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Calling all Fish Bosses!
A huge thank you for your continued support of Idlequarium. Your passion, feedback, and suggestions have helped this little desktop world grow into something special. We’re committed to keeping the updates coming and making the game even better—so stay tuned!
To celebrate our amazing community, we are thrilled to launch our first free DLC — "Age of Mechs"!
Steel your tanks—the machines have awakened! Fish have evolved, and it's time for you to enter the new Age of Mechs.
25 new mechanical species added.
Featuring heavy hitters like the Mecha Great White Shark and Mecha Sturgeon.
Raise them, collect them, and become the ultimate high-tech Fish Boss!
21 new mechanical decorations.
Overhaul your tank’s look with new structures and metallic textures.
Build a cyberpunk underwater world that is uniquely yours.
(The DLC is free for all owners of the base game)
Idlequarium is currently 50% OFF! It’s the perfect time to dive in and start your collection!
We will continue to squash bugs and optimize the game based on your reports.
We read every single suggestion! Join our community channels to chat with us and find fellow players.
Thank you for supporting Idlequarium. We'll keep working hard for you!
Update Notes - December 15
Optimizations:
Optimized lag and crash issues caused by excessive items
1.1 Added item quantity limit in Backpack
1.2 New Decoration Lock & Collect feature
New batch operation function for Backpack items
Batch operation function for fish
New right-click context menu
New quantity selection for bulk purchases
New auto-open pack feature
New game window lock feature
Rare fish (Legendary and above) are automatically locked when placed in the tank
Enabled feeder activation for multiple tanks
Optimized UI icons
Bug Fixes:
Fixed localization text errors in the Decoration Collection
1.Fixed the achievement bug
2.Fixed the new item notification bug
3.Optimized the disassembly reward notification
4.Optimize the amount display on the leaderboard
Attention, all Fish Bosses and aspiring tycoons!
A huge thank you for your attention and support along the wa
A huge thank you for sticking with us—our desktop fish are finally ready to invade your screens!
To celebrate the official launch, we’re kicking things off with a 40% Launch Discount. So, come claim your tank and start your journey to becoming an idle tycoon! ✨
🎨 Design Your Dream Tank: Sand, backgrounds, plants, rocks, filters, and lighting... We've got 6 categories of decor. Mix, match, and create a masterpiece!
🖼️ Skins for Every Vibe: From minimalist chic to dreamy fantasy, take your tank from "nice" to "absolutely stunning."
🐠 Over 100 Species (Fresh & Saltwater): Fill up your encyclopedia! Whether you're hunting for rares or just want to watch them swim, it's the ultimate stress relief.
⬆️ Level Up Everything: Upgrade your tanks and decor to make them flashier—and more importantly—make them print more money!
Thank you for being part of this journey!
Here's to raising fish and raking in the cash! 💙🐟
Hello, Fish Bosses!
We are thrilled to announce that Idlequarium will officially launch on December 1st!
We are currently working hard on the final preparations. To get everything ready for the full release, the Demo will be taken offline one day before launch. Thank you so much for all your support and feedback during the trial period!
✨ Good News: Your save data from the Demo will carry over to the full version. You can play with peace of mind!
🎨 Hundreds of Decorations: Build the aquarium of your dreams with a massive selection of decor.
🖼️ Unique Tank Skins: From minimalist chic to fantasy vibes, find the perfect style for you.
🔧 Free Placement System: Design without limits—arrange everything exactly how you want it!
🐠 140+ Fish Species: Freshwater and Saltwater alike—collect them all!
👀 Social Features: Visit your friends' tanks and get inspired by their designs.
📈 Leaderboards: See who the real Fish Tycoon is at a glance!
Thank you again for being with us on this journey. See you on December 1st! 🐟💖
Hello everyone! This update optimizes some UI, visual effects, and operation experience. Additionally, a new social feature has been added, so fish-keeping will no longer be a lonely experience! Hurry up and check out your friends' fish tanks!
New social feature
Decoration scaling feature
Water surface effect optimized
Edit Mode - UI buttons optimized
Fish tank color adjustment panel optimized, with reset button added
New light color adjustment button added
Backpack parts stacking enabled
Decoration placement operation optimized
Fish tank grid button position adjusted, and fish tank property panel optimized
Visual effects of rainbow and gold quality fish optimized
Hello, Fish Bosses! 🐟💼
We're thrilled to announce that Idlequarium is officially part of the October Steam Next Fest!
We're bringing you our latest demo for the event. Whether this is your first time meeting Idlequarium or you're a returning player, we invite you to come and enjoy a relaxing, healing fishkeeping experience right on your desktop.
🌊 Create Your Exclusive Desktop Aquarium!
Unlock the new tank-dyeing feature to give your aquatic world a fresh look. Design a one-of-a-kind aquascape that's all your own!
🎨 Customize Freely for Maximum Fun!
In our unique tank customization system, decorations aren't just for looks—they also boost feeding and growth XP, helping your fish grow faster and earn you more profit!
🐠 Hundreds of Exotic Fish for a Visual Feast!
From tropical Clownfish to mysterious deep-sea species, satisfy your collector's impulse all in one place!
💰 Relaxing Fishkeeping, Joyful Management!
Feed, care for, and sell your fish to earn profits and build your very own aquatic kingdom!
🐟 A Lifesaver for Lazy Days: The Auto-Feeder!
Tired of clicking? The Auto-Feeder is here to free up your hands, letting your fish grow happily without interruption!
Pssst... has the real boss left the room? Quick, open the tank and feed your fish!
If you find any small issues during the demo, have new ideas, or even just want to show off your awesome new tank, you're welcome to join our Discord channel. Let's chat about all things fishkeeping and make our little world even livelier! 🐟🎉
Added UI custom scaling feature
Added continuous purchase function for decorations
Added viewing mode
Added fish tank color adjustment feature
Added Chinese start screen logo
Optimized mouse scrolling operation experience for collecting fish fry and decorations
Optimized quest panel UI
Optimized collection UI
Optimized fish name display issue in fish tanks
Optimized fish name display issue in collection
Optimized fish name display issue during card drawing
Optimized UI display issue in fish tank upgrade interface
Optimized detailed information tab UI
Fixed issue with mouse dragging in fish tank area
Fixed issue with mouse wheel zoom area
Fixed issue where some decorations couldn't be selected in edit mode
Fixed display unit issue on decoration upgrade page
Fixed incorrect cost issue for automatic feeder upgrade during fish tank upgrade
Fixed issue where parts in backpack couldn't be locked
Fixed issue where fish tank exceeded screen after minimizing and restoring
Fixed some multilingual display errors
1.Fixed the bug where the description of some fish species in the Collection was displayed incorrectly. 2.Updated the content of some multilingual texts.
Hello, Fish Bosses!
Welcome to your personal desktop oasis! We're thrilled to announce that the new demo for Idlequarium is officially live! We've added a whole new school of exotic fish, ready to bring a splash of life and color to your screen.
Your Personal Desktop Companion: Watch your charming fish swim freely across your screen, bringing a bit of calm and company to your work or study sessions.
A Huge Variety of Fish: From the Clown Knifefish to the dazzling Discus, hundreds of exotic and precious fish are waiting to be discovered and added to your collection!
Total Creative Freedom: With nearly 100 decorations and 6 distinct tanks, you have the power to design a truly unique underwater paradise. Your style, your rules!
Be The Reel BossFish: Master the art of fishkeeping by buying and selling your mature fish. Use your earnings to upgrade your gear and grow your aquatic empire!
A Soothing, Stress-Free Vibe: Let the gentle sway of your fish and the soft sound of bubbles melt your stress away. This is your personal slice of tranquility.
Be sure to join our official community to share your Idlequarium journey with fellow hobbyists!
⬇️⬇️⬇️
Thank you to all players for participating in our test!
This update includes:
Balance Adjustments
Fixed numerical errors of some fish.
About
This page aggregates Steam news feeds, patch notes, and developer announcements for Idlequarium, sourced from official Steam community posts.
Major updates, balance changes, and seasonal events often correlate with player-count spikes — cross-reference announcements here with the live charts on the main Idlequarium statistics page.
Articles link back to Steam for full changelogs. SteamScope refreshes news entries as new posts are published to the game's Steam hub.