IMHO.

Games like Idlequarium

If Idlequarium is your kind of game, the closest matches are Chillquarium, Tiny Aquarium: Social Fishkeeping and The Fish Corner — picked from the ranked list below. Reviewers single out its chill, cozy and peaceful. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Idlequarium: Idlequarium is a casual simulation game where you raise adorable little fish to earn coins, purchase decorations, and build a fully customized aquarium.The game sits anywhere on your desktop, letting you interact with your live aquarium during work or study breaks.

2025IndieSimulationCasual1.79 USDWindowsby NutsX
Idlequarium — Steam game cover
Players highlight
Collecting hundreds of unique fish speciesCollect over 450 fish and 600 decorationsDecorating and customizing your aquarium tankChillCozyPeaceful

Players who liked Idlequarium also play

Steam players who put hours into Idlequarium also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Chillquarium

    WHY THIS

    Shares fish collection, idle progression, casual and a chill mood with Idlequarium.

    Top pick for Idlequarium fans by collaborative filtering across millions of Steam libraries. Shares Simulation and Casual with Idlequarium.

    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!

    2023SimulationCasual5.99 USDDeck PlayableSteam ↗
  2. Tiny Aquarium: Social Fishkeeping

    WHY THIS

    Shares idle progression, collectible hunting, casual and a chill mood with Idlequarium.

    Second-strongest match for Idlequarium fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Idlequarium.

    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.

    2025IndieSimulationMassively Multiplayer7.49 USDDeck PlayableSteam ↗
  3. The Fish Corner

    WHY THIS

    Third-strongest match for Idlequarium fans by collaborative filtering across millions of Steam libraries. Shares Simulation with Idlequarium.

    Run your own cozy fish shop, collect unique breeds, care for your tanks, and decorate your home. Breed rare fish, manage customers, and grow your store. Build, customize, and create the aquarium life you dream of.

    2026SimulationSteam ↗
  4. Suizokukan Project

    WHY THIS

    Ranked #4 for Idlequarium fans by collaborative filtering across millions of Steam libraries. Shares Simulation and Casual with Idlequarium.

    Turn your desktop into an aquarium! Fish, collect, earn, and decorate your aquarium. Suizokukan Project makes for the perfect companion while you do menial work in your computer.

    2025SimulationCasual3.99 USDSteam ↗
  5. Lured In

    WHY THIS

    Ranked #5 for Idlequarium fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Idlequarium.

    Run your own cozy aquarium! Travel to different places to catch all types of fish. Bring them back for idle profits, or sell them for instant cash. Unlock research for new upgrades, and ascend for powerful bonuses. Customize your character and tanks, and make your aquarium your own!

    2026IndieSimulationCasualSteam ↗
  6. Your Big, Cute Monster Farm

    WHY THIS

    Shares crafting system, idle progression, casual and a chill mood with Idlequarium.

    Ranked #6 for Idlequarium fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Idlequarium.

    Create a farm at the bottom of the screen and enjoy planting and harvesting with your monster companions! They handle all the work—just plan the layout, decorate, and wait for fun crop mutations. Take a break from busy life and enjoy the calm joy of farming.

    2025StrategyIndieSimulation3.99 USDDeck PlayableSteam ↗
  7. Fishlets

    WHY THIS

    Shares fish collection, idle progression, casual and a peaceful mood with Idlequarium.

    Ranked #7 for Idlequarium fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Idlequarium.

    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!

    2024IndieSimulationCasual5.99 USDDeck PlayableSteam ↗
  8. Cornerpond

    WHY THIS

    Shares idle progression, collectible hunting, casual and a peaceful mood with Idlequarium.

    Ranked #8 for Idlequarium fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Idlequarium.

    A chill idle-fishing desktop toy in the corner of your screen. Buy upgrades, catch rare fish, and customize your avatar at your own pace!

    2025IndieSimulationCasual2.99 USDSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below Idlequarium at current Steam store prices.

  1. POSTAL 2

    WHY THIS

    Priced ~45% under Idlequarium on Steam right now. Shares Indie with Idlequarium.

    Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?

    2012ActionIndieAdventure0.99 USDDeck VerifiedSteam ↗
  2. Blood and Bacon

    WHY THIS

    Priced ~45% under Idlequarium on Steam right now. Shares Casual with Idlequarium.

    This Co-op Shooter , has Day and Night levels, multiple maps, players will take on 25 enemy types and numerous bosses, like Gargantuan Monsters and Minibosses every 10 days as you explore, shoot and run for your life against the onslaught of porcine monstrosities.

    2016ActionAdventureCasual0.99 USDSteam ↗
  3. Peggle Deluxe

    WHY THIS

    Priced ~45% under Idlequarium on Steam right now. Shares Casual with Idlequarium.

    Take your best shot with energizing arcade fun! Aim, shoot, clear the orange pegs, then sit back and cheer as 10 whimsical teachers guide you to Peggle greatness.

    2007Casual0.99 USDDeck PlayableSteam ↗
  4. shapez

    WHY THIS

    Priced ~45% under Idlequarium on Steam right now. Shares Indie and Simulation with Idlequarium.

    shapez is an easy-going, minimalistic factory building game about the automation of shapes through extraction and satisfying production lines. Adapt to increasingly complex shapes and grow your factory across an infinitely expanding map. Your only limitation is your creativity!

    2020StrategyIndieSimulation0.99 USDDeck PlayableSteam ↗
  5. Shower With Your Dad Simulator 2015: Do You Still Shower With Your Dad

    WHY THIS

    Priced ~45% under Idlequarium on Steam right now. Shares Indie and Simulation with Idlequarium.

    "Shower With Your Dad Simulator 2015: Do You Still Shower With Your Dad?" is a fast paced shower-simulation where you shower with your 8-bit dad.It's good, clean fun!

    2015ActionIndieSimulation0.99 USDDeck VerifiedSteam ↗
  6. Insaniquarium Deluxe

    WHY THIS

    Priced ~45% under Idlequarium on Steam right now. Shares Casual with Idlequarium.

    The craziest aquarium game ever! Tend to your fish, keep them happy and they'll reward you with coins and jewels. Buy tank upgrades or egg parts which hatch different in-tank pets. These pets can help you feed your fish, collect coins, or even protect against the aliens that will invade your tank.

    2006Casual0.99 USDDeck PlayableSteam ↗
  7. Montaro

    WHY THIS

    Priced ~45% under Idlequarium on Steam right now. Shares Indie and Casual with Idlequarium.

    Montaro is a DOGE.

    2016IndieCasual0.99 USDDeck PlayableSteam ↗
  8. Bejeweled® 3

    WHY THIS

    Priced ~45% under Idlequarium on Steam right now. Shares Casual with Idlequarium.

    The biggest, brightest Bejeweled ever! Discover all-new ways to play the world’s #1 puzzle game. Find your perfect match with 8 breathtaking game modes that meet all your moods.

    2010StrategyCasual0.99 USDDeck PlayableSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Doki Doki Literature Club!

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with Idlequarium.

    The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.

    2017IndieFree To PlayCasualFreeDeck PlayableSteam ↗
  2. Helltaker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Idlequarium.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  3. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with Idlequarium.

    Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?

    2025IndieSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  4. The Murder of Sonic the Hedgehog

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with Idlequarium.

    Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!

    2023IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  5. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Idlequarium.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  6. Our Life: Beginnings & Always

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with Idlequarium.

    A twenty-dollar bill, four summers, fifteen years, and a one of a kind life. Create an experience that’s all your own in this near-fully customizable visual novel where you grow from childhood to adulthood with the lonely boy next door.

    2020IndieFree To PlayCasualFreeSteam ↗
  7. missed messages.

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with Idlequarium.

    ‘goth gf’s iPhone’ airdrops you - accept or decline? A love/horror story about life, death, & memes.

    2019IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  8. NGU IDLE

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with Idlequarium.

    NGU Idle is a Free To Play Idle game that's full of weird humor, tons of upgrades and hundreds of hours of content! Try out NGU Idle today and experience the joy of Numbers Going Up!

    2019IndieAdventureSimulationFreeDeck PlayableSteam ↗

Frequently asked about Idlequarium

Does Idlequarium work on Steam Deck?
Idlequarium is currently rated Unsupported on Steam Deck. It may not launch or may have significant issues that block normal play.
How much does Idlequarium cost?
Idlequarium is listed on Steam at 1.79 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Idlequarium?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Idlequarium are Chillquarium, Tiny Aquarium: Social Fishkeeping, The Fish Corner.
Who developed Idlequarium?
Idlequarium was developed by NutsX and published by Gamersky Games.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Idlequarium.

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