IMHO.

Games like Loopquarium

If Loopquarium is your kind of game, the closest matches are Flounder, FishPond and GLOOPALAXY — picked from the ranked list below. 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 Loopquarium: Loopquarium is an aquarium roguelite where you assemble a school of fish with unique abilities to repel invading apex predators. Start with a group of guppies, grow your population, and balance predator and prey to discover insane combos every run.

ActionStrategyIndieAdventureSimulationCasualWindows · macOSby Fellswell
Loopquarium — Steam game cover

Players who liked Loopquarium also play

Steam players who put hours into Loopquarium 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. Flounder

    WHY THIS

    Top pick for Loopquarium fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Loopquarium.

    The Ocean Ecosystem Roguelite. Grow a colorful school of fish with unique abilities and unlock powerful items to help them repel boss invasions. Collect rare fish to complete your peaceful Virtual Tank. Hold the line and surface victorious! The depth is deceiving.

    ActionStrategySimulationSteam ↗
  2. FishPond

    WHY THIS

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

    Build a living pond where every fish has a unique genetic code. Breed for rare traits, balance oxygen and hunger, unlock new species, and watch your ecosystem compose its own soundtrack in real time. Part sim, part idle game, part science experiment gone beautifully wrong.

    2026IndieSimulationCasual3.39 USDSteam ↗
  3. GLOOPALAXY

    WHY THIS

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

    Collect and study strange aquatic creatures in Gloopalaxy! Discover new life forms, create the perfect ecosystem for their well-being, and complete all kinds of objectives to earn your diploma.

    2026IndieSimulationSteam ↗
  4. Octopus Invasion

    WHY THIS

    Ranked #4 for Loopquarium fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Loopquarium.

    Devour fish, evolve tentacles, and become the ocean’s apex predator in this colorful underwater action adventure.

    2025ActionIndieAdventure4.99 USDSteam ↗
  5. Trapper

    WHY THIS

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

    An animal-catching game made both for and against the hardcore collectors.

    2026ActionIndieSimulationSteam ↗
  6. Pond Keeper

    WHY THIS

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

    Breed your creatures to discover new genes to collect. Complete orders for your customers and decorate your ponds to earn the money and reputation needed to travel to new biomes. Restore a neglected aquatic world into a thriving paradise!

    IndieSimulationCasualSteam ↗
  7. Desktank

    WHY THIS

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

    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.

    2025IndieSimulationFree To PlayFreeSteam ↗
  8. Orion Blue

    WHY THIS

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

    Orion Blue is a cozy fishing adventure set on a beautiful alien planet. Catch fish, gather resources, and build relationships with the locals. Play actively, or relax and let the game progress with Idle Mode.

    2026SportsIndieAdventureSteam ↗

Free alternatives

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

  1. Ultimate Custom Night

    WHY THIS

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

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  2. Bongo Cat

    WHY THIS

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

    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 Loopquarium.

    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 Action and Indie with Loopquarium.

    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. Sheepy: A Short Adventure

    WHY THIS

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

    A Short Handcrafted Pixel Art Platformer that follows Sheepy, an abandoned plushy brought to life. Sheepy: A Short Adventure is the first short game from MrSuicideSheep.

    2024IndieAdventureFree To PlayFreeDeck 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 Loopquarium.

    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. Awaria

    WHY THIS

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

    Awaria is a short game about working in haunted maintenance tunnels.

    2024ActionIndieFree To PlayFreeDeck 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 Loopquarium.

    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 ↗

Frequently asked about Loopquarium

What games are most similar to Loopquarium?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Loopquarium are Flounder, FishPond, GLOOPALAXY.
Who developed Loopquarium?
Loopquarium was developed by Fellswell.

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 Loopquarium.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.