Idlequarium

Idlequarium

Released Nov 2025

Idlequarium is a casual simulation game where you raise adorable little fish to earn coins, purchase decorations, and build a fully customized aquarium.The game sits anywhere on your desktop, letting you interact with your live aquarium during work or study breaks.

70% positive · 260 reviews
Not yet
Released, but still in active development
Medium confidence
Active Development
Not yet
Released, but still in active development
Medium confidence
Active Development

Where to buy

Steam $5.99
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Evaluation

Idlequarium launched on December 1, 2025. Shortly after launch, the developer shipped a Supporter Pack (December 1, 2025) and then a substantial free DLC called "Age of Mechs" on January 19, 2026, which added 25 new mechanical fish species and 21 new decorations. Throughout the post-launch period, the developer has been active with regular feature patches and bug fixes, with the most recent update on April 26, 2026 — an emergency patch addressing a server failure and drop rate adjustments for rare fish. The presence of server-side infrastructure (login functionality, social features, leaderboards) and the April 2026 emergency fix both indicate the developer is actively maintaining the game. Both listed DLC items have been released. No specific future content has been announced, but the developer has demonstrated a willingness to expand the game with free content updates and remains engaged with ongoing maintenance. No developer statement signals the end of content development.
Evidence
Free 'Age of Mechs' DLC launched with 25 new mechanical fish species and 21 new mechanical decorations
news post · Jan 19, 2026 source content shipped
high
Age of Mechs DLC released as free content update
dlc listing · Jan 19, 2026 source content shipped
high

Content

2 of 2 released · no outstanding content

Media

Details

Developer
Publisher
Gamersky Games
Achievements
37
Platform
Windows
Controller
—
Steam Deck
Unsupported
Players
Single-player

About this game

The world inside your fish tank is a universe in miniature. Place it anywhere on your screen to transform your desktop from a place of work and study into a serene harbor for your mind. It's more than just a visual treat; it's your personal retreat. Zoom in and out seamlessly to admire your fish up close or to focus on your work. When the pressure of the day gets to you, why not take a short break to watch your fish glide peacefully and let your mind relax?

Caught up in the grind of work or study? Feeling the pressure? We all need a quiet space to clear our heads, but there's no time to get away. That's where your aquarium comes in. A glance is all it takes to find your peace in the gentle sway of your digital fish... It's an instant escape, right on your desktop. Simply set it and forget it. Your fish will grow, and beautiful moments will unfold while you're away.

From the Clown Knifefish to the Discus, hundreds of exotic species are waiting to be discovered! Buy Fish Packs to draw and unlock over a hundred freshwater and saltwater specimens. Complete tasks to earn coins, decorations, and resources to make your fish-keeping journey even more fun and rewarding. With such a rich variety of species, your aquarium will become a visual masterpiece. And who knows? If you're lucky, you might just hatch a mythical, ultra-rare fish!~

1 fish, 5 fish, 10 fish, 200... watch your aquarium flourish! Complete management tasks to earn a wealth of coins, decorations, and resources to make your fish-keeping journey easier and more rewarding. Think feeding is too much of a hassle? No worries! Use an Auto-Feeder Ticket to set your hands free. You've earned it!

With nearly a hundred decorations and six distinct tank styles to explore, you are the artist. Buy Decoration Packs to unlock rare items and create a lush, captivating environment. Will your fish swim peacefully under blooming cherry blossoms, or cower before the might of a black dragon? The choice is yours. These decorations don't just look good—they boost your efficiency, increasing feeding XP and growth rates! Watch as your corner of the desktop blossoms into a world of your own making.

A good tank manager knows the secret to success: selling mature fish at the right time to fund upgrades for your tank and decorations. This is the key to a smooth and satisfying idle experience. Should you fill your tank to the brim with fish first, or focus on creating a stunningly beautiful environment? Perhaps this is the eternal dilemma of the fish-keeping master.

Wait, shhh... Has the boss left the room? Okay, quick—time to check on your fish!

Last evaluated Jun 14, 2026
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