
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!
60+ similar titles based on shared tags and player behavior. Themes include Casual, Cute, Relaxing, Colorful.

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!

Microcosmum: survival of cells
Microcosmum: survival of cells. Join the wonderful and amazing world of microorganisms.

Fantasy Aquarium
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.
Microcosmum: survival of cells. Join the wonderful and amazing world of microorganisms.
Why similar: Underwater 25.4% ★, RTS 19.5%, Real Time Tactics 18.1%, Strategy 6.9%, Relaxing 6.6%
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 21.2% ★, Point & Click 16%, Anime 12%, Relaxing 11.3%, Simulation 9.5%
A relaxing co-op restoration game where you vacuum waste, rebuild ecosystems, and watch nature return in real time. Play solo, with friends, or in online multiplayer sessions with up to 25 players. Community gameplay can help support real environmental initiatives with no extra spending required.
Why similar: Online Co-Op 19.5%, Nature 17.6%, Simulation 14.1%, Family Friendly 10%, Exploration 8.9%
Make the planet beautiful!
Why similar: Nature 29.8%, Exploration 17.1%, Relaxing 13.1%, Cute 12%, Simulation 9.6%
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 37.9% ★, Building 17.9%, Simulation 10.8%, Cute 8%, Relaxing 7.5%
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 51.7% ★, Nature 17.5%, Relaxing 9%, Simulation 7.4%, Cute 5.5%
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 53.1% ★, Relaxing 13.3%, Cute 10.9%, Exploration 8%, 3D 5.9%
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 38.2% ★, Simulation 12.6%, Relaxing 9.7%, Nature 8.9%, Casual 6.7%
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 41.8% ★, Relaxing 13%, Simulation 12.5%, Family Friendly 11.2%, Cute 10.1%
Survive the treacherous sea in this quirky multiplayer shooter game! Play solo or team up and fight off Cthulhu's minions. Master a unique recoil-based mechanic to blast enemies and chart your course. Mix and match upgrades to craft the perfect sea-surviving strategy!
Why similar: Online Co-Op 22%, Relaxing 21.1%, Cute 19.9%, Funny 16.9%, Casual 14.1%
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 40.3% ★, RTS 23.1%, Nature 16%, Strategy 10.1%, 3D 5.5%
Kraken Cleaning is an incremental game where you clean the ocean as a giant kraken. Collect trash, recycle it into pearls, unlock abyssal powers, and free ocean creatures that help your cleanup operation.
Why similar: Underwater 47.3% ★, Relaxing 14.9%, Cute 13.7%, Casual 9%, 2D 8.1%
Play with friends in a cozy base-building adventure! Take care of adorable creatures — Morps, explore, discover new species, grow crops, fish, build relationships with your crew, decorate your perfect home, and automate production along the way!
Why similar: Building 31.2%, Family Friendly 22.2%, Exploration 17.7%, Cute 17.6%, Casual 11.3%
In Manic Mechanics, up to four players pull on their overalls and head to the auto-obsessed Octane Isle, looking to make a name for themselves as travelling mechanics. Whether played solo or with friends, co-op or versus, Manic Mechanics has plenty of comedic chaos to go around!
Why similar: Family Friendly 25.9%, Funny 19%, Simulation 16.9%, Cute 16.4%, Casual 11.6%
🦀Crustacean Nations🦀 is a real-time strategy game about total crab warfare. Build a sprawling sand castle and amass huge armies to dominate the beach and become the one true crustacean nation!
Why similar: RTS 33.4%, Strategy 18.2%, Funny 13.7%, Building 11.9%, Casual 9.8%
Take over a bakery! Establish production lines for farming, fishing, and baking to create delicious treats! Fulfill missions to earn rewards. Recruit helpers, expand production, and decorate the bakery and homes. Restore Starlight Island to its former glory—one delicious dessert at a time!
Why similar: Point & Click 22.3%, Building 17.3%, Anime 14.7%, Simulation 13.1%, Relaxing 9.9%
Trash Sailors is a hand-drawn co-op sailing adventure for one to four players. Create the trashiest team in history, in online or local co-op and find your way in the aftermath of a great trash tsunami.
Why similar: Online Co-Op 30.4%, Family Friendly 26.1%, Funny 16.7%, Cute 16.3%, Casual 10.5%
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: Nature 31.7%, Relaxing 18.4%, Strategy 17.2%, Family Friendly 10.3%, Atmospheric 7.9%
Healing Spree is a tongue-in-cheek hospital simulator featuring co-op for up to 4 players. Play as doctors on call to diagnose, help, and treat as many patients as humanly possible while maintaining your sanity AND friendships!
Why similar: Strategy 16.2%, Online Co-Op 15.6%, Family Friendly 14.4%, Cute 13.3%, Funny 12.5%
A relaxing strategy game featuring unconventional gameplay. Your objectives include development, evolution, border expansion and protection of your hive.
Why similar: Strategy 16.6%, Real Time Tactics 16.4%, Simulation 15.9%, RTS 14.8%, Building 10.6%
Rescue the scared little Ragamuffins from the human world and clean up all evidence of their existence. Mop stains, burn poop, and get rewarded with high tech gear and upgrades. Save enough, and you can even expand your home, decorate it, and live happily ever after with your fluffy little friends!
Why similar: Online Co-Op 24.5%, Simulation 16.8%, Relaxing 16.3%, Family Friendly 15.3%, Cute 12.5%
One 4 All, All 4 One, This is a game that checks your ability to be considerate to make the world a little more peaceful.
Why similar: Simulation 56.9%, Casual 34.4%, Funny 8.8%
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 25.7%, Nature 17.6%, Family Friendly 12.5%, Strategy 11.6%, Building 10.5%
Play as an Octopus scientist fighting off sunken skeletons in this frantic aquatic Tower Defense! Discover sea life turrets from unique biomes: Pistol Shrimp! Navy Seal! Death Ray! Deploy turrets whilst dodging enemy bullets as you venture the seven seas!
Why similar: Underwater 59.9% ★, Strategy 15.4%, Cute 13%, Casual 7.5%, 2D 4.2%
Build and manage the ultimate Japanese hot springs inn.
Why similar: Building 24.2%, Simulation 15.3%, Real Time Tactics 14.9%, RTS 13.7%, Strategy 8.9%
A party game that supports online multiplayer for up to 8 players, where you can also create mods together. It features asymmetric gameplay with cute animals and the beloved platforming fun.
Why similar: Online Co-Op 23.7%, Family Friendly 17%, Funny 15.3%, Cute 13.5%, Relaxing 13.3%
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 39.1% ★, Building 17.1%, Family Friendly 13.7%, Simulation 12%, Relaxing 11.8%
You're a mushroom. Your friends are mushrooms too. Grow big, enjoy the rain, watch out for worms and the forager with a basket. No quests, no bosses. Just you, the forest, and that worm that crawled up at the wrong moment again.
Why similar: Simulation 15.7%, Nature 13.6%, Family Friendly 11.2%, Exploration 11.2%, Cute 9.7%
Sail, scavenge, and rescue survivors in a vibrant floating city-builder. Captain your drifters across the endless garbage sea to uncover soaked ruins, rusting factories, and stories from the old world.
Why similar: Nature 25.1%, Building 24.7%, Strategy 14.4%, Cute 13.9%, Exploration 13.7%
Start an epic world-building adventure with Nekokami! Architect beautiful, peaceful worlds in a far-future universe ruled by Cats. Befriend wondrous yet whimsical spirits of nature. Restore and manage extinct Humans. With Cats in charge, what could POSSIBLY go wrong?
Why similar: Nature 23.6%, Building 20.2%, Cute 14.4%, Relaxing 11.6%, Funny 10.2%
Using Critter Crunch's 'Food Chain' mechanic, players will eat their way through a smorgasbord of levels and gorge on a feast of modes, including Co-op and Versus multiplayer.
Why similar: Nature 21.5%, Family Friendly 17.3%, Online Co-Op 16.4%, Cute 13.5%, Casual 8.8%
Subsiege is an intense real-time tactic game with focus on massive 12 player battles. In a grasping deep sea world, you command a hand-picked squad of hero-like units to contend merciless sea monsters and fierce competitors while your oxygen runs out with every breath. Can you stand the pressure?
Why similar: Underwater 41.2% ★, RTS 26.9%, Real Time Tactics 17.7%, Strategy 9.7%, Online Co-Op 4.4%
Green world simulator. Build good nature strategy. Save the World sandbox game.
Why similar: RTS 32.8%, Simulation 18.3%, Strategy 17.5%, Nature 13.5%, Casual 10.3%
A chaotic “Goofylike” co-op cleaning sim for up to 4 players. Purr cats, cast spells, clean messes, craft weird tools, and cause trouble in equal measure. Your mission? Make it shine or at least less disgusting.
Why similar: Online Co-Op 28.4%, Simulation 19.4%, Funny 17.3%, Family Friendly 16.1%, Casual 10.3%
Virtual co-working with friends or strangers all over the world! Digital pals hang out at the bottom of the screen while you work, study, and get stuff done. Includes productivity tools, hangout spots, breaktime games, and more!
Why similar: Online Co-Op 16.1%, Family Friendly 13.9%, Anime 13.5%, Relaxing 13.1%, Simulation 11.3%
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 29.6% ★, Point & Click 18.7%, Nature 15%, Relaxing 11%, Family Friendly 9.8%
Meet silly seals, eat fibsh, swim, and relax!
Why similar: 3D Platformer 21%, Family Friendly 15.7%, Funny 15.6%, Cute 15%, Exploration 14.1%
Witchtastic is a challenging 2-4 player coop game about brewing and delivering magic potions as fast as possible. Take on the role of aspiring witches and experience charming adventures. Need a break from all the yelling of your friends? You can practice in a single player campaign as well!
Why similar: Online Co-Op 28.4%, Family Friendly 18.2%, Funny 15.8%, Cute 11.9%, Simulation 10.1%
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 33.7% ★, Simulation 13.9%, Nature 13%, Relaxing 10.6%, Casual 7.5%
Diluvian Winds is a relaxing management game set in a small hamlet at the foot of a lighthouse. Welcome weary travelers and work together to expand your hamlet on land, under the sea, or among the clouds.
Why similar: Building 21.2%, Nature 18.1%, Strategy 13.7%, Relaxing 11.8%, Cute 11.3%
Run your own 60s-inspired space-age alien airlines in this randomly-generated chaotic 1-to-4-player local and online co-op game!
Why similar: Online Co-Op 25.7%, Family Friendly 19.4%, Simulation 16.7%, Funny 15.7%, Cute 13.2%
Penguin Helper is your chance to go to the South Pole, become a hero for penguins and enjoy a peaceful atmosphere
Why similar: Nature 19.8%, Online Co-Op 16.5%, Relaxing 13.6%, Cute 11.9%, Simulation 9.9%
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 40% ★, Nature 19.1%, Relaxing 10.9%, Cute 9.5%, Simulation 8.9%
Command a swarm of intelligent robots in their quest to save the world. Mine resources, manage, and defend multiple bases. Go on expeditions, fight in auto-battles, research new technologies, and create your army of golems to bring back the light.
Why similar: Building 31.7%, Strategy 19.1%, Simulation 15.9%, Family Friendly 13.1%, Cute 12.1%
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 23.8% ★, Nature 20.1%, Relaxing 11.7%, Cute 10.2%, Simulation 10.1%
Go wild with your BFFS in your ultimate cozy getaway! Yank up hilariously plump veggies, reel in giant flappy fish, bump into adorable little animals, and unlock a bunch of weird and wonderful toys! If you feel like it, doing absolutely nothing on the beach is exactly what you're supposed to do!
Why similar: Online Co-Op 20.6%, Relaxing 19.1%, Cute 15.2%, Funny 15.2%, Casual 10.7%
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 41.9% ★, Building 16.2%, Nature 16%, Simulation 10.3%, Relaxing 10.2%
Dive into a fintastic culinary adventure where fish serve fish dishes to fishes, and scale new heights of seafood fun with your friends in this cooperative cooking game!
Why similar: Cute 23.5%, Funny 23.5%, Casual 19.3%, 3D 18.5%, Family Friendly 15.2%
A city-building game where you build a penguin settlement and satisfy the various needs of your penguins while dealing with seals and killer whales. Enjoy the growth of your settlement, become the king, and lead the United Penguin Kingdom.
Why similar: Strategy 19.3%, Building 17.7%, Relaxing 15%, Cute 11.3%, Funny 10.9%
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 43.6% ★, Casual 11.5%, Point & Click 8.6%, Family Friendly 7.7%, Simulation 7.2%
A cozy online incremental idle game you can play with your friends at the bottom of your screen. Customise, play mini games, earn & spend!
Why similar: Building 17.5%, Point & Click 16.3%, Relaxing 14.3%, Cute 11.8%, Online Co-Op 10.4%
Fueled Up is a chaotic couch co-op spaceship recovery game for up to four players. You and your crewmates must fuel, fix and rescue damaged spaceships before the evil space octopus gets its tentacles on them!
Why similar: Online Co-Op 34.3%, Funny 20.4%, Cute 17.8%, Family Friendly 15.2%, Casual 12.3%
As a player, you become Sacabambaspis and live each day with your fellow Sacabambaspis, growing and evolving by swimming in the sea and eating plankton. Progress through the story with your companions in Sacabambaspis, and see what happens in the end.
Why similar: Underwater 52.1% ★, Exploration 16.6%, Nature 13.9%, 3D 9.1%, Online Co-Op 8.4%
"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 43.5% ★, Family Friendly 12.8%, Relaxing 12.6%, Cute 9.8%, Simulation 9.7%
Strategy co-op online multiplayer game about living on a spaceship with your roommates. You'll need to generate resources, take care of a deadly alien infestation, upgrade your appliances and build your sustainable space home. Living together is never easy, especially when you are in outer space!
Why similar: Strategy 48%, Casual 28.4%, Online Co-Op 17.9%, Funny 5.7%
Step into the tiny metaphorical shoes of a Muri, entrusted with the important task of exploring, cleaning, and restoring a corrupted and decaying beach, one sparkling satisfying patch at a time, in this cute cozy mini-adventure - Project Shoreline!
Why similar: Nature 20.8%, Family Friendly 14.8%, Relaxing 14%, Cute 12.7%, Exploration 12.1%
Join up to three friends in this mouse-sized adventure! Explore, gather resources, solve puzzles, and battle enemies as you try to bring your kidnapped brothers and sisters home.
Why similar: Online Co-Op 36.9%, Nature 22%, Casual 17.5%, Cute 13.8%, 3D 9.8%
Play as different fish, devour opponents in the ruthless underwater world of survival of the fittest, and evolve your abilities.
Why similar: Underwater 53.8% ★, 3D Platformer 17.1%, Anime 9.2%, Casual 7%, 3D 6.7%
Protect the environment, and save it from harm! Give commands to the animals, observe their rituals and help them survive. Face different disasters, react to human presence and help the animal kingdom flourish in this unique, environmental experience!
Why similar: Nature 17%, Relaxing 11.7%, Strategy 11.6%, Exploration 10.9%, Family Friendly 10.7%
Team up with your friends and build a thriving trade empire in this CO-OP strategy and economy simulation set on a lively island. Begin with a small market, share tasks, manage production chains, raise livestock, and dominate the economy together through changing seasons and dynamic festivals!
Why similar: Online Co-Op 20.9%, Building 20.4%, Nature 17.6%, Simulation 14.2%, Strategy 12.4%