IMHO.

Single-player games like Desktop Fishes

Below are 8 single-player Steam games similar to Desktop Fishes, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Desktop Fishes page.

Ranked picks

  1. 1
    FishPond — Steam game cover

    FishPond

    Single-player alternative to Desktop Fishes — playable solo, no multiplayer required. Shares Indie and Simulation with Desktop Fishes.

    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 USDSingle-playerSimilar games →
  2. 2
    Desktop Forest — Steam game cover

    Desktop Forest

    Single-player alternative to Desktop Fishes — playable solo, no multiplayer required. Shares Indie and Simulation with Desktop Fishes.

    Desktop Forest turns any corner of your screen into a tiny Forest! Regrow, recolor, and relax to hours of calm music and gentle nature sounds.

    2025IndieSimulationCasual0.99 USDSingle-playerSimilar games →
  3. 3
    Fishjoy: Fishing & Aquarium — Steam game cover

    Fishjoy: Fishing & Aquarium

    Single-player alternative to Desktop Fishes — playable solo, no multiplayer required. Shares Simulation with Desktop Fishes.

    Fishjoy: Fishing & Aquarium is a relaxing idle game. 4 modes: 410/326 fish; 437/122 other creatures. 65 boats,16 anglers,14 baits;19 spots,31 islands. Tanks: 394 corals,28 plants,46 hardscapes,23 presets. Set sand,water,backgrounds and lights. Blind boxes unlock new fish,corals and plants.

    SimulationSingle-playerSimilar games →
  4. 4
    Tiny Aquarium: Social Fishkeeping — Steam game cover

    Tiny Aquarium: Social Fishkeeping

    Single-player alternative to Desktop Fishes — playable solo, no multiplayer required. Shares Indie and Simulation with Desktop Fishes.

    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 PlayableSingle-playerSimilar games →
  5. 5
    Pond Keeper — Steam game cover

    Pond Keeper

    Single-player alternative to Desktop Fishes — playable solo, no multiplayer required. Shares Indie and Simulation with Desktop Fishes.

    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!

    IndieSimulationCasualSingle-playerSimilar games →
  6. 6
    Moon Fishies — Steam game cover

    Moon Fishies

    Single-player alternative to Desktop Fishes — playable solo, no multiplayer required. Shares Indie and Simulation with Desktop Fishes.

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

    IndieSimulationCasualSingle-playerSimilar games →
  7. 7
    Cozy Island Idle — Steam game cover

    Cozy Island Idle

    Single-player alternative to Desktop Fishes — playable solo, no multiplayer required. Shares Indie and Simulation with Desktop Fishes.

    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.

    2024IndieSimulationRPG1.79 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Frog Pet for Desktop — Steam game cover

    Frog Pet for Desktop

    Single-player alternative to Desktop Fishes — playable solo, no multiplayer required. Shares Indie with Desktop Fishes.

    Life has never been happier with a silly Frog keeping you company while you work, study or relax. Just choose you favorite one and keep it on your taskbar!

    2026Indie0.89 USDSingle-playerSimilar games →