IMHO.

Games like Cozy Island Idle

If Cozy Island Idle is your kind of game, the closest matches are Joyquarium, Monsters Idle RPG and Moon Fishies — 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 Cozy Island Idle: 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.

2024IndieSimulationRPGCasual1.79 USDDeck PlayableWindows · macOS · Linuxby Overaction Game Studio, ReiVax
Cozy Island Idle — Steam game cover
Players highlight
Aquarium acts as a relaxing screensaverAutomates fishing with idle progressionCollecting and displaying rare fish in your personal aquariumChillCozyPeaceful

Players who liked Cozy Island Idle also play

Steam players who put hours into Cozy Island Idle 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. Joyquarium

    WHY THIS

    Shares auto battle, idle progression, casual and a chill mood with Cozy Island Idle.

    Top pick for Cozy Island Idle fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Cozy Island Idle.

    Joyquarium is a relaxing casual fish-raising game. Buy various cute fry and sell them at a high price after they grow up. With the money you earn, you can purchase aquatic plants, driftwood, scenery stone, etc. to decorate your tank (you can freely adjust the color, size, and position).

    2025IndieSimulationCasual1.79 USDDeck PlayableSteam ↗
  2. Monsters Idle RPG

    WHY THIS

    Shares auto battle, idle progression, casual and a whimsical mood with Cozy Island Idle.

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

    Monsters Idle RPG is a cozy and relaxing idle game where you collect monsters, deploy them in battles, gather resources, and sell them to earn profits! Explore Arcanium as you advance from a basic starter monster to your favorite companion by expanding your collection.

    2023StrategyIndieAdventure2.99 USDDeck PlayableSteam ↗
  3. Moon Fishies

    WHY THIS

    Third-strongest match for Cozy Island Idle fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Cozy Island Idle.

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

    IndieSimulationCasualSteam ↗
  4. Chillquarium

    WHY THIS

    Shares idle progression, collectible hunting, casual and a chill mood with Cozy Island Idle.

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

    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 ↗
  5. Molluscarium

    WHY THIS

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

    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.

    2026IndieSimulationCasualSteam ↗
  6. Easy Bubbles

    WHY THIS

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

    Easy Bubbles is a relaxing aquarium simulation filled with cute sea creatures. Manage your aquarium with click and idle mechanics, collect resources and have a pleasant experience in the colorful and peaceful underworld.

    2025IndieSimulationCasual3.59 USDSteam ↗
  7. Bottled by Bears

    WHY THIS

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

    Join a family of bears and run the buzziest little honey farm! Collect and discover rare bees, bottle honey jars, expand your farm, and watch your flowery field bloom in this cozy idle management game.

    2026IndieSimulationCasualSteam ↗
  8. Fishing Echoes

    WHY THIS

    Ranked #8 for Cozy Island Idle fans by collaborative filtering across millions of Steam libraries. Shares Simulation and RPG with Cozy Island Idle.

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

    2026AdventureSimulationRPGSteam ↗

Cheaper alternatives

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

  1. POSTAL 2

    WHY THIS

    Priced ~45% under Cozy Island Idle on Steam right now. Shares Indie with Cozy Island Idle.

    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 Cozy Island Idle on Steam right now. Shares Casual with Cozy Island Idle.

    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 Cozy Island Idle on Steam right now. Shares Casual with Cozy Island Idle.

    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 Cozy Island Idle on Steam right now. Shares Indie and Simulation with Cozy Island Idle.

    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 Cozy Island Idle on Steam right now. Shares Indie and Simulation with Cozy Island Idle.

    "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 Cozy Island Idle on Steam right now. Shares Casual with Cozy Island Idle.

    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 Cozy Island Idle on Steam right now. Shares Indie and Casual with Cozy Island Idle.

    Montaro is a DOGE.

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

    WHY THIS

    Priced ~45% under Cozy Island Idle on Steam right now. Shares Casual with Cozy Island Idle.

    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 Cozy Island Idle.

    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. Bongo Cat

    WHY THIS

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

    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 ↗
  3. 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 Cozy Island Idle.

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

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

    WHY THIS

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

    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 ↗
  5. 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 Cozy Island Idle.

    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 ↗
  6. missed messages.

    WHY THIS

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

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

    2019IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  7. NGU IDLE

    WHY THIS

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

    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 ↗
  8. Travellin Cats in Paris

    WHY THIS

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

    Find 100 cats hidden in Paris, France in this cute hand-drawn hidden object game by Travellin Cats - the original viral hidden cat game creator!

    2023IndieFree To PlayCasualFreeDeck VerifiedSteam ↗

More from Overaction Game Studio

Other recommendable Steam games by Overaction Game Studio, ranked by review count so the studio's hits land first.

  1. Caapora Adventure - Ojibe's Revenge

    WHY THIS

    Another title from Overaction Game Studio, the studio behind Cozy Island Idle. Shares Indie and RPG with Cozy Island Idle.

    Discover a magical world inspired by the Amazon rainforest, filled with secrets, puzzles, and mythical creatures from Brazilian folklore.

    2022ActionIndieAdventure3.99 USDSteam ↗
  2. The Gorcs' Forge

    WHY THIS

    Another title from Overaction Game Studio, the studio behind Cozy Island Idle. Shares Indie and Simulation with Cozy Island Idle.

    The Gorc's Forge is a short management game where you take the role of the globin Zrurk, the best blacksmith in the Kingdom and leader of the Gorcs, with the responsibility of creating in a record time a production line of armory and defense equipment to meet the demands of war.

    2022StrategyIndieSimulation1.99 USDSteam ↗
  3. Luffy: Way Back Home

    WHY THIS

    Another title from Overaction Game Studio, the studio behind Cozy Island Idle. Shares Indie and Casual with Cozy Island Idle.

    Help Luffy - a little but brave kitten - return home to his family on an extraordinary journey through some stunning, yet dangerous and challenging places, all gathered in this relaxing sliding puzzle game. No score, no timer and no pressure.

    2021IndieAdventureCasual1.19 USDSteam ↗
  4. Cat Swap Tiles

    WHY THIS

    Another title from Overaction Game Studio, the studio behind Cozy Island Idle. Shares Indie and RPG with Cozy Island Idle.

    Join a brave kitten on an amazing journey through stunning and challenging places. Solve well-crafted puzzles and help the little cat find his way to his friend. Enjoy a stress-free puzzle experience with no score, timer, or pressure. Start playing now!

    2022IndieAdventureRPG1.19 USDSteam ↗
  5. Island Idle RPG

    WHY THIS

    Shares inventory management and a chill mood with Cozy Island Idle.

    Another title from Overaction Game Studio, the studio behind Cozy Island Idle. Shares Indie and Simulation with Cozy Island Idle.

    Lead the Balgairs - mercenaries creatures and experts in the art of hard working - manage the workforce, inputs, capital, other resources and help provide all the equipment and weaponry needed to defeat bosses in distant Dungeons

    2022StrategyIndieSimulation2.99 USDSteam ↗
  6. Monsters Idle RPG

    WHY THIS

    Shares auto battle, idle progression, casual and a whimsical mood with Cozy Island Idle.

    Another title from Overaction Game Studio, the studio behind Cozy Island Idle. Shares Indie and Simulation with Cozy Island Idle.

    Monsters Idle RPG is a cozy and relaxing idle game where you collect monsters, deploy them in battles, gather resources, and sell them to earn profits! Explore Arcanium as you advance from a basic starter monster to your favorite companion by expanding your collection.

    2023StrategyIndieAdventure2.99 USDDeck PlayableSteam ↗
  7. Incremental Town RPG

    WHY THIS

    Shares auto battle, idle progression, casual and a chill mood with Cozy Island Idle.

    Another title from Overaction Game Studio, the studio behind Cozy Island Idle. Shares Indie and Simulation with Cozy Island Idle.

    Incremental Town RPG lets you build and manage a thriving village. Master resource management, develop a robust economy, and enjoy a relaxing experience as you equip your settlement to conquer new lands and challenges!

    2024StrategyIndieSimulation3.99 USDDeck PlayableSteam ↗
  8. TinyCraft Town

    WHY THIS

    Another title from Overaction Game Studio, the studio behind Cozy Island Idle. Shares Indie and Simulation with Cozy Island Idle.

    TinyCraft Town is a simple 2D pixel art survival game focused on light resource management, crafting, and exploration. Gather materials, cook food, fish, build workstations, craft weapons and restore a small ruined village. Inspired by games like RuneScape and Conan Exiles—without the complexity.

    2025IndieAdventureSimulation3.99 USDSteam ↗

Frequently asked about Cozy Island Idle

Does Cozy Island Idle run on Steam Deck?
Cozy Island Idle is rated Playable on Steam Deck — it runs, but expect some manual adjustments (control remapping, text size, or graphics settings) for the best experience.
How much does Cozy Island Idle cost?
Cozy Island Idle is listed on Steam at 1.79 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Cozy Island Idle?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Cozy Island Idle are Joyquarium, Monsters Idle RPG, Moon Fishies.
Who developed Cozy Island Idle?
Cozy Island Idle was developed by Overaction Game Studio, ReiVax and published by Overaction Game Studio.

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 Cozy Island Idle.

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