
Idlequarium
Raise cute fish, sell them at the right time, and turn your coins into rarer species and prettier decorations.
Loved how colorful and cute Aqua Fish can get? These games offer a similar pull for your backlog.
A happy little aquarium that lives on your desktop and keeps growing even while you are away. Hatch and breed fish, decorate your tanks, go fishing with friends, and visit other players' tanks in short, cozy daily sessions. A calm, colorful idle game that asks for a few minutes a day and gives back a tank full of fishy friends.
Colorful, Cute, Relaxing
Feed your fish, collect the coins they drop, and watch the tank turn into a busy little economy. Then an alien shows up and you grab the laser. Insaniquarium Deluxe is a cheerful management game with a mean streak: keep the guppies happy, hatch pets with odd powers, and defend the whole operation from things that want to eat it.
Colorful, Cute, Retro
Design, build and stock your own fish tanks, from a small desktop bowl to a large aquarium for a rich client's living room. Pick the glass, add filters and gravel, then fill the water with angelfish, bettas and goldfish. Work through client jobs or tend a tank of your own, all at a calm, colorful pace.
Colorful, Cute, Relaxing
A little aquarium that lives on your desktop. Raise fish, sell them at the right moment, and spend the coins on decorations and rarer species. It grows while you work, and a glance at it is enough to reset your head.
Colorful, Cute, Relaxing
Build beautiful aquariums, care for exotic marine life, complete creative customer jobs, and grow your own aquarium business into a world-class oceanarium in this relaxing sandbox simulation🪸🐟
Colorful, Cute, Relaxing
Buy a pack of mystery fish, drop them in your tank and watch them grow in real time. Sell the grown ones for profit or keep them earning, chase rare golden and painted variants, and build your aquarium from a starter tank into the setup you always wanted. A cozy idle game about fish, patience and slowly bigger numbers.
Colorful, Cute, Relaxing
Joyquarium is a casual fish-raising idler: buy fry, feed them, sell the grown ones or keep adults earning money in the tank. Collect 144 fish species, hunt rare shiny variants and Fish Kings, and decorate your tanks with plants, driftwood and stones. No cleaning, no water changes, no pressure. Just a pretty tank that hums along.
Colorful, Cute, Retro
A cozy idle aquarium overlay that brings your desktop to life with pixel-art fish. You can hatch, breed, and collect fishes in thousands of genetic combinations. Dress them up with accessories, watch them grow from eggs to adults, and unlock playful upgrades through a skill tree.
Colorful, Cute, Relaxing
A freshwater aquarium simulator with real depth: over 130 fish species with their own personalities, water chemistry that actually matters, and a full aquascaping toolkit. Build the tank you always wanted, watch it come alive, and relax. No timers, no currency, no pressure.
Colorful, Cute, Relaxing
FISHTOPIA is a pixel art style casual game blending idle gameplay with card collection. Discover 12 card types with special effects, featuring 300+ unique creatures and 100+ decorative items. Mix and match vibrant themes to craft your cyberpunk aquatic world.
Colorful, Cute, Retro
A pixel-art aquarium that runs itself. Buy fish cards, let them grow, then keep them for steady gold or sell them for new cards. Nine themed tanks, hundreds of species to collect, a charming shopkeeper, and soft music with white noise for working or studying.
Colorful, Cute, Retro
A tiny aquarium that lives on your taskbar while you work, browse or play something else. Start with a few fish, breed and fuse your way to rare species, decorate the tank and trade on the Steam Community Market. Pixel fish, lo-fi music, and a collection that grows while you do other things.
Colorful, Cute, Retro

Raise cute fish, sell them at the right time, and turn your coins into rarer species and prettier decorations.

Raise colorful fish from fry to adult, hunt rare shiny variants and Fish Kings, and decorate tanks that keep humming along without any chores.

Collect fish cards, watch your pixel tanks fill up, and earn steady gold at your own pace.

In this underwater puzzle game you control fish secret agents Max Flounder and Tina Guppy.

A cozy aquarium where every fish is a collectible card. Open packs, watch your cards come alive in the tank, merge duplicates up to ★10 and complete…

The new adventures of Lucian and his friend XO! This time the friends are traveling through mysterious planets in search of delicacies!

Fish culture in reality is expensive and time-consuming! In this game, your desktop is connected to the sea and lake, where you can purchase various…

Aquarium Days is a cozy fish-collecting game with 60 adorable species, 117 appearances, and 18 aquarium scenes.

A game that let enjoy fish keeping and decorating your aquarium while doing your work

The fish hid. Try to find them all! A very large location.

KOI is an award-winning exploration adventure game that details the story of a small koi on a grand adventure

Hungry fish - an unusual endless adventure as a restless insatiable mysterious fish that feeds on its counterparts.

Watch a quiet aquarium fill with fish while you mix your own soothing soundscape in the background.

A red panda fishes quietly on your desktop while you work, filling a collection of 100 species at your own pace.

A tiny fisher lives in the corner of your screen and catches fish while you get on with your day.

Catch fish, scale them with care and feed a charming cast of customers, while quiet waters hide secrets worth digging for.

Create stunning virtual aquariums on your PC! Our advanced 3D engine brings your fish tank to life with breathtaking realism, featuring lifelike…

Hatch, breed and decorate your own fish, then trade and fish with friends in a few cozy minutes a day.

Raise colorful fish from fry to adult, hunt rare shiny variants and Fish Kings, and decorate tanks that keep humming along without any chores.

Work on your own screen while fish drift by, then spend what you earn on a growing tank.

Take over your grandpa's rundown aquarium and turn it into a thriving fish empire.

Breed pixel fish, decorate their tank and watch your collection grow while you get on with your day.

Design, stock and care for living freshwater tanks, from tiny betta setups to a 3000 gallon monster.

A cozy idle aquarium overlay that brings your desktop to life with pixel-art fish.

Breed pixel fish, decorate their tank and watch your collection grow while you get on with your day.

Vquarium is a relaxing incremental-idle game where you grow your own underwater world on your screen overlay with a virtual assistant.

Take over your grandpa's rundown aquarium and turn it into a thriving fish empire.

Catch fish, scale them with care and feed a charming cast of customers, while quiet waters hide secrets worth digging for.

An idle desktop aquarium game where you buy, feed, and breed fish to discover new species with unique rarities and tiers.

Create your dream aquariums while you do other things in this relaxing idle game that sits on the bottom of your screen.

A cozy aquarium where every fish is a collectible card. Open packs, watch your cards come alive in the tank, merge duplicates up to ★10 and complete…

Work on your own screen while fish drift by, then spend what you earn on a growing tank.

Raise cute fish, sell them at the right time, and turn your coins into rarer species and prettier decorations.

A cozy idle aquarium overlay that brings your desktop to life with pixel-art fish.

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

Watch a quiet aquarium fill with fish while you mix your own soothing soundscape in the background.