- #1 Microcosmum 2
97% matchMixed62% of 137 reviews2024
Dev: Satur Entertainment
Windows
A relaxing strategy game featuring unconventional gameplay. Your objectives include development, evolution, border expansion and protection of your hive.
Why similar: RTS 22%, Real Time Tactics 15.2%, Strategy 14.6%, Sandbox 12.2%, Space 10%
Why You'll Like It: The direct sequel offers refined mechanics and expanded content that builds perfectly on the original's cellular strategy foundation.
- #2 Multicellular
96% matchMixed64% of 55 reviews2018
Dev: Insane Dreamers
Windows
Multicellular will take you back in time, to the dawn of life. Build your multicellular organism and combat hunger, the environment, darkness and other organisms. Everything in this new world can kill you, will you be able to survive?
Why similar: Sandbox 33.6%, Relaxing 21.7%, Cute 15.5%, Family Friendly 12.2%, Colorful 9.6%
Why You'll Like It: This game focuses on the evolution and survival of microscopic life forms in a challenging, atmospheric environment.
- #3 Sparkle 3 Genesis
96% matchMixed71% of 775 reviews2015
Dev: Forever Entertainment S. A.
Windows · Mac · Linux
Median: 4.4 hrsMean: 6.3 hrs≥1hr: 97%
Step into the amazing world of Sparkle – a surreal ocean, where life is thriving and conditions are perfect to make an evolutionary leap.
Why similar: Casual 56.6%, Action 43.4%
Why You'll Like It: It shares the evolution-themed gameplay and aquatic, ethereal atmosphere found in the seed game.
- #4 Loddlenaut
94% 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 50.8% ★, Sandbox 12.5%, Relaxing 11.5%, Cute 10%, Atmospheric 6.5%
Why You'll Like It: This game offers a relaxing, cute, and atmospheric underwater experience that mirrors the charm of Microcosmum.
- #5 Osmos
95% matchVery Positive86% of 1,433 reviews2009
Dev: Hemisphere Games
Windows · Mac · Linux
Median: 48 minMean: 2.3 hrs≥1hr: 43%
Enter the ambient world of Osmos: elegant, physics-based gameplay, dreamlike visuals, and a minimalist, electronic soundtrack. Your objective is to grow by absorbing other motes. Propel yourself by ejecting matter behind you. But be wise: ejecting matter also shrinks you. Relax - good things come to those who wait.
Why similar: Puzzle 31.6%, Relaxing 24%, Casual 13.9%, Atmospheric 11%, Space 10.4%
Why You'll Like It: A classic physics-based game that captures the same fluid, microscopic feeling of absorbing smaller entities to grow larger.
- #6 Crab God
94% matchVery Positive83% of 299 reviews2024
Dev: Chaos Theory GamesPub: Firesquid
Windows
Crab God is an atmospheric underwater strategy game. Guide your Crabling colony through wild ocean depths, and defend the egg of the next Crab God.Restore and protect diverse coral reefs, making a difference in the real world as you progress in-game. Make waves, praise the claw!
Why similar: Underwater 44.1% ★, RTS 33.3%, Strategy 8.6%, Atmospheric 8.1%, Colorful 5.9%
Why You'll Like It: A strategic underwater god-game that emphasizes ecosystem management and the protection of developing life.
- #7 Cell to Singularity - Evolution Never Ends
92% matchVery Positive90% of 26,928 reviews2021
Dev: Computer Lunch
Windows · Mac
Median: 5.5 hrsMean: 82.9 hrs≥1hr: 79%
The epic story of evolution, technology, humanity, and dinosaurs is yours to tap.
Why similar: Idler 58.9%, Space 17.1%, Sandbox 11.9%, Casual 7.3%, Atmospheric 1.9%
Why You'll Like It: An idle game that perfectly captures the progression of life from single cells to complex organisms.
- #8 Tiny Bubbles
93% matchVery Positive94% of 52 reviews2018
Dev: Pine Street Codeworks LLC
Windows · Mac · Linux
Play with squishy clusters of soap bubbles in this mesmerizing physics puzzle game. Winner of over a dozen indie gaming awards!
Why similar: Underwater 37.2% ★, Logic 12.4%, Puzzle 10%, Relaxing 10%, Cute 7.9%
Why You'll Like It: A physics-based puzzle game with a cellular aesthetic that shares the relaxing, nature-inspired vibe of the seed game.
- #9 NAMAKORIUM (ナマコリウム)
90% matchVery Positive95% of 183 reviews2026
Dev: Polyscape Inc.
Windows
Namako (Sea cucumbers) will save the Earth—NAMAKORIUM is a chaotic, cooperative multiplayer RTS game for up to four players. Command the “cleaners of the sea” —Namako left behind by humanity and work together to clean up the polluted oceans!
Why similar: Underwater 25.4% ★, RTS 19.5%, Real Time Tactics 18.1%, Strategy 6.9%, Relaxing 6.6%
Why You'll Like It: A casual simulation game that focuses on the life and growth of sea creatures in a relaxing environment.
- #10 Lumini
91% matchVery Positive86% of 177 reviews2015
Dev: SpeelbaarsPub: 2Awesome Studio
Windows · Mac · Linux
Median: 2.7 hrsMean: 3.5 hrs≥1hr: 91%
A long-forgotten species, a hostile planet and a journey of discovery! Welcome to the world of Lumini – split and reform your swarm, evolve and discover new abilities to bring the Lumini back to their former glory...
Why similar: Relaxing 100%
Why You'll Like It: Features fluid, swarm-based movement and a relaxing, atmospheric journey through a beautiful world.
- #11 rymdkapsel
91% matchVery Positive83% of 277 reviews2014
Dev: grapefrukt games
Windows · Mac · Linux
Median: 2.1 hrsMean: 4.4 hrs≥1hr: 76%
Build a space station. Command the tiny crew. Explore the galaxy. A meditative space strategy game.
Why similar: RTS 31.4%, Real Time Tactics 25.7%, Space 10.1%, Puzzle 9.5%, Relaxing 8.7%
Why You'll Like It: A minimalist RTS that shares the clean, strategic, and atmospheric design philosophy of the seed game.
- #12 Mushroom Wars
89% matchMostly Positive76% of 571 reviews2016
Dev: Zillion WhalesPub: Azur Games
Windows
Median: 4.2 hrsMean: 5.3 hrs≥1hr: 93%
Mushroom Wars is a dynamic real-time strategy game, where smart strategy meets furious action in epic PvP and PvE battles.
Why similar: RTS 48.9%, Strategy 15.4%, Tactical 12.7%, Atmospheric 7.7%, 2D 5.9%
Why You'll Like It: A cute, fast-paced RTS that focuses on territory control and strategic unit management.
- #13 Machorium -Muscle Aquarium Simulator-
88% 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 30.7% ★, Idler 25.4%, Sandbox 16.5%, Relaxing 7.1%, Realistic 6.1%
Why You'll Like It: A quirky simulation game that focuses on the idle management of aquatic life.
- #14 Among Ripples
89% 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 41% ★, Sandbox 16.6%, Relaxing 11.7%, Atmospheric 8.3%, Family Friendly 6.3%
Why You'll Like It: An ecosystem simulation game that allows you to observe and manage the balance of aquatic life.
- #15 ABZU
86% 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 56.4% ★, Relaxing 17.9%, Atmospheric 14.2%, Colorful 4.7%, Family Friendly 4.1%
Why You'll Like It: While more exploration-focused, it captures the same serene, underwater atmospheric beauty as Microcosmum.
- #16 Defend Your Life: TD
87% matchMostly Positive80% of 1,092 reviews2015
Dev: Alda Games
Windows · Mac · Linux
Median: 4.3 hrsMean: 6.4 hrs≥1hr: 96%
Defend Your Life! Is tower defense set in human body where players are fighting against villain hordes of viruses and bacteria. Levels and units correspond to reality of human anatomy.
Why similar: RTS 28.2%, Real Time Tactics 20.2%, Top-Down 8.7%, Puzzle 8.3%, Strategy 8.1%
Why You'll Like It: A strategy game that uses biological themes to frame its tower-defense mechanics.
- #17 Aquaria
86% matchVery Positive88% of 1,516 reviews2008
Dev: Bit Blot, LLC
Windows · Linux
Median: 30 minMean: 8.1 hrs≥1hr: 34%
Aquaria is an award-winning action-adventure game set in a massive underwater world teeming with life and filled with ancient secrets. Join Naija, a lone underwater adventurer, as she travels from hidden caves shrouded in darkness, to beautiful, sunlit oases in search of her past.
Why similar: Underwater 82.6% ★, 2D 7.3%, Atmospheric 5.2%, Action 3.1%, Puzzle 1.8%
Why You'll Like It: An underwater exploration game that features beautiful, fluid movement and biological themes.
- #18 Insaniquarium Deluxe
85% matchOverwhelmingly Positive97% of 6,665 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 57.8% ★, Casual 9.3%, Cute 8.4%, Family Friendly 7.2%, Strategy 5.5%
Why You'll Like It: A strategic aquatic simulation that balances resource management with the care of various sea creatures.
- #19 Bottle Can Float
84% 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 31.5% ★, Idler 28.8%, Relaxing 10.6%, Top-Down 10.4%, Puzzle 7%
Why You'll Like It: A relaxing, nature-themed idle game that shares the calm, atmospheric pacing of the seed.
- #20 Planetary Life
83% matchVery Positive94% of 821 reviews2025
Dev: Sotenbox
Windows
Median: 3.5 hrsMean: 8.2 hrs≥1hr: 86%
Manipulate climate, add plants and evolve creatures in this planet and life sandbox simulation game. From cells to civilizations, spread life throughout the whole planet. Or just enjoy watching your creation burn!
Why similar: Sandbox 34.9%, Relaxing 15.9%, Space 12.8%, Cute 11.7%, Family Friendly 10.7%
Why You'll Like It: A sandbox god-game that allows for the simulation of life and environmental development.
- #21 Mind Maze
84% matchMostly Positive78% of 90 reviews2017
Dev: Satur Entertainment
Windows
Median: 48 minMean: 12.2 hrs≥1hr: 46%
MIND MAZE - is a logical competitive game based on capturing of the playing field.
Why similar: RTS 32.7%, Space 14.9%, Tactical 10.6%, Relaxing 9.1%, Puzzle 7.8%
Why You'll Like It: A strategy game that incorporates RTS elements in a space-themed, top-down environment.
- #22 The Sapling
82% matchVery Positive90% of 1,887 reviews2019
Dev: Wessel Stoop
Windows · Linux
Median: 3.9 hrsMean: 12.0 hrs≥1hr: 87%
The Sapling is a short simulation game where you design your own plants and animals, and put them in a world together. Or you turn on random mutations, and see what evolution does to your ecosystem!
Why similar: Sandbox 59.7%, Relaxing 19.8%, Atmospheric 14.1%, Casual 6.4%
Why You'll Like It: An evolution simulator that allows you to design and watch your own unique species develop over time.
- #23 Iron Marines Invasion
82% matchMixed69% of 356 reviews2023
Dev: Ironhide Game Studio
Windows
Median: 2.1 hrsMean: 4.8 hrs≥1hr: 66%
Prepare to take off, soldier! The galaxy needs your strategy! Prove your RTS expertise, explore an entire galaxy and defend it from a threatening invasion.
Why similar: RTS 30.5%, Real Time Tactics 20.9%, Space 10.5%, Tactical 10.4%, Cute 6.7%
Why You'll Like It: An RTS that provides a more intense, action-oriented take on the top-down strategy genre.
- #24 Fantasy Aquarium
80% matchMostly Positive79% of 849 reviews2024
Dev: MOON SCAPEPub: Gamersky Games
Windows
Median: 7.9 hrsMean: 45.0 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: Idler 34.8%, Underwater 26.4% ★, Relaxing 12.8%, Cute 11.1%, Atmospheric 6.1%
Why You'll Like It: A casual, idler-style game that focuses on the relaxing management of cute aquatic life.
- #25 Tropical Resort Story
81% matchVery Positive92% of 180 reviews2023
Dev: Kairosoft Co.,Ltd
Windows
Median: 4.0 hrsMean: 14.2 hrs≥1hr: 57%
It's vacation time! Try your hand at managing a lush tropical resort!
Why similar: Underwater 22.7% ★, Cute 13.5%, Relaxing 12.5%, Casual 10%, Atmospheric 9.1%
Why You'll Like It: A simulation game that focuses on managing a beautiful, aquatic-adjacent environment.
- #26 Plague Inc: Evolved
79% matchVery Positive94% of 62,039 reviews2016
Dev: Ndemic Creations
Windows · Mac · Linux
Median: 5.1 hrsMean: 16.9 hrs≥1hr: 89%
Plague Inc: Evolved is a unique mix of high strategy and terrifyingly realistic simulation. Your pathogen has just infected 'Patient Zero' - now you must bring about the end of human history by evolving a deadly, global Plague whilst adapting against everything humanity can do to defend itself.
Why similar: Strategy 45.8%, Tactical 18.5%, Sandbox 11.6%, Realistic 9.1%, Atmospheric 5.8%
Why You'll Like It: A strategic simulation that focuses on the biological spread and evolution of microorganisms.
- #27 SPORE™
79% matchVery Positive93% of 71,309 reviews2008
Dev: Maxis™Pub: Electronic Arts
Windows
Median: 5.1 hrsMean: 19.3 hrs≥1hr: 86%
Be the architect of your own universe with Spore, an exciting single-player adventure. From Single Cell to Galactic God, evolve your creature in a universe of your own creations.
Why similar: Sandbox 34.6%, Space 25.1%, Cute 15.6%, Family Friendly 11%, Colorful 7.6%
Why You'll Like It: The cellular stage of this game is a direct thematic match for the microscopic survival gameplay of the seed.
- #28 Creeper World IXE
78% matchMixed70% of 861 reviews2024
Dev: Knuckle Cracker
Windows
Median: 13.8 hrsMean: 14.9 hrs≥1hr: 86%
The unstoppable alien force known as The Creeper has returned, devouring thousands of worlds in its path, and yours is next. Battle against the Creeper fluid in a groundbreaking pixel-level simulation to prove that humanity will rule the galaxy forever!
Why similar: RTS 30.5%, Real Time Tactics 21.7%, Sandbox 15.8%, Space 11.5%, Strategy 5.9%
- #29 CUBOTS The Origins
81% matchMixed70% of 53 reviews2017
Dev: Street Lamp Games
Windows
Median: 3.5 hrsMean: 3.8 hrs≥1hr: 94%
Be a part of an adventurous journey in Cubots: The Origins. Explore and survive in beautiful, atmospheric environments!
Why similar: Logic 25.1%, Puzzle 19.8%, Atmospheric 18.3%, Family Friendly 16.9%, Strategy 13%
Why You'll Like It: A puzzle game with an atmospheric, exploration-heavy feel that complements the seed's aesthetic.
- #30 Zen Aquarium
77% 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 42.3% ★, Idler 23.9%, Relaxing 9.7%, Colorful 5.1%, Realistic 4.9%
- #31 Cellfish
78% matchVery Positive81% of 52 reviews2024
Dev: BRTL Games
Windows
Collect food to evolve and fight for your life against enemy cells in this deep underwater, survivor-like, roguelite experience. Unlock parts to customize your character and become your own unique cell.
Why similar: Relaxing 23.8%, 2D 22%, Action 19.3%, Casual 19.2%, Family Friendly 15.6%
- #32 Creeper World 3: Arc Eternal
75% matchOverwhelmingly Positive96% of 4,794 reviews2014
Dev: Knuckle Cracker
Windows · Mac · Linux
Median: 7.4 hrsMean: 78.4 hrs≥1hr: 78%
Creeper World 3 is what happens when cellular automata takes over a strategy simulation. Instead of discrete units that attack your base, a fluid-like substance spreads over the terraformable terrain. Your base, your weapons, your strategy... you must adapt them all.
Why similar: RTS 58.3%, Strategy 27.9%, Top-Down 8.5%, Sandbox 3.2%, 2D 2.2%
- #33 Jellyfish
77% matchMixed58% of 62 reviews2017
Dev: PanGuoJun
Windows · Mac
Median: 36 minMean: 6.3 hrs≥1hr: 30%
A simulation game about the life story of a jellyfish. In this game, I will present the full life cycle of a jellyfish: from an egg to a hydra and finally, after a not very long journey it becomes an adult jellyfish. A work of interactive art to bring the most beautiful of sea creatures to your screen.
Why similar: Relaxing 27.1%, Atmospheric 25.9%, Casual 23.5%, Action 23.4%
- #34 WhaleGameOnline
74% matchVery Positive92% of 109 reviews2023
Dev: NekokujiraLab
Windows
Can You Make a Whale?It's a delightful game where you connect cute sea creatures to make them grow bigger.Single Player and Multiplayer Modes!There are both a single-player mode and a multiplayer mode for competing with friends and rivals from around the world.
Why similar: Underwater 35.9% ★, Puzzle 16.6%, Strategy 11.6%, Cute 9%, Tactical 6.4%
- #35 Mitos.is: The Game
74% matchVery Positive81% of 12,018 reviews2015
Dev: Freakinware Studios
Windows · Mac
Median: 1.5 hrsMean: 35.9 hrs≥1hr: 60%
Step into the microscopic world of Mitos.is! Eat or be eaten—become the ultimate cell in a highly addictive multiplayer game. Diverse modes, daily tournaments, guilds, and gear await! The BEST game of 2015 is back!
Why similar: RTS 48.1%, Strategy 18.9%, Family Friendly 14.9%, 2D 11.4%, Casual 6.7%
- #36 Fish Story
75% matchVery Positive87% of 99 reviews2021
Dev: Five Percents
Windows · Linux
Atmospheric underwater game for the whole family! Help the brave fish solve the mystery of the lights!
Why similar: Underwater 41.8% ★, Cute 10.7%, Atmospheric 10.4%, Family Friendly 10.2%, Relaxing 9.6%
- #37 Countryball: Europe 1890
73% matchOverwhelmingly Positive97% of 736 reviews2022
Dev: SHN Games
Windows
Discover the 19th and 20th centuries with countryballs!
Why similar: Strategy 26.3%, Cute 25%, Colorful 18.4%, Atmospheric 17.7%, 2D 8.2%
- #38 Save the Earth
73% matchVery Positive82% of 134 reviews2023
Dev: GameFirst
Windows
Green world simulator. Build good nature strategy. Save the World sandbox game.
Why similar: RTS 56.6%, Strategy 17.9%, Top-Down 17.2%, Casual 8.3%
- #39 Aqua Fish
76% matchMixed46% of 71 reviews2017
Dev: Starodymov
Windows · Mac · Linux
Median: 36 minMean: 5.7 hrs≥1hr: 44%
The underwater world of Aquafish is waiting for you, build a beautiful aquarium buy winning coins in the classic tile-matching puzzle game mode!
Why similar: Strategy 28%, Puzzle 21.4%, Atmospheric 15.7%, Casual 13%, Action 12.6%
- #40 Soup: the Game
76% matchMixed58% of 59 reviews2016
Dev: Dewdrop Games
Windows · Mac · Linux
Median: 3.1 hrsMean: 4.0 hrs≥1hr: 92%
Soup: The Game is a micro-strategy experience in which you wage war against opposing microorganisms. It features minimalistic, intuitive controls and great depth of unit interaction.
Why similar: Strategy 69.9%, Action 30.1%
- #41 Terra Nil
70% matchVery Positive88% of 8,493 reviews2023
Dev: Free LivesPub: Devolver Digital
Windows · Mac · Linux
Median: 3.5 hrsMean: 7.8 hrs≥1hr: 77%
Terra Nil is an intricate environmental strategy game about transforming a barren wasteland into a thriving, balanced ecosystem. Bring life back to a lifeless world by purifying soil, cleaning oceans, planting trees, and reintroducing wildlife, then leave without a trace.
Why similar: Relaxing 20.9%, Puzzle 17.1%, Strategy 16.8%, Atmospheric 14.5%, Cute 9.1%
- #42 Russian Life Simulator
71% matchVery Positive89% of 8,282 reviews2019
Dev: GosDev ProductionPub: Abama Entertainment
Windows · Mac · Linux
Median: 5.2 hrsMean: 15.9 hrs≥1hr: 79%
The most realistic simulator of the life of a Russian person. Collect pension from birth, collect bottles to survive and become part of an exciting life-long story.
Why similar: Relaxing 18.8%, Strategy 18.8%, Atmospheric 18%, Family Friendly 15.4%, 2D 12.8%
- #43 Lazy Galaxy
73% matchMostly Positive79% of 204 reviews2018
Dev: Coldwild Games
Windows · Mac · Linux
Median: 3.4 hrsMean: 19.6 hrs≥1hr: 93%
Lazy Galaxy is a mix between RTS and idle/clicker game. Lead an evil (albeit lazy) alien race to conquer the universe!
Why similar: Idler 45.2%, RTS 17.3%, Real Time Tactics 13%, Strategy 9.7%, Space 9.2%
- #44 A Monster's Expedition
70% matchVery Positive95% of 1,622 reviews2020
Dev: Draknek & Friends
Windows · Mac · Linux
Median: 3.3 hrsMean: 10.2 hrs≥1hr: 74%
An adorable and relaxing open world puzzle adventure for monsters who love to learn about humans!
Why similar: Puzzle 20.8%, Family Friendly 17.3%, Cute 15.6%, Relaxing 15.3%, Atmospheric 12.9%
- #45 Land Above Sea Below
71% matchMostly Positive73% of 147 reviews2023
Dev: Glasscannon StudioPub: Skystone Games
Windows
Land Above Sea Below is an atmospheric building strategy and puzzle game where you have to build your island from tiles in order to raise its height as much as possible, to avoid it getting flooded by the constantly rising sea level.
Why similar: Sandbox 21.1%, Logic 17.3%, Relaxing 12.7%, Puzzle 12.3%, Strategy 10.4%
- #46 Sparkle 2 Evo
72% matchMostly Positive74% of 2,103 reviews2013
Pub: Forever Entertainment S. A.
Windows · Mac · Linux
Median: 2.9 hrsMean: 3.9 hrs≥1hr: 82%
Control the evolution with the touch of your finger. Can you grow the biggest Sparkle in the world?
Why similar: Relaxing 19.6%, Top-Down 18.6%, Atmospheric 16.7%, Colorful 12.1%, Casual 8.8%
- #47 Megaquarium
69% matchOverwhelmingly Positive95% of 3,695 reviews2018
Dev: Twice Circled
Windows · Mac · Linux
Median: 2.5 hrsMean: 15.0 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 46.5% ★, Sandbox 21.5%, Cute 9.3%, Relaxing 8.3%, Family Friendly 5.6%
- #48 Shelldiver
64% matchOverwhelmingly Positive99% of 12,859 reviews2025
Dev: Gagonfe
Windows
Median: 4.0 hrsMean: 4.2 hrs≥1hr: 90%
Take a deep breath and dive right into this cozy incremental game about a senior turtle trying to start a business selling jellyfish. Upgrade your equipment, explore biomes, and help your turtly village!
Why similar: Idler 43.1%, Relaxing 15.5%, Cute 9.5%, Strategy 8.2%, Colorful 7.5%
- #49 HYPERNOVA: Escape from Hadea
71% matchVery Positive80% of 82 reviews2017
Dev: ActaLogic
Windows · Mac · Linux
A colorful but challenging blend of classic RTS and tower defense. Build, expand, research, and defend your alien colony as you race to construct a teleportation device and escape a dying star.
Why similar: RTS 44.7%, Top-Down 15.1%, Cute 11.6%, Strategy 10.6%, Atmospheric 8%
- #50 Intelligent Design: An Evolutionary Sandbox
72% matchMixed45% of 148 reviews2017
Dev: Pill Bug Interactive
Windows · Mac · Linux
Median: 24 minMean: 3.2 hrs≥1hr: 26%
A toy ecosystem with fully simulated genetics and evolution. Will you tinker with DNA or sit back, relax, and see if life finds a way?
Why similar: Idler 44%, Sandbox 27.8%, Relaxing 11.2%, Strategy 9%, Family Friendly 8%
- #51 The Billion Clicker
70% matchMostly Positive72% of 65 reviews2022
Dev: PaulArt
Windows
Could you reach the billion? Idle clicker game with simple goals but very addictive gameplay
Why similar: Idler 22.5%, Real Time Tactics 18.2%, RTS 17.1%, Sandbox 14.5%, Logic 9.3%
- #52 Gnome Online
68% matchMostly Positive76% of 135 reviews2024
Dev: H-Production
Windows
Gnome Online is an innovative, Real-Time, fast-paced, PvP, Sandbox MMORPG.
Why similar: Sandbox 45.3%, Cute 19.8%, Atmospheric 13.7%, 2D 11.4%, Action 9.7%
- #53 Clean the Sea!
68% matchMostly Positive78% of 96 reviews2024
Dev: Backpack Games
Windows · Mac
Make the planet beautiful!
Why similar: Sandbox 50.3%, Relaxing 18.2%, Cute 17.7%, Casual 5.9%, Colorful 4.1%
- #54 World Turtles
69% matchMixed67% of 67 reviews2024
Dev: Re: cOg Mission
Windows · Mac · Linux
The World Turtle carries entire civilizations on its back through outer space, and the gentle Meeps are the only ones on a quest to save it. Cooperation, rather than conquest will save the day, so prepare to harvest, build, research, and explore the void in this wholesome turtleback builder.
Why similar: Real Time Tactics 42.1%, Sandbox 22.2%, Strategy 18%, Family Friendly 17.7%
- #55 Creatura
69% matchMixed67% of 230 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 50.9% ★, Sandbox 24.1%, Relaxing 10.4%, Cute 9.7%, Casual 4.8%
- #56 Feed and Grow: Fish
67% matchMostly Positive78% of 21,066 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 73.6% ★, Sandbox 8.9%, Action 4.1%, Colorful 3.3%, Realistic 3%
- #57 Smelogs Playground
67% matchVery Positive91% of 53 reviews2024
Dev: Nifty Productions
Windows
Smelogs Playground is a Free-to-Play Real-Time Strategy game with charming aesthetics and a simple but effective gameplay mechanism. Take over the playful and rocky Smelogs to compete against each other for fun and honor!
Why similar: RTS 42.4%, Real Time Tactics 19.1%, Strategy 10.7%, Atmospheric 7.4%, Tactical 6.4%
- #58 Aquarist
66% matchVery Positive84% of 1,112 reviews2024
Dev: FreeMind S.A.Pub: PlayWay S.A.
Windows
Median: 2.9 hrsMean: 5.7 hrs≥1hr: 77%
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 33.2% ★, Idler 20.7%, Sandbox 17.7%, Relaxing 9.1%, Family Friendly 8.3%
- #59 Patch me if you can
65% matchVery Positive99% of 236 reviews2025
Dev: Ah Shot ChuPub: Jungle Game Lab
Windows
Patch me if you can is a puzzle adventure where you dive into a game world and manipulate objects however you want. Equip blocks to shrink boulders, move the sun, and thwart Lord's conspiracy. This broken world needs your 'patch'!
Why similar: Top-Down 21.9%, Puzzle 19.6%, Cute 16.9%, Relaxing 15.8%, Colorful 9.7%
- #60 Star Stuff
66% matchVery Positive99% of 182 reviews2024
Dev: Ánimo Games Studio
Windows · Mac
Star Stuff is a deceptively cute programming puzzle game. Program and work alongside bots to tackle the most important (and undoubtedly safest) task in the galaxy: fixing a star factory. Ready for your first day on the job?
Why similar: Logic 24.7%, Puzzle 20.1%, Relaxing 15.1%, Cute 12.6%, Strategy 9%