Desktop Fishes

Idle aquarium simulator with fish swimming across your desktop

Daniel Santalla · Published by Daniel Santalla, Gamersky Games · Released Nov 13, 2025

Reviews: Very Positive; 82% of 134
Recent reviews: Not enough recent
Players: 3; daily peak, Oct 28, 2026
Steam Deck: Unsupported
Last update on Steam: 11 months ago; Nov 17, 2025
Minimum PC: with DX11; 4 GB RAM · 0.2 GB disk; Full requirements

What is Desktop Fishes?

This single-player, 2D aquarium sim runs over other windows or as desktop wallpaper. You raise fish from eggs, breed them for inherited colors, patterns, and occasional mutations, trim seaweed, buy food, and unlock skill-tree upgrades.

For you if...

+you prefer low-pressure activities alongside other computer tasks
+you enjoy collecting creatures and dressing them in accessories

Not for you if...

−you want fast progression and frequent hands-on decisions
−you expect tutorials instead of learning through trial and error

What players say

82% of 134 reviews are positive

Players praise the aquarium's art and fish designs. They criticize the limited long-term content, persistent bugs, and high resource use for a background game.

Screenshots and trailer

Desktop Fishes system requirements

Minimum: with DX11, 4 GB RAM, 0.2 GB of disk space.

As published by the developer.

Can my PC run Desktop Fishes?

Tell us your graphics card once and every game page will answer this for you.

Set up my PC →

Minimum

OS: Windows 10
Processor: Intel® Core™ i3 @ 3.2 GHz
Graphics: Graphics card with DX11
Memory: 4 GB RAM
Storage: 250 MB available space

Does Desktop Fishes have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does Desktop Fishes run on Steam Deck?

Unsupported No: Valve rates it Unsupported on Steam Deck.

Not supported on SteamOS

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Achievements: 39
Steam features: Cloud saves, Family Sharing
Languages: Text only: English, Japanese, Korean, Simplified Chinese, Spanish - Latin America, Traditional Chinese, Spanish - Spain.

Does Desktop Fishes use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam