60+ similar titles based on shared tags and player behavior. Themes include Relaxing, Casual, Creature Collector, Cozy.
Buy fish as eggs, raise them in real time, and sell them for profit. Breed your favorites, build a tank that earns through decorations, and complete a collection of 250 species.
Nanoquarium
A whisper-quiet aquarium that lives in the corner of your screen. Collect 200+ real-world fish across tropical, coldwater and reef tanks, breed them for rare strains, run a whole fishroom, and let the tank tick over while you work. No pressure, no fail state — just your fish, drifting.
Chillquarium
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!
A whisper-quiet aquarium that lives in the corner of your screen. Collect 200+ real-world fish across tropical, coldwater and reef tanks, breed them for rare strains, run a whole fishroom, and let the tank tick over while you work. No pressure, no fail state — just your fish, drifting.
Why similar: Cozy 19.2%, Animals 16.4% ★, Creature Collector 15.2%, Idler 10.1%, Collectathon 8%
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: Animals 16.4% ★, Creature Collector 13.5%, Cozy 12%, Collectathon 11.9%, Idler 9.9%
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.
Why similar: Underwater 16.6% ★, Creature Collector 15.9%, Cozy 14.9%, Collectathon 11.5%, Idler 11.2%
Reefling is a calm desktop aquarium that sits in the corner of your screen. Feed your fish with a click, earn shells over time, and collect over 150 pixel-art species. Decorate the tank and watch day turn to night. Your fish never starve and you can't lose, so just relax while you work.
Why similar: Animals 22% ★, Creature Collector 19.9%, Underwater 16% ★, Idler 13.1%, Cozy 8.4%
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 19.2% ★, Creature Collector 14.7%, Cozy 14.2%, Idler 11.6%, Collectathon 11.4%
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 15.3% ★, Creature Collector 14.9%, Cozy 12.1%, Collectathon 10.7%, Idler 10.6%
Stingray Sanctuary is a cozy, relaxing idle game. Hatch stingray eggs, raise your rays in real time, sell them for profit or retire your favorites to paradise. Build a self-sustaining ecosystem that earns money on its own, buy upgrades, and watch your sanctuary thrive while you're away.
Why similar: Underwater 19.1% ★, Creature Collector 17.3%, Idler 15.3%, Animals 14.6% ★, Cozy 12.7%
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.
Why similar: Animals 19.3% ★, Creature Collector 15.5%, Collectathon 11.2%, Cozy 11.2%, Idler 10.9%
A relaxing idle-aquarium garden simulator that sits at the bottom of your screen while you do other things.
Why similar: Underwater 19.9% ★, Decorating 19.5% ★, Idler 12.4%, Cozy 12.2%, Farming Sim 9.8%
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.
Why similar: Decorating 30% ★, Creature Collector 16.1%, Cozy 14.9%, Animals 14.3% ★, Relaxing 5.6%
Breed your creatures to discover new genes to collect. Complete orders for your customers and decorate your ponds to earn the money and reputation needed to travel to new biomes. Restore a neglected aquatic world into a thriving paradise!
Why similar: Decorating 17.1% ★, Underwater 14.4% ★, Creature Collector 13.7%, Collectathon 12.5%, Cozy 12.4%
Have you ever dreamed of tying balloons to little toys and watching them gently lift into the sky? Well, now you can! Unbox all kinds of balloons (hundreds of styles!), pick your favorite items—a radio, a suitcase, a piano, even a car?! —tie them down, send them floating...Ready to float away?
Why similar: Decorating 26.3% ★, Animals 17.7% ★, Creature Collector 13.2%, Idler 11.2%, Cozy 11.1%
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.
Why similar: Creature Collector 17.4%, Collectathon 16.7%, Cozy 16.2%, Idler 13.3%, Farming Sim 7.5%
Buy sharks, raise them, and sell them for profit, or take control of any shark to hunt fish yourself. Collect 150+ real-world species from dwarf lanternsharks to great whites. Spot rare albinos.
Why similar: Creature Collector 22.5%, Idler 15.9%, Underwater 11% ★, Animals 10.5% ★, Cozy 9.2%
Relax and collect over 500 unique molluscs in this cozy idle game. Watch larvae grow into stunning adults in real-time, customize vibrant aquatic habitats across 9 themed packs, and discover rare species from garden snails to deep-sea cephalopods.
Why similar: Creature Collector 17.3%, Underwater 15.6% ★, Cozy 15.5%, Idler 12.1%, Collectathon 11.1%
Build your own cozy desktop aquarium. Collect dozens of charming fish, shrimp and snails, decorate with plants, rocks, lighting and substrate, and watch your little creatures swim, forage and grow. Unlock rare, dreamlike fish — or set them free to drift across your desktop.
Why similar: Animals 30.1% ★, Creature Collector 20%, Idler 17.9%, Collectathon 16%, Nature 3.5%
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.
Why similar: Underwater 19.3% ★, Creature Collector 16.9%, Collectathon 14.1%, Idler 13.3%, Cozy 12.5%
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!
Why similar: Creature Collector 25.5%, Idler 17.6%, Economy 12%, Cozy 10.4%, Collectathon 8.5%
An idle game about collecting moths.
Why similar: Creature Collector 27.8%, Idler 18.9%, Collectathon 10.7%, Relaxing 8.1%, Economy 8%
Wing Haven is a relaxing idle game about building cozy bird sanctuaries. Collect rare and exotic feathered friends, give them plant shelter, and watch them grow in real-time! Progress from a basic enclosure to a beautiful nature preserve in old-growth forest, desert oasis, or wetland climates!
Why similar: Animals 18.3% ★, Creature Collector 13.9%, Cozy 12.6%, Collectathon 11.8%, Idler 10%
Decorate your own aquariums and care for a variety of fish in Fishlets, a cozy fish-collecting sim! Feed, breed, sell, and collect fish and aquatic critters in the virtual tanks mode. Drop into Adventure mode and progress through 7 unique levels, unlocking even more fish while fending off threats!
Why similar: Creature Collector 19.4%, Underwater 18.9% ★, Idler 15.3%, Cozy 12.1%, Economy 7.7%
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
Why similar: Underwater 20.7% ★, Creature Collector 17%, Idler 13.1%, Collectathon 13%, Economy 9.6%
A cozy pixel-art aquarium game about collecting tiny critters, caring for them, trading extras, and decorating living glass tanks. Raise hearts, keep water steady, and use View Mode to safely watch your tanks while critters and decorations keep gently moving. *Not an idle coin game.
Why similar: Decorating 21.2% ★, Underwater 15.9% ★, Creature Collector 14.1%, Animals 13.5% ★, Collectathon 12.7%
The future is chaos - frog attacks everywhere! You're a frog farmer in Potato Pioneer Town, build pond setups to attract different ugly frogs, then snatch them up in your bucket - Yoink! Toss your catches into tanks, fatten them up, and sell for big bucks.
Why similar: Decorating 24.9% ★, Animals 20.8% ★, Creature Collector 15%, Collectathon 7.9%, Resource Management 6.5%
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 game.
Why similar: Cozy 19.5%, Creature Collector 17.6%, Idler 13.3%, Farming Sim 12.1%, Collectathon 10%
Explore, collect, and build your very own cozy museum! In One Coin Museum, travel across the seas and use your claw to grab hidden treasures. Display your finds to attract visitors, grow your reputation, and upgrade your boat to reach even more distant wonders.
Why similar: Decorating 31% ★, Cozy 20.5%, Collectathon 17.1%, Underwater 10.1% ★, Nature 7.9%
Moonfishies is relaxing desktop fish simulator. Customize your dream aquarium, catch new fish and breed unique hybrids!
Why similar: Creature Collector 23.5%, Collectathon 19.5%, Idler 18.6%, Underwater 14.7% ★, Relaxing 6.3%
Raise, care for, and collect adorable tiny monster pets in a relaxing 2D pet-raising game. Watch them grow through cute evolution stages, unlock new Mini Pets, and complete your gallery.
Why similar: Creature Collector 25.5%, Animals 21.1% ★, Idler 17.3%, Cozy 9.8%, Nature 8.7%
Let adorable cats make your desktop their home! Adopt different breeds, care for them, play with toys, prepare meals, and send them on adventures. Whether you’re working or relaxing, enjoy their lively company throughout the day.
Why similar: Creature Collector 20.5%, Animals 18.6% ★, Decorating 18.1% ★, Idler 14.2%, Cozy 10.9%
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.
Why similar: Animals 24.1% ★, Decorating 20.2% ★, Creature Collector 18.4%, Idler 12.9%, Nature 8.6%
Run a cozy capsule shop at the bottom of your screen. Attract adorable animal customers, collect charming capsule toys, create & decorate a relaxing, ambient world. This idle sim brings you small moments of joy with cute companions while you work or study. Make your desktop a place you’d rather be.
Why similar: Animals 20% ★, Creature Collector 15.8%, Cozy 14.8%, Idler 13.2%, Farming Sim 11.2%
Sunshine graces the farm and your birds are a fashion disaster. Breed vibrant ostriches and complete orders by producing the requested colors and patterns. Earn valuable rewards and enhance your farm's genetic diversity. 🌈🥚🐥
Why similar: Animals 28.8% ★, Creature Collector 21.8%, Cozy 17%, Nature 10.3%, Relaxing 5%
Raise hamsters on your screen while using your computer. Gaming, homework, or work—adorable hamsters are with you every moment. 《Hamster Talk》 is an idle social game that coexists on your screen without interruption. Interact with reactive hamsters, chat worldwide, and grow your own little town!
Why similar: Decorating 25.7% ★, Animals 18.8% ★, Creature Collector 13.6%, Idler 11.3%, Farming Sim 7.3%
Wildseed is a relaxing game where you grow plants and build your garden into a haven for cute animals. Keep your animals happy and your plants healthy, find rare variants, and discover the ancient secrets your garden holds - one seed at a time.
Why similar: Animals 25.1% ★, Creature Collector 20.1%, Collectathon 15.9%, Cozy 15%, Nature 8.4%
Animal Onsen is a cozy and relaxing companion game. It lives at the bottom of your screen while you work, study, or unwind. Decorate your onsen, upgrade amenities, and collect adorable animal visitors as you build the perfect retreat, one peaceful moment at a time.
Why similar: Creature Collector 21.6%, Cozy 15.7%, Idler 14.9%, Farming Sim 9.5%, Economy 8.2%
Welcome to the world of Chichi the little mouse! Chichi is a tiny traveler with big dreams, and their only piece of luggage is a little ball. Keep Chichi company while you work or study, and help make their journey more colorful, cozy, and full of surprises.
Why similar: Animals 30.7% ★, Collectathon 20.2%, Idler 19.7%, Cozy 13.1%, Relaxing 4.9%
Cozy Sanctuary is a relaxing pet simulation game where you care for adorable animals living at the bottom of your screen. Grow their food, and keep them happy and fed to attract even more furry friends! They'll stay out of your way while you work or study, but don't forget to give them attention!
Why similar: Animals 16.5% ★, Creature Collector 16.5%, Collectathon 13.6%, Idler 11.8%, Cozy 9.9%
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 26% ★, Cozy 19.5%, Creature Collector 13.9%, Idler 12.8%, Nature 8.7%
Welcome to the laid-back nighttime world of Mischief Moves In. You’re Mischief, a raccoon who has just moved into the neighborhood. Find furniture to decorate your new home. Lend a paw to other animals during your adventure, and don’t worry about causing a little mischief along the way!
Why similar: Decorating 35.3% ★, Animals 23.6% ★, Cozy 14.8%, Collectathon 10.2%, Relaxing 6.1%
Virtual pets, WITHOUT the responsibility! Collect cute marimo moss balls and care for them on your schedule. They will always stay alive for you! Switch to Desktop Pet Mode and your Momos will keep you company on any digital space (including livestreams!) There’s a multitude of moss to amass!
Why similar: Decorating 23.2% ★, Animals 16.7% ★, Creature Collector 15.5%, Cozy 14%, Collectathon 12.4%
Mothkeep is a short singleplayer moth documenting game where you step into a peaceful nature sanctuary and discover its native moths, one journal entry at a time. ✒️🦋
Why similar: Creature Collector 26.8%, Cozy 24%, Nature 13.6%, Animals 12.7% ★, Collectathon 6.3%
Racc & Roll is a co-op metal detecting hangout game. Play as a raccoon and sweep a treasure island for 500+ unique collectables. Uncover the stories hidden behind these discarded relics; Build a secret hideout with your friends.
Why similar: Decorating 29.3% ★, Animals 20.4% ★, Cozy 19.4%, Collectathon 17.4%, Relaxing 5.2%
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.
Why similar: Cozy 17.4%, Creature Collector 14.7%, Idler 14.2%, Farming Sim 9.5%, Nature 8.8%
"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: Creature Collector 17.2%, Underwater 16.5% ★, Cozy 14.9%, Collectathon 14.1%, Idler 12.3%
Build tanks worth livestreaming to a growing fanbase, pull in sponsors for rarer fish and decor, and get to know a cast of fish who each have a personality of their own. Grow from hobbyist to world-renowned aquarist.
Why similar: Creature Collector 28.4%, Idler 19.5%, Underwater 15.1% ★, Cozy 14.5%, Relaxing 4.5%
Bring a cozy animated cat to your Windows desktop. Care for your companion, play with toys, decorate every screen, unlock new cats and achievements, and play mini games while normal apps stay unobstructed.
Why similar: Animals 22.3% ★, Creature Collector 16.8%, Decorating 16.7% ★, Idler 12.9%, Cozy 12%
Start your new life as a caretaker for an island of frogs in this cozy creature-collector! Build your dream island, discover magical wildlife, and uncover the island's many hidden secrets, to try and piece together the past life you've somehow forgotten.
Why similar: Decorating 23.9% ★, Creature Collector 19.2%, Cozy 13%, Farming Sim 12.2%, Nature 9.7%
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.
Why similar: Creature Collector 25.3%, Idler 17.4%, Underwater 11.7% ★, Economy 9.2%, Nature 7.3%
Hatch mystery eggs, watch fish grow to reveal their hidden rarity, and collect the rarest ones in a cozy aquarium you can relax with in the background.
Why similar: Underwater 24.4% ★, Creature Collector 22.3%, Cozy 19.8%, Idler 15%, Relaxing 5.7%
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: Creature Collector 17.4%, Underwater 16.1% ★, Collectathon 15.2%, Idler 12.7%, Economy 9.1%
The Regreening is a cozy simulation game about restoring nature in a soilpunk fairytale. Grow plants to create living ecosystems, become friends with ancient spirits, make your own upcycling hub, and hug ALL the animals! Can you transform this deserted world into a joyful home again?
Why similar: Decorating 28% ★, Animals 21.8% ★, Cozy 15.8%, Farming Sim 10.5%, Nature 8.3%
Turn this desert planet into a lush green habitat! Find seeds, manage water, and improve the soil levels. Sadly, you were sent on this mission with woefully insufficient equipment, so you will have to harness the most potent resource on the planet: a flowery species of sheep, and their poop.
Why similar: Collectathon 17.5%, Creature Collector 16.7%, Farming Sim 14.9%, Animals 14.8% ★, Nature 8.4%
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?
Why similar: Creature Collector 21.7%, Idler 17.5%, Economy 10.2%, Collectathon 9.8%, Cozy 8.3%
Summon and study witches’ familiars in this charming creature collection game. Gather dragons, spirits and more in your quest to complete your magical grimoire. Watch them enchant your screen without intruding while you work, study or relax. With over 100 variations there’s a favourite for everyone!
Why similar: Cozy 20.7%, Creature Collector 20.1%, Idler 16.9%, Collectathon 14.7%, Farming Sim 9.7%
A virtual companion that lives on your desktop and shares your clock. MONjis grow in real time, from an egg to a grown-up adult shaped by time-based events and small choices. Explore new places, loot parts and craft unique visual mods for your device to show your personality. MONji grows on you !
Why similar: Decorating 29.6% ★, Creature Collector 16.9%, Cozy 16.5%, Collectathon 12.4%, Idler 10%
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!
Why similar: Creature Collector 25%, Idler 16.6%, Collectathon 14.8%, Cozy 14%, Nature 6.9%
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.
Why similar: Creature Collector 19.5%, Cozy 17.3%, Idler 13.6%, Collectathon 12.6%, Nature 7.4%
AquaFantasia is an engaging and soothing idle game. Begin your aquatic adventure by purchasing a variety of small fry, raise and sell them. You can customize fantasy oceans with rare fishes to create your own aquarium.
Why similar: Creature Collector 21.3%, Underwater 20.1% ★, Idler 14.2%, Farming Sim 10.9%, Economy 10.8%
Swim, dive, and explore as a curious sea otter far from home. Meet charming animals, discover hidden places, use tools, and solve light challenges as you make your way back with your favorite rock by your side.
Why similar: Animals 29.7% ★, Underwater 25.6% ★, Cozy 18.2%, Nature 7.3%, Relaxing 6%
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 23.6% ★, Collectathon 17.3%, Idler 17.2%, Creature Collector 15.3%, Relaxing 6%
