Top similar games like ABYSSRIUM:

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.

A relaxing idle-aquarium garden simulator that sits at the bottom of your screen while you do other things.

Let Growmon Island live on your desktop while you work: hatch eggs, raise Growmons through growth stages, evolve them, then sell for coins or keep for passive boosts. Build and decorate your island at your own pace.

This is not Bird Game 3! Build and manage a relaxing bird sanctuary. Collect and raise diverse bird species, and unlock hidden species by gathering feathers. Customize your Birdtopia with themes like forests and islands, and watch your birds thrive in this casual, idle game.

Fish Companions is a relaxing idle game that brings colorful life to your desktop. Adopt your own digital fish to keep you company. Raise your companions, unlock aquariums, explore new oceans filled with more fish, and collect them all! Hang out with your friends to enjoy even more companionship!

Desktop Reptiles is a cozy desktop idle reptile sim. Care for a leopard gecko, decorate and upgrade its enclosure, unlock gear and terrarium layouts, and let a quiet reptile habitat bring relaxing moments to your busy workday.

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.

Moonfishies is relaxing desktop fish simulator. Customize your dream aquarium, catch new fish and breed unique hybrids!

Aquarium Days is a cozy fish-collecting game with 60 adorable species, 117 appearances, and 18 aquarium scenes. Keep your aquarium in a small window on your desktop, or set it as an animated wallpaper.

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!

Relax and collect over 500 unique mammals in this cozy idle game. Watch babies grow into magnificent adults in real-time, customize warm woodland habitats across 9 themed packs, and discover rare species from tiny shrews to great whales.

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.

Adopt a cute pet spider that lives anywhere on your desktop! Team up to discover unique bugs, decorate their web, and unlock adorable spider hats as you work or relax.

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.

Run a cozy flower shop alongside Alice, right on your desktop. Grow plants, watch them bloom, and slowly turn an empty corner into a warm, living space. A gentle companion game designed to keep you company while you work or relax.

A creature collection game that sits at the bottom of your screen & fits easily into your routine. Whether you're working, studying, or relaxing, Whimside is always ready to offer you a cozy escape. Capture rare creatures, create new species & decorate your whimsical space!

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

A chill clicker-idle stars hunting and constellations creation game that sits in the corner of your screen. Feel free to daydream while you are working or doing something else.

A desktop pet you actually raise. A papercraft creature lives in a little window while you work — and behind its door: a whole town, a 99-form collection, and a family story that outlives every pet.

Relax and collect over 500 unique dinosaurs in this cozy idle game. Watch hatchlings grow into towering giants in real-time, customize prehistoric habitats across 9 themed packs, and discover rare species from tiny raptors to mighty sauropods.

Raise your own desktop companion! Feed, decorate, collect cute accessories, open surprise packs, and watch your virtual pet grow while it keeps you company throughout the day.

A cute gecko lives on your screen! Capture bugs, keep them for special bonuses or sell them to buy upgrades and customize your gecko. Watch it wiggle while you work or play!

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.

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!

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

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.

BuGarden is a cozy flower garden that lives at the bottom of your screen! Plant seeds, water and fertilise them at your own pace, harvest cute fruits and flowers, and swat some pesky bugs. No stress, no mess. A friendly companion moving at a snail’s pace.

Daily Botanica is a relaxing desktop idler about raising mysterious plants. Pet and water each seedling, discover what makes it flourish, and arrange a living collection around your screen - even while you work, study, or step away.

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.

300+ lifelike bugs to collect and grow—breed them to unlock rare species! Customize your terrarium with 300+ landscaping items and 70+ backgrounds. A tiny, soothing nature escape on your screen!🦋🐌🦗🐝🐞🐛🦐

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.

Mushrooms of all kinds—adorable, quirky, and even some with unique abilities—are spring up randomly on your computer! Collect and nurture them, then decorate with various objects to create your own cozy mushroom haven, keeping you company while you work, study, or simply unwind.

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.

On a cozy corner of your desktop, build a miniature world that is uniquely yours. Watch diverse creatures arrive and thrive, with the gentle rhythm of nature keeping you company as you study, work, and relax.

Plunge into the tranquil existence of the sweet poolside life with the amazing company of peaceful Rubber Sharks. This adventure invites you to revel in the bliss of your cherished poolside sanctuary. But could there be a mystery hidden in this peaceful scene, or even more?

More than a desktop pet! It reacts to your activity, reveals a daily reflective message, and surrounds you with ambient nature soundtracks. Customise panda size that suits your desktop, watch its signature snowball arrival, and discover why this little cutie has a habit of stealing your attention.