Idlequarium

Desktop aquarium idler where fish keep growing while you're away

NutsX · Published by Gamersky Games · Released Nov 30, 2025

Reviews: Mostly Positive; 77% of 280
Recent reviews: Not enough recent
Players: 25; daily peak, Oct 28, 2026
Steam Deck: Unsupported
Last update on Steam: 6 months ago; Apr 26, 2026
Minimum PC: with DX9; 4 GB RAM · 0.3 GB disk; Full requirements

What is Idlequarium?

In this single-player, 2D aquarium management game, you buy fish packs, feed fish, and complete tasks for coins and resources. You sell mature fish to fund tank upgrades and place decorations that improve feeding XP and growth rates.

For you if...

+you enjoy filling collections through random unlocks
+you like low-pressure games alongside work or other activities

Not for you if...

−you want constant action rather than gradual, idle progression

What players say

77% of 280 reviews are positive

Players praise the fish and decoration designs, useful accessory upgrades, and room for longer active sessions. The most common complaint is suspected use of generative AI in the artwork without disclosure.

Screenshots and trailer

Idlequarium system requirements

Minimum: with DX9, 4 GB RAM, 0.3 GB of disk space.

As published by the developer.

Can my PC run Idlequarium?

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Minimum

OS: windows10
Processor: 2.4 GHz Dual Core
Graphics: Graphics card with DX9
Memory: 4 GB RAM
Storage: 300 MB available space
DirectX: Version 9.0

Does Idlequarium have co-op or multiplayer?

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

Single-player

Does Idlequarium 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: 37
Steam features: Cloud saves, Family Sharing
Languages: Text only: English, Simplified Chinese, Japanese, Korean, Traditional Chinese, French, German, Russian, Portuguese - Brazil, Spanish - Latin America.

Does Idlequarium 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