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.
Gameplay | Trailer
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Buy Desktank

INTRODUCTORY OFFER! Offer ends June 17

-20%
$2.99
$2.39
 

About This Game

Desktank is a cozy idle aquarium that lives right on your desktop.

Inspired by the charm of idle games like Rusty’s Retirement, Desktank brings a peaceful underwater world to your screen — whether you’re working, browsing, or just taking a break.

You decide how you want to experience it:
🖥️ Keep it tucked in the corner like a cute screen companion,
🌊 Or let it float freely across your whole desktop for a full aquarium takeover.

🐟 Features:

  • Idle Aquarium Gameplay – Fish swim, grow, and interact while you focus on other things.

  • Desktop Integration – Always-on-top mode lets your tank float over your workspace.

  • Customize Your Fish – Change fish colors and styles to create your perfect underwater vibe.

  • Dynamic Ecosystem – Watch your tank come alive with fish behaviors and interactions.

  • Peaceful & Non-Intrusive – No stress, no pressure — just ambient chill.

  • Fully Customizable View – Resize, position, and theme your aquarium to match your mood.

System Requirements

    Minimum:
    • OS *: Windows 7/8/10
    • Memory: 4 GB RAM
    • Graphics: 1 GB
    • DirectX: Version 11
    • Storage: 512 MB available space
* Starting January 1st, 2024, the Steam Client will only support Windows 10 and later versions.

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