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Chillquarium
Chillquarium is a cozy and relaxing idle game. Buy fish and raise them in real time, then sell them to turn a profit! Customize your aquarium as you progress from a simple starter tank to your dream setup by filling your collection with rare exotic fish and ultra-rare color variants!
What players say
Steam review score and the most-helpful voices, which may include critical ones. Data as of 2026-05-20.
“Feesh! If you want to autofeed, place your cursor about a third or more down into the sand so they can't circle around the food. If you're gonna tab out, keep the game in windowed mode, use alt tab after opening another window, and your cursor will stay put and continue to…”
— a player, Steam review · 92 hrs played“There's nothing "chill" about this. It's got the min-maxing anxiety of stardew valley combined with the endless card-pack-opening-chase-hunt of pokemon tcg. I hate this game and I can't stop playing it.”
— a player, Steam review · 26 hrs played“Chillquarium is pure cozy vibes with a dangerously addictive achievement hunt. It’s super chill, but once you start chasing 100%, you’ll find yourself opening pack after pack, hoping this one finally has that last missing fish. Relaxing, simple, and quietly unhinged in the best…”
— a player, Steam review · 197 hrs playedPlayer activity
Monthly average concurrent players. Live count fetched 2026-07-11 10:20 UTC · history via SteamCharts.
Achievement stats
Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-07-25.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-11. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-07-24). Relative comparison only.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Tank Titans Community Event Begins + Wing Haven Showcase News!
Tank Titans Begins + Wing Haven Showcase News!Hey fish friends! 🐠We’ve got a couple of exciting things to share with the Chillquarium community today!🏆 Introducing: Tank Titans!We’re launching a brand
Wing Haven Trailer Release and 50% off Chillquarium!
Hello everyone! First of all, thank you for your incredible response to last week's news post. It’s been great to be back sharing things about Chillquarium and Wing Haven with you all. ❤️ You’ve reall
Chillquarium Coming to Mobile and Wing Haven News!
Hi everyone! It's been a while! Despite the radio silence I've been here the whole time, working away behind the scenes, and I finally have some exciting news to share! Once again, thanks so much for
1.3.7 Hotfix B
Fixed the remaining game-breaking bug + a few small changes: Fixed bug where some European users were not getting offline earnings Fixed bug where alt-tab feeding stopped working You can now close the
Hotfix 5/29
As expected, the engine change led to some unintended side effects! I've fixed the most dire ones: Fixed a rendering incompatibility error which was causing the game to crash on older machines Fixed a
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-05-20.
| Genres | Casual, Simulation |
| Player tags | Creature Collector · Idler · Simulation · Relaxing · Fishing · Casual · Economy · Clicker · Capitalism · Cute · Cozy · Underwater (SteamSpy community voting) |
| Features | Single-player · Steam Achievements · Steam Cloud · Stats · Family Sharing |
| Languages | English * , French * , Italian * , German * , Japanese * , Korean * , Portuguese - Brazil * , Russian * , Simplified Chinese * , Spanish - Latin America * , Traditional Chinese * * |
| Achievements | 21 |
| Estimated owners | 200,000 – 500,000 (SteamSpy) |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS: Windows 10 Processor: 2.4 GHz Dual Core Memory: 2 GB RAM Storage: 100 MB available space