    Median: 17.0 hrsMean: 52.3 hrs≥1hr: 89%

    Chillquarium is a cozy and relaxing idle game. Buy fish and raise them in real time, then sell them to turn a profit! Customize your aquarium as you progress from a simple starter tank to your dream setup by filling your collection with rare exotic fish and ultra-rare color variants!

    Why similar: Underwater 21.4%, Idler 21.1%, Incremental 18.5%, Nature 17.4%, Relaxing 9.3%

  5. #5 Aquarist
    94% matchVery Positive84% of 1,118 reviews2024
    Dev: FreeMind S.A.Pub: PlayWay S.A.
    Windows
    Median: 2.9 hrsMean: 5.8 hrs≥1hr: 78%

    A relaxing sandbox casual simulation game where you perform various, even strange, aquarium-related tasks on very diverse levels. As an Aquarist you must create and manage a home to amazing fish🐟, sea turtles🐢, sharks🦈, octopuses🐙, and more🐬. Aquarium is their world and life. Make it worth...

    Why similar: Underwater 25.7%, Farming Sim 15%, Education 12.6%, Life Sim 11.4%, Idler 10.4%

  6. #6 Tiny Aquarium: Social Fishkeeping
    94% matchOverwhelmingly Positive96% of 3,527 reviews2025
    Dev: Lunheim StudiosPub: Future Friends Games
    Windows · Mac · Linux
    Median: 6.3 hrsMean: 37.6 hrs≥1hr: 80%

    A happy aquarium that lives at the bottom of your screen! Tiny Aquarium is a social idle simulator that keeps growing, even when offline. Hatch, sell fish, decorate, go fishin’, and visit your friends’ aquariums with bite-sized daily sessions.

    Why similar: Underwater 27.3%, Farming Sim 19.3%, Idler 16.1%, Nature 12.5%, Inventory Management 8.3%

  7. #7 Fantasy Aquarium
    93% matchMostly Positive78% of 872 reviews2024
    Dev: MOON SCAPEPub: Gamersky Games
    Windows
    Median: 7.7 hrsMean: 44.5 hrs≥1hr: 81%

    Fantasy Aquarium offers an effortless way to enhance your gaming experience. You can nurture a diverse range of small fish with unique characteristics and construct a vibrant fantasy world from scratch, transforming mundane fish-keeping into an engaging pursuit.

    Why similar: Underwater 19.9%, Submarine 19.4%, Idler 17.2%, Incremental 14.6%, Life Sim 13.7%

  8. #8 Idlequarium
    91% matchMostly Positive70% of 220 reviews2025
    Dev: NutsXPub: Gamersky Games
    Windows

    Idlequarium is a casual simulation game where you raise adorable little fish to earn coins, purchase decorations, and build a fully customized aquarium.The game sits anywhere on your desktop, letting you interact with your live aquarium during work or study breaks.

    Why similar: Underwater 36%, Idler 16.8%, Life Sim 12.7%, Nature 11.7%, Incremental 9.9%

  9. #9 FISHERY
    91% matchVery Positive85% of 400 reviews2019
    Dev: Lilou Studio
    Windows

    Fishery is a stylized aquarium simulation game. Harness your creativity to build and maintain beautiful aquatic habitats. Then relax and watch your beautiful fish enjoy their home.

    Why similar: Underwater 32.3%, Life Sim 14.9%, Education 13.5%, Nature 11.8%, Building 8.5%

  10. #10 Biotope
    92% matchMixed43% of 219 reviews2019
    Dev: MBL Development
    Windows · Mac

    Biotope will be the most detailed and realistic aquarium simulator on the market. Biotope makes it possible to create complex aquarist ecosystems and simulate realistic life cycles of plants and fish.

    Why similar: Underwater 25.3%, Life Sim 19.4%, Education 16%, Realistic 12.4%, Relaxing 7.1%

  11. #11 Virtual Aquarium - Overlay Desktop Game
    90% matchMostly Positive77% of 159 reviews2022
    Dev: Overlay Games
    Windows

    A relaxing game displayed as an overlay above system windows. Can't you have an aquarium? Now you can - on your monitor!

    Why similar: Nature 25.2%, Education 24.4%, Realistic 18.6%, Relaxing 12.1%, Simulation 5.8%

  12. #12 Under the blue horizon
    89% matchMostly Positive78% of 185 reviews2024
    Dev: PavdupPub: DEVDUP
    Windows · Mac

    "Under the Blue Horizon" is an idle simulation game. Play while performing other tasks on your computer! Place your own aquarium anywhere on your screen, coexisting with your work, games, and more!

    Why similar: Underwater 27.3%, Idler 24.4%, Farming Sim 17.7%, Relaxing 10.6%, Building 9.3%

  13. #13 Aquarist - My First Job
    89% matchMixed64% of 119 reviews2021
    Dev: FreeMind S.A.Pub: PlayWay S.A.
    Windows

    Get your first job in the Aquarist! Learn how to set up aquarium, decorate it and take care of your fish!

    Why similar: Underwater 33.2%, Education 16.2%, Nature 13%, Building 9.9%, Relaxing 9.1%

  14. #14 Aquatic Store Simulator
    88% matchMostly Positive73% of 197 reviews2024
    Dev: FreeMind S.A.
    Windows

    Dive into the vibrant world of aquatic retail with Aquatic Store Simulator! Take on the challenge of managing your underwater-themed supermarket, blending business management with the beauty of marine life. Stock shelves with exotic fish, decorations, set prices, take payments and maintain aquariums

    Why similar: Life Sim 23.8%, Relaxing 18.1%, Building 17.3%, Realistic 13.5%, Simulation 10.8%

  15. #15 Ropuka's Idle Island
    86% matchOverwhelmingly Positive96% of 4,116 reviews2025
    Dev: Moczan
    Windows
    Median: 49.9 hrsMean: 136.5 hrs≥1hr: 95%

    A cozy idle game that sits anywhere on your desktop. Watch the frog cut grass, upgrade his tools, and decorate the island while you work or relax.

    Why similar: Farming Sim 19.3%, Idler 15.7%, Nature 12%, Incremental 11.8%, Life Sim 10.6%

  16. #16 Fish on the desktop
    86% matchVery Positive95% of 173 reviews2023
    Dev: GCN
    Windows

    Fish culture in reality is expensive and time-consuming! In this game, your desktop is connected to the sea and lake, where you can purchase various types of fish and cultivate on-hook without affecting the computer operation. It's enjoyable to watch the fish swim freely on your computer desktop...

    Why similar: Farming Sim 46.2%, Realistic 15.8%, Simulation 11.8%, Relaxing 11.5%, 3D 7.7%

  17. #17 Joyquarium
    85% matchVery Positive91% of 542 reviews2025
    Dev: Easyfun StudioPub: Gamersky Games
    Windows
    Median: 15.0 hrsMean: 42.1 hrs≥1hr: 87%

    Joyquarium is a relaxing casual fish-raising game. Buy various cute fry and sell them at a high price after they grow up. With the money you earn, you can purchase aquatic plants, driftwood, scenery stone, etc. to decorate your tank (you can freely adjust the color, size, and position).

    Why similar: Underwater 30.8%, Farming Sim 19.5%, Idler 15.9%, Incremental 12.6%, Relaxing 8.3%

  18. #18 Creatura
    87% matchMixed67% of 231 reviews2021
    Dev: Koksny.com
    Windows · Linux
    Median: 30 minMean: 7.9 hrs≥1hr: 36%

    Seed, Breed, Create. From single cell organisms to complex ecosystems. Evolve every part of your own unique aquarium / terrarium by applying scientifically accurate principles of natural and artificial selection, in Creatura - ultimate Virtual Evolution Vivarium Simulator.

    Why similar: Underwater 32.9%, Life Sim 15.2%, Farming Sim 13.1%, Nature 11.4%, Education 10.1%

  19. #19 Machorium -Muscle Aquarium Simulator-
    84% matchVery Positive90% of 73 reviews2024
    Dev: NEOLAVIPub: indiegamesjapan
    Windows

    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 33.1%, Idler 18%, Incremental 15.6%, Realistic 7.6%, Nature 7.4%

  20. #20 Fish Game
    83% matchVery Positive93% of 615 reviews2023
    Dev: A Shell in the Pit Games
    Windows

    Fish Game is a detailed and highly “sofishticated” freshwater aquarium simulator, lovingly crafted *by* enthusiasts *for* enthusiasts! Featuring fish with personalities and dynamic relationships, water quality modeling, and so much more! Made with support from our friends at Smarter Every Day!

    Why similar: Underwater 31.5%, Life Sim 14.9%, Idler 14.1%, Education 13.9%, Nature 11.7%

  21. #21 My Koi
    84% 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 40.2%, Nature 17.2%, Relaxing 12%, Life Sim 11.2%, Realistic 9%

  22. #22 Desktop Fishes
    82% matchMostly Positive79% of 150 reviews2025
    Dev: Daniel Santalla
    Windows

    A cozy idle aquarium overlay that brings your desktop to life with pixel-art fish. You can hatch, breed, and collect fishes in thousands of genetic combinations. Dress them up with accessories, watch them grow from eggs to adults, and unlock playful upgrades through a skill tree.

    Why similar: Underwater 31.4%, Farming Sim 22%, Idler 15.3%, Incremental 14.2%, Nature 10.9%

  23. #23 With Me: Aquatic Time
    81% matchVery Positive87% of 146 reviews2025
    Dev: Sensory Patch Games
    Windows · Mac

    With Me: Aquatic Time is a gamified time management tool. With relaxing lo-fi music and white noise, fish swim across your desktop as a cozy companion. Earn fish coins by focusing on goals, nurture aquatic creatures and collect encyclopedia to build your unique cyber aquarium!

    Why similar: Underwater 25.7%, Life Sim 15.8%, Education 15.1%, Idler 12.7%, Nature 12.4%

  24. #24 Insaniquarium Deluxe
    82% matchOverwhelmingly Positive97% of 6,693 reviews2006
    Dev: PopCap Games, Inc.
    Windows
    Median: 1.4 hrsMean: 8.0 hrs≥1hr: 58%

    The craziest aquarium game ever! Tend to your fish, keep them happy and they'll reward you with coins and jewels. Buy tank upgrades or egg parts which hatch different in-tank pets. These pets can help you feed your fish, collect coins, or even protect against the aliens that will invade your tank.

    Why similar: Underwater 56.1%, Incremental 21.4%, Casual 5.8%, Family Friendly 5.3%, Relaxing 4.6%

  25. #25 Lofi aquarium
    81% matchMostly Positive79% of 145 reviews2025
    Dev: LitheGame
    Windows

    "Lofi Aquarium" is a gamified focus tool designed to enhance concentration and relieve stress. As you work, a group of adorable baby fish will keep you company, all set to soothing lofi music. Over time, the fish grow and can be sold for profit. 

    Why similar: Underwater 35.2%, Idler 19.4%, Incremental 12.8%, Life Sim 10.3%, Relaxing 8.9%

  26. #26 Shrimp Keeping Simulator
    79% matchMostly Positive76% of 51 reviews2025
    Dev: Kunstaat
    Windows

    Grow, feed and care for your shrimp pals. Watch your shrimp multiply and sell your colony when they become too numerous.

    Why similar: Nature 21.7%, Education 19.8%, Building 12.4%, Life Sim 11.4%, Idler 11.3%

  27. #27 Cozy Island Idle
    80% matchMixed69% of 52 reviews2024
    Dev: Overaction Game Studio
    Windows · Mac · Linux

    Cozy Island Idle is a chill fishing idle game where you catch all sort of fantasy fishes to showcase them in an Aquarium to sell them to turn a profit and customize your aquarium and island.

    Why similar: Underwater 38.7%, Farming Sim 23.1%, Idler 17.3%, Incremental 5.9%, Family Friendly 4%

  28. #28 Subside
    78% matchVery Positive97% of 493 reviews2024
    Dev: A2D Software
    Windows

    Subside is an immersive aquatic VR experience with multiple areas to explore and lifelike aquatic creatures to interact with. Crafted with unparalleled realism, it aims to replicate the nuances of real-life swimming and diving in shallow waters

    Why similar: Underwater 52.3%, Nature 14.1%, Realistic 12%, Relaxing 7.9%, Simulation 6.7%

  29. #29 Infinite Blue
    79% matchMixed65% of 349 reviews2025
    Dev: Gluten Free Games
    Windows

    Discover an immersive ocean Eco-Sim where you can be almost any animal under the sea! From a tiny seahorse to a massive blue whale, experience the endless circle of life in a massive world of reefs, shipwrecks, and hidden wonders.

    Why similar: Underwater 42.2%, Nature 16.3%, Life Sim 16%, Realistic 9.2%, Open World 8.8%

  30. #30 Ultimate Fishing® Simulator 2
    77% matchMixed68% of 2,219 reviews2025
    Dev: Silent Bear StudioPub: Ultimate Games S.A.
    Windows
    Median: 1.1 hrsMean: 8.3 hrs≥1hr: 52%

    Fish around the globe using float, bottom, spinning, or casting gear, and catch over 60 realistic fish species. Play solo or online in normal, realistic, or sandbox mode! Explore stunning locations, switch to an underwater cam, and fill your trophy room!

    Why similar: Underwater 32.9%, Realistic 16.9%, Nature 12.1%, Relaxing 11.2%, Inventory Management 10.3%

  31. #31 Aquascapers
    78% matchMostly Positive71% of 91 reviews2024
    Dev: Bewolba Studios
    Windows

    Bring Nature Home! Experience Aquascapers, a single-player and co-op aquascaping simulation that invites you and friends to discover and gather various ornamental resources for your aquascaping projects. Enhance your business and dominate the market!

    Why similar: Life Sim 30.6%, Realistic 15.5%, Relaxing 10.4%, Nature 8.5%, Inventory Management 8.1%

  32. #32 Coral Island
    75% matchVery Positive89% of 26,793 reviews2023
    Dev: Stairway GamesPub: Balor Games
    Windows
    Median: 13.2 hrsMean: 54.4 hrs≥1hr: 82%

    Coral Island is a vibrant, laid-back farm sim reimagined with multiplayer! Experience enchanting island life at your own pace: farm with friends, nurture animals, build relationships, hang out with a diverse cast of characters, and dive into the magical Merfolk Kingdom.

    Why similar: Farming Sim 40.6%, Life Sim 26.1%, Relaxing 10.9%, Building 9.1%, Open World 6.9%

  33. #33 Ultimate Fishing Simulator®
    77% matchVery Positive89% of 8,831 reviews2018
    Dev: Pancake GamesPub: Ultimate Games S.A.
    Windows
    Median: 3.0 hrsMean: 11.1 hrs≥1hr: 76%

    Bored of waiting for a bite? Would you like to catch some fish? You're lucky - in Ultimate Fishing Simulator, fish bite like crazy! Spinning, float fishing, ground fishing, and more! Comprehensive fishing simulator that allows using various techniques, in different places around the world!

    Why similar: Nature 25.3%, Realistic 15%, Life Sim 13.6%, 3D 10.3%, Open World 10.1%

  34. #34 Zoo Simulator
    76% matchMostly Positive73% of 193 reviews2024
    Dev: Games Incubator
    Windows

    In Zoo Simulator, your main task is to run and manage your own zoo. Renew it and take care of all the animals' needs, ensuring them a peaceful life! Will you attract crowds of visitors? Create your own zoo!

    Why similar: Education 17.8%, Life Sim 17.5%, Realistic 15.1%, Nature 11%, Open World 9.5%

  35. #35 Ant Keeping Simulator
    76% matchVery Positive88% of 118 reviews2024
    Dev: Kunstaat
    Windows

    Grow, feed and care for your colony of mighty ants in a realistic semi-idle simulation of ant keeping. Created in collaboration with ant keeping enthusiasts, Ant Keeping Simulator will be an accurate experience to ant keepers.

    Why similar: Nature 18.6%, Education 11.9%, Relaxing 10.4%, Incremental 9.7%, Building 9.5%

  36. #36 Idle Waters
    74% matchVery Positive95% of 379 reviews2025
    Dev: Ignita Games
    Windows
    Median: 42.3 hrsMean: 68.2 hrs≥1hr: 89%

    A relaxing idle fishing game that waits for you at the bottom of your screen. CATCH fish, BUY upgrades, COMPLETE your collection, and DISPLAY them in your aquarium.

    Why similar: Idler 24.5%, Nature 19.4%, Incremental 17.9%, Life Sim 14.9%, Relaxing 12.2%

  37. #37 Fish to Dish: Idle Sushi
    73% matchOverwhelmingly Positive97% of 2,336 reviews2025
    Dev: Kygua TechPub: IndieArk
    Windows
    Median: 127.8 hrsMean: 190.4 hrs≥1hr: 93%

    Welcome to Fish to Dish: Idle Sushi! This is a relaxing and enjoyable idle fishing game that can sit at the bottom or any corner of your screen, allowing you to enjoy a leisurely sea fishing time in your busy life.

    Why similar: Idler 35.8%, Incremental 23.6%, Relaxing 15.4%, Inventory Management 15.1%, Simulation 5.3%

  38. #38 Bit-Cremental: Fishistry
    74% matchMostly Positive77% of 91 reviews2024
    Dev: Inner Realm Studios
    Windows

    Grow fish with a gachapon twist in this bite-sized idler! Feed, nurture, and watch as fisher people reel in mature catches, earning money to upgrade things like feeding, growth, and fishing speeds for even faster profits.

    Why similar: Idler 24.1%, Incremental 19%, Inventory Management 17.8%, Relaxing 14.6%, Family Friendly 11.3%

  39. #39 Cast n Chill
    71% matchOverwhelmingly Positive95% of 7,844 reviews2025
    Dev: Wombat Brawler
    Windows · Mac
    Median: 4.6 hrsMean: 14.2 hrs≥1hr: 74%

    Cast n Chill is a relaxing fishing game where you explore serene lakes, rivers, and oceans. Catch rare fish, upgrade your gear and reel in legendary catches - all with your loyal companion by your side.

    Why similar: Underwater 35.2%, Idler 22.2%, Nature 16.2%, Relaxing 13.1%, Family Friendly 5.6%

  40. #40 Bottle Can Float
    71% matchVery Positive93% of 135 reviews2025
    Dev: Kayla.ZPub: Happy Kayla
    Windows

    Watch the bottles quietly flowing down the river, listen to the pleasant sound of running water, throw small stones into the water, and discover the small animals living by the river... I believe you will definitely gain a wonderful mood.

    Why similar: Underwater 35.4%, Idler 21.2%, Nature 17.7%, Relaxing 11.6%, Realistic 5%

  41. #41 Among Ripples
    75% 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 43.8%, Nature 16.2%, Relaxing 12.1%, Life Sim 9.7%, Simulation 7.3%

  42. #42 Garden Simulator
    73% matchVery Positive83% of 404 reviews2022
    Dev: PRODUKTIVKELLER StudiosPub: Toplitz Productions
    Windows
    Median: 4.0 hrsMean: 8.6 hrs≥1hr: 87%

    PLANT - DESIGN - HARVEST - With Garden Simulator you’ll get your own allotment, place deco elements and cultivate plants to harvest and sell them. Get ready for a beautiful time in nature. Always remember: A garden is a delight to the eye and a solace for the soul.

    Why similar: Farming Sim 22.8%, Nature 15.7%, Building 12.4%, Realistic 12.1%, Relaxing 9.9%

  43. #43 Garden Life: A Cozy Simulator
    71% matchMostly Positive76% of 1,634 reviews2024
    Dev: stillalive studiosPub: Nacon
    Windows
    Median: 1.3 hrsMean: 22.9 hrs≥1hr: 54%

    Garden Life is a relaxing gardening game in which you create your dream garden in a peaceful, colourful world. Plant and add ornaments at your own pace, transforming an overgrown forgotten plot into a flourishing community garden.

    Why similar: Farming Sim 37.5%, Nature 17.2%, Relaxing 15.9%, Family Friendly 8.2%, Simulation 6.7%

  44. #44 Feed and Grow: Fish
    73% matchMostly Positive78% of 21,234 reviews2016
    Dev: Old B1oodPub: Greens s.r.o.
    Windows
    Median: 5.3 hrsMean: 15.3 hrs≥1hr: 81%

    Hunt and eat other fish - simply, grow into larger beasts!

    Why similar: Underwater 75.1%, Open World 9.6%, Simulation 8.4%, Realistic 3.6%, Colorful 2.2%

  45. #45 DrainSim
    68% matchVery Positive92% of 2,086 reviews2026
    Dev: CodePeas
    Windows
    Median: 6.7 hrsMean: 10.0 hrs≥1hr: 85%

    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 38.1%, Nature 13.4%, Realistic 11.8%, Relaxing 11.5%, Physics 9.4%

  46. #46 Placid Plastic Duck Simulator
    69% matchOverwhelmingly Positive98% of 19,889 reviews2022
    Dev: turbolento gamesPub: turbolento publishing
    Windows
    Median: 4.1 hrsMean: 25.1 hrs≥1hr: 78%

    The ultimate high-tech rubber duck simulation, Placid Plastic Duck brings you dangerous levels of relaxation. With chill music, dreamy 3D graphics, and many different happy ducks, your only priority is to float around. Zero Ducks given.

    Why similar: Life Sim 20.7%, Relaxing 15.9%, Physics 13.2%, Idler 12.7%, Realistic 11.6%

  47. #47 Life Below
    69% matchVery Positive83% of 166 reviews2026
    Dev: MegapopPub: Kasedo Games
    Windows

    Life Below is a refreshing twist on the city-building genre, set beneath the waves. Shape thriving coral reefs, revive collapsing ecosystems, and grow a living seascape in a heartfelt narrative by Rhianna Pratchett. You are the ocean's final hope.

    Why similar: Underwater 49%, Nature 21.2%, Building 14.1%, Relaxing 10.7%, Simulation 5.1%

  48. #48 Ecosystem
    69% matchMostly Positive77% of 621 reviews2024
    Dev: Tom JohnsonPub: Slug Disco
    Windows

    Create virtual lifeforms whose development is shaped by a deep simulation of evolution. Guide them as they fight, mate, and adapt to the environment you have built. All the creatures in the trailer evolved on their own in the game!

    Why similar: Underwater 40.1%, Life Sim 20.2%, Nature 15.5%, Realistic 12.1%, Relaxing 7.7%

  49. #49 Koi Farm
    70% matchVery Positive95% of 987 reviews2021
    Dev: Job Talle
    Windows · Linux
    Median: 1.4 hrsMean: 11.4 hrs≥1hr: 54%

    A koi breeding game.

    Why similar: Farming Sim 47.7%, Nature 16.5%, Relaxing 8.7%, Simulation 8.5%, Family Friendly 7.6%

  50. #50 Animal Trainer Simulator
    70% matchMixed50% of 52 reviews2024
    Dev: Games Incubator
    Windows

    Become a real-life animal trainer! Manage and develop your animal training center, create a safe and happy place for them! Train different types of animals, and give them a lot of attention and they will surely become calmer and more cooperative with their owners.

    Why similar: Realistic 18.7%, Life Sim 18.5%, Nature 15%, Education 14.9%, Relaxing 11.1%

  51. #51 Pixelscape: Oceans
    72% matchVery Positive83% of 69 reviews2016
    Dev: Hidden Nature Design
    Windows
    Median: 3.1 hrsMean: 3.9 hrs≥1hr: 94%

    Pixelscape: Oceans gives users the tools to sketch and build animated oceanscapes, and then fill them with a number of different sea creatures. Save, share, and download an unlimited amount of custom underwater content. The possibilities are as endless as the seas.

    Why similar: Simulation 61.6%, Casual 38.4%

  52. #52 Deep Diving Simulator
    72% 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 56.7%, Nature 20.1%, Relaxing 12.7%, Simulation 4.7%, Casual 2.4%

  53. #53 Idle Fishing
    67% matchVery Positive83% of 1,906 reviews2024
    Dev: AO Games
    Windows
    Median: 6.3 hrsMean: 186.7 hrs≥1hr: 74%

    Relax and catch fish in beautiful environments while your crew works for you, even offline. Hire crewmates, collect pets, sail ever-bigger boats, and uncover layer after layer of progression. Simple to start, surprisingly deep.

    Why similar: Idler 33.9%, Incremental 27%, Relaxing 18%, Simulation 5.9%, Colorful 5.9%

  54. #54 Real VR Fishing
    68% matchMostly Positive74% of 175 reviews2024
    Dev: Devs United Games, IncPub: Devs United Games, Inc.
    Windows

    🎣 Dive into the Ultimate Real VR Fishing Experience! Explore stunningly realistic environments with Real VR Fishing. Relax in 40 beautiful maps and expand your adventure with DLC packs, unlocking 95 fishing locations. Discover 150+ fish species in the base game and over 300 species with DLC.

    Why similar: Underwater 40.4%, Idler 14.8%, Nature 13.2%, Realistic 12.1%, Relaxing 8.3%

  55. #55 Planet Zoo
    67% matchVery Positive91% of 95,209 reviews2019
    Dev: Frontier Developments
    Windows
    Median: 6.4 hrsMean: 34.5 hrs≥1hr: 84%

    Build a world for wildlife in Planet Zoo. From the developers of Planet Coaster and Zoo Tycoon comes the ultimate zoo sim. Construct detailed habitats, manage your zoo, and meet authentic living animals who think, feel and explore the world you create around them.

    Why similar: Nature 27.5%, Building 23.8%, Realistic 16.2%, Simulation 9.5%, Family Friendly 7.9%

  56. #56 PC Building Simulator
    67% matchVery Positive94% of 52,550 reviews2019
    Dev: Claudiu KissPub: The Irregular Corporation
    Windows
    Median: 4.8 hrsMean: 38.5 hrs≥1hr: 86%

    Build and grow your very own computer repair enterprise as you learn to diagnose, fix and build PCs. With real-world licensed components and comprehensive hardware and software simulation, you can plan and bring your ultimate PC to life.

    Why similar: Education 29.3%, Life Sim 15.9%, Building 13.5%, Realistic 10.6%, Inventory Management 8.4%

  57. #57 Coffee Bar Simulator
    68% matchMixed55% of 66 reviews2025
    Dev: Digital MelodyPub: Games Incubator
    Windows

    Open your own café and create a place brimming with aroma and flavor. Serve coffee, pastries, and desserts, expand your bar, decorate the interior, and serve your guests in a way that keeps them coming back for more!

    Why similar: Farming Sim 23%, Life Sim 20.9%, Realistic 15.5%, Relaxing 8.9%, Simulation 8.7%

  58. #58 Cornerpond
    64% matchOverwhelmingly Positive97% of 2,654 reviews2025
    Dev: foolsroom
    Windows
    Median: 82.6 hrsMean: 129.5 hrs≥1hr: 95%

    A chill idle-fishing desktop toy in the corner of your screen. Buy upgrades, catch rare fish, and customize your avatar at your own pace!

    Why similar: Idler 26.8%, Incremental 23.4%, Nature 19.7%, Relaxing 12.9%, Inventory Management 8.2%

  59. #59 My Hotel Simulator
    66% matchMixed48% of 52 reviews2025
    Dev: Digital MelodyPub: Games Incubator
    Windows

    Build and manage your own hotel, from a small property to a luxury resort. Design rooms, maintain cleanliness, develop amenities, and offer guests unforgettable experiences at your hotel!

    Why similar: Life Sim 29%, Education 18.2%, Realistic 13.9%, Relaxing 12.4%, Simulation 9.9%

  60. #60 Hydroponics Farm & Store Simulator
    65% matchVery Positive83% of 334 reviews2025
    Dev: Bewolba Studios
    Windows

    Transform your passion into profit with hydroponics! Design, build, and manage your own sustainable farming and business system. Experiment with different plants and fish, customize your setup, supply the market needs, and harvest your success. Dive into the future of farming today!

    Why similar: Farming Sim 38.2%, Life Sim 27.1%, Realistic 12%, Building 11%, Simulation 6.1%

Modeli
Behind Glass: Aquarium Simulator cover art

Games Like Behind Glass: Aquarium Simulator

Based on tag similarity + player behavior
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