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. 

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!

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

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.

Cast into peaceful waters, guide your lure beneath the surface, and reel in fish of every size in FishyFox! Experiment with different bait and equipment, discover new species, chase trophy catches, and fill your personal aquarium in this cozy fishing adventure.

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.

Every tool for deep work in one app — pomodoro, to‑dos, calendar, habits, notes, subscription tracking, and a lightweight spreadsheet you'll actually use — wrapped in lo‑fi music and a living sea. Pop any tool onto a second monitor; export to CSV anytime. Buy once, no subscription, works offline.

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!

Transform a barren seabed into a vibrant, colorful coral reef! Manage your resources to unlock new marine species, grow your ecosystem, and build your ultimate underwater paradise while listening to soothing soundtracks.

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.

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!

CELESTAY is a calm idle building game where you fish for materials and grow your home toward the sky. In a world sunk beneath the sea, you stack pieces of a house and spend quiet days fishing and watching the stars. The higher you build, the more constellations and memories fill your world.

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!

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.

Make some lemonade and set sail in this cozy fishing incremental game. Catch weird fish across colorful locations, upgrade your gear, rebuild Starlight Cove back to its former glory, and defeat the evil shark that stole your grandfather's greatest treasure years ago.

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

Open packs to collect a variety of shrimp, then breed them to discover even rarer ones. Decorate your own aquarium and watch your shrimp slowly grow in this cozy aquarium game.

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.

Dive Log is an idle treasure-hunting game driven by a pomodoro timer: every stretch of focus becomes a deep-sea voyage. Collect treasures, upgrade your submarine and hunt the relic hidden in each sea. Play your own music and ambience, and design the sea's treasures to share with other captains.

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

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.

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.

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!