Top similar games like Zen Aquarium:

A Good Day Fishing is a gamified focus tool where you catch fish while completing real-life tasks. Reel in and record new species, decorate your favorite cozy fishing spot, and customize your soundscape to create a custom vibe to help you relax and boost concentration.

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!

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.

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.

"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. 

A relaxing idle digging game that sits at the corner of your screen. Work (or don't) while your best friend digs for items, collects treasures and unlocks new biomes and outfits.

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.

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!

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.

Discover a myriad of exotic species in this relaxing aquarium manager. Balance your resources and care for your fish to build the ultimate habitat.

An interactive and cozy raccoon fueled trash digging game for your Twitch viewers. Viewers can dig through your garbage with commands, subs, gift subs, and bit donations. Ideal for keeping chat engaged during content that requires extra attention, or while on long breaks.

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.

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!

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.

Fishing Echoes is a fantasy fishing game where you catch elemental fish to save the realm from a world-devouring maelstrom.

Immerse yourself in a beautifully designed world where you can create, decorate, and manage your very own aquarium while enjoying soothing Lofi music. Whether you're looking to unwind after a long day or boost your productivity, CozyAquarium offers something for everyone.

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.

Fishing simulator in a realistic world

A cozy idle aquarium that lives on top of your screen. Watch fish swim, grow, and interact while you work or relax. Desktank turns your desktop into a peaceful underwater world — float it in the corner or let it take over the whole screen. Just sit back and enjoy the calm.

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

Welcome to your Tavern! A cozy focus tool where you pick a keeper to run the tavern while you work. Customize from floor to fireplace with 200+ items. Pomodoro, custom timers, and to-do list included. Productivity has never felt so magical!

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

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!

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

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.

A relaxed and cozy game with an underwater ocean setting. Collect bubbles and pearls to unlock more and more marine creatures and watch them swim, listen to chill Lo-Fi music and create playlists, and if you want, use a built-in timer and a task organizer for your study sessions.

In this casual idle simulator, you take care of charming pixel-art fish, collect coins to buy decorations that provide uniques bonusses, and create your dream Pixel Aquarium!

Dive into Pelagos: Snap, Learn & Explore Marine Ecosystems!

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.

Dive into an interactive ocean simulation. Lead your flocks to food and safety, watch them play and wander, and have fun together in your cozy little ocean.

A Twitch powered interactive cozy fishing idle game. Add as an overlay for your stream and let your viewers fish with commands, points, bits or subs. Reel in the lurkers and boost viewer engagement passively with a fun interactive game that runs itself while you focus on your content.

A cozy desktop companion game where a cute crocodile fishes for you. Catch all kinds of weird fishes, sell them to upgrade his gears or showcase your impressive catches so that friends can be jealous. Automation is there for busy time, and no distractions, so you can focus on work when needed.

Take charge of a deep-sea wash station for filthy marine giants! Upgrade bizarre bio-industrial tools to scrub whales, dolphins, sharks and other mysterious beasts. Get them spotless before Mr. Claw docks your pay in this relaxing, atmospheric, and satisfying cleaning simulator. Find hidden secrets!

Let's face it, we all were once kids. There was a time when we wanted pets, and there was a moment when we wanted to keep a pet fish. Some of us got what they wanted; some didn't. Some cried, some forgot. Aquario is the game where you can live through this traumatic experience again, or anew.

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.

Work with your pet on the desktop, play with your friends in-game! Weyrdlets is a desktop pet game that blends productivity and play! Customize your pets and homes, hang out with friends, enjoy minigames, and let your pets keep you company on your desktop while you work or study through the day!