Top similar games like Molluscarium:

An idle game about collecting moths.

Relax and collect hundreds of unique frogs and salamanders in this cozy idle game. Watch tadpoles undergo metamorphosis in real-time, customize lush terrariums, and discover rare species. Let your vivarium thrive in the background while you work or study. Start your collection today!

Relax and collect hundreds of unique butterflies and moths in this cozy idle game. Watch caterpillars transform from larva to chrysalis to winged beauty, customize lush greenhouses, and discover rare species from monarchs to atlas moths.

Aviarium is a relaxing sky sanctuary simulation filled with cute birds. Manage your floating aviary with click and idle mechanics, collect resources, and enjoy a pleasant experience in a colorful and peaceful world above the clouds.

Relax and collect hundreds of unique reptiles in this cozy idle game. Watch eggs hatch and babies grow in real-time, customize stunning terrariums, and discover rare species from geckos to chameleons.

Easy Bubbles is a relaxing aquarium simulation filled with cute sea creatures. Manage your aquarium with click and idle mechanics, collect resources and have a pleasant experience in the colorful and peaceful underworld.

An idle pet-collecting clicker game that keeps you company at the bottom of your screen. Click your egg to help it hatch. Grow your collection of pets to unlock upgrades and rarer eggs. Relax to chill Lofi music while you play at your own pace. Will you hatch the shiny variant of each pet?

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!

Flutterfield is a cozy and relaxing idle game. Buy butterflies and raise them in real time, or catch fully grown ones yourself. Unlock, upgrade, and customize habitats while filling your collection with real-life butterfly species!

An aquarium sim you can keep anywhere on your screen while you do other things. Buy endless upgrades, apply trait modifiers, and complete your collection of rare, epic and legendary fish! Buy today or give a gift to someone!

Fish will come, fish will go. Take photos, collect beans, decorate your seascape, then relax or do other things while your friends swim by in this calming side-idler.

Relax in a calm idle incremental aquarium. Buy and feed fish that grow in real time. Sell fish to buy more fry and discover rarer species. Build your oasis: unlock and place decorations, and enjoy fish interacting with them. Your world keeps earning even while you're away

Pond Keeper is a cozy game where you breed, sell and collect colourful fish. Take over a neglected aquatic world and transform it into a thriving paradise! Unlock new biomes, decorate your ponds, discover new species and watch your natural sanctuary flourish.

Ribbit Ranch is a cozy idle simulation game for casual play. Collect over 200 million types of frogs, raise them in real time, and sell them for profit. Customize habitats with decorations, rare species, and ultra-rare special frogs.

🦕 Dino Park is a cozy idle game about collecting dinosaurs! 🦖 Watch your dinosaurs level up in real time, earning more money for your park. Create the perfect environment for your dinosaurs to increase the chance of discovering super rare variants! Can you collect them all?

Whimsy Koi is a cozy idle game where you manage calming koi ponds. Collect various whimsical koi fish and decorate your ponds however you want. Just relax and enjoy the tranquil experience.

"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. 

Birdfull is a small relaxing idle game. Attract birds with feed, try to keep them longer, and discover all of them including the unique ones! Watch the birds, generate more eggs in real time, and customize your cozy bird space.

AquaCorner is a relaxing 3D idle simulation that brings a charming aquarium to your desktop corner! Collect cute fish, nurture them, and decorate their habitat with colorful items. Enjoy this cozy, atmospheric experience and build your dream underwater ecosystem.

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.

Watch and play with quirky critters as they generate loads of money for you in a unique idler/creature collector hybrid.

Croakoloco is a relaxing frog collecting idle game. Watch them jump, croak, and eat delicious flies. Grow frogs, feed frogs, or take control of one in “Froggy Mode” for a more active play style!

Keep on Mining! – Worlds is an incremental mining game where you mine rocks, collect resources, and travel through many unique worlds, finding artifacts, crafting pickaxes, and purchasing many permanent upgrades!

Bunny Clicker is a cozy idle game where you can raise your cute bunnies on a small farm. Breed them, feed and play with them to earn more carrots and improve their quality of life.

Want to build a bunny paradise? Embark on a bunny-filled journey in Usagi Shima, where you transform an abandoned island into a cozy haven for adorable bunnies! Entice fluffy tourists, deck your island with cuteness, and befriend lovable bunnies.

Summon the mighty power of gods in this fun incremental game about chopping down trees on a secluded island by using the forces of nature: earthquakes, sunbeams, tornadoes, hail, lightning strikes and tidal waves! It's Chopping Time!

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.

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).

Join a family of bears and run the buzziest little honey farm! Collect and discover rare bees, bottle honey jars, expand your farm, and watch your flowery field bloom in this cozy idle management sim.

Build and customize your own arcane aquarium in this cozy collection/idler game. Use your magic to summon juvenile cute creepy fish. Tend to them and watch them grow. Make discoveries, expand your collection, decorate your tanks with art and plants.

Draw your own fish and unlock new ways to decorate your aquarium. If you feed them well, they will gain a metallic shimmer as they age. Will you be the one to raise a golden fish in this relaxing sandbox experience?

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

Cats are Money is a cozy idle game in the "Tamagotchi" genre where you manage a farm and collect unique cats into your collection. Take care of your pets, feed them, and play with them. Upgrade your farm, unlock new breeds and businesses.

A cozy idle aquarium game: collect, breed, and sell fish, shape your tank with decorations, grow your economy, and relax while your fish earn for you.

Turn your desktop into a living pond with this peaceful idle overlay. Let koi drift around while you work or relax, drop snacks to see them gather, and unlock rare koi patterns as you spend more time with your little friends.

Feather Land is an idle game that blends productivity tools with a study/work companion. Enjoy calming music, hatch eggs, collect cute birds, and watch a quiet space turn into a landscape full of life, bringing peace and focus to your study or work sessions.