Steam app 2581950 · updated 12 Sep 2026, 19:05 UTC
A happy aquarium that lives at the bottom of your screen! Tiny Aquarium is a social idle simulator that keeps growing, even when offline. Hatch, sell fish, decorate, go fishin’, and visit your friends’ aquariums with bite-sized daily sessions.
718 hourly samples, with the daily peak drawn over them. Weekends are shaded.
16 months, June 2025 to September 2026. The highest number of people in the game at once, each month, on a time axis -- a gap in the record stays a gap.
The highest number of people in the game at once, each month. Four, because four is as far back as the source keeps anything finer than one figure a month.
31 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
31 days as the curve, each the highest figure that day. Behind it, 437 hourly samples from 13 Aug, which is as far back as the source keeps every hour. Weekends are shaded.
12 days as the curve, each the highest figure that day. Behind it, 281 hourly samples. Each dip is a night. Weekends are shaded.
Tiny Aquarium: Social Fishkeeping was released on 23 Jun, 2025.
| Language | Full audio |
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| English | |
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| Turkish |
A blank audio cell means full audio was not marked in the returned language list.
31 achievements in total.
50 developer announcements, Jun 2024 to Aug 2026 · times in UTC
We made something new and it's nothing like this game Hey everyone, Tiny Aquarium has been a strange and lovely thing to work on. Some of you have had a tank running at the bottom of your screen for over a year now, and we still aren't…
BlooMaskA-Lotl Axolotl is Back! For one week only, you will be able to do quests and earn special Axolotl Currency. This seasonal currency can be spent on the reward shop for curious exclusive decorations, items, and of course, the Axolotl Egg!…
RobynThe Marine Life Conservation Event is back! From now until July first, the Marine life event is up and running, introducing new species, new decorations and an opportunity to keep growing your tank with this exclusive content! You can look…
RobynHey everyone, We have an exclusive in-game event and main game update to share with you as part of our inclusion in the Cozy & Family Friendly Games Steam Event, which starts today!The Sakura Event is now live! During this event you can…
RobynThis is a Windows-only patch that fixes Tiny Mode issues.
Patch notesFix weekly rewards being the same every week Start the game properly from last config on fullscreen/windowed Potential fix to tiny mode Fix issues with soil achievement
Patch notesPossible fix to the tiny mode issues.
Patch notesAllow more than one pair to breed at the same time Snails and starfish now breed after a fixed 2 seconds Added a button to cancel breeding in the UI breeding panel Possible fix to tiny mode black screen issue
Patch notes- Added SFX to hatching / fishing a unique fish - Added a tooltip explaining that only adult fish can breed - Fixed an issue where the fish info panel would stay open after coming back from visiting an aquarium - Fixed missing breeding…
Patch notes- Added the missing aquarium - Added another aquarium because why not - Fixed bait shop not refreshing - Fixed level requirement icon not disappearing after the requirement is met
Patch notesHey everyone, We’re back with another seasonal update to bring some fun and whimsy to these long winter months! For those of you enjoying summer where you are right now, good for you we’re not jealous at all… 👀 But hey, regardless of where…
RobynA-Lotl Axolotl is Back!For two weeks only, you will be able to do quests and earn special Axolotl Currency. This seasonal currency can be spent on the reward shop for curious exclusive decorations, items, and of course, the Axolotl Egg!We…
BlooMaskFixed a bug where owning the new supporter's pack would corrupt some decorations.
Patch notesStorage spaces per level has been doubled.Added support (pun intended) for the new supporter's pack.Minor bug fixes.
Patch notesFixed social panel not opening / friend list not loading.
Patch notesGood tide-ings, We’re feeling festive here at Lunheim HQ, so we thought it was about time for a Christmas Update alongside the Steam Winter Sale! Here’s what you can look forward to in this update:🎁3 gift box decorations🎄Christmas tree…
RobynAdded missing tank (oops!)Fixed the dark lightStinky badge is temporarily made unobtainable due to negative connotation. Will come back as an optional obtainable badgeGlow badge is rarerFixed some overlapping UIFixed badge VFX…
Patch notesSomething a bit different: this year, Tiny Aquarium is eligible for the Steam Awards, and we’d love your support! 🙏 Since we recently crossed 2,000 reviews, at 97% Overwhelmingly Positive, we figured there’s a good chunk of players having a…
GamerskyGamesHey everyone,We’re really excited to share this update with you today as we’ve been working hard on it for a little while now! Welcome to the Swamp!In this ‘Swamplands’ update you can now explore a whole new fishing area, The Swamp, where…
RobynSwamplands is here!Swamp Map, Badges, Storage & More... A huge new update is live, bringing a new region, new systems, new species, decorations, and a ton of polish across the game.NEW FISH & CREATURESDiscover a bunch of new critters…
BlooMaskHey folks, We’re super excited to bring this October update your way because if you’re anything like us, you’re already cosying up under blankets, hot cuppa’s in hand, getting ready to deck your space out with pumpkins and scented…
RobynFixed an infinite loading screen bug Fixed some missing text Adjusted online market fish pricing: minimum values are now affected by genetics
Patch notesGenetic values are now accurate. (No more fake hundos) You can now hold the "Shift" key to quick-sell fish Fixed some event issues Genetic values are now also displayed as numbers when hovering on the breed button Added a floating text for…
Patch notesChanges Fixed input popups causing a soft lock Fixed disappearing mutators Fixed trash icon not showing up Fixed "FishDex Complete" achievement not triggering Fixed missing text for "Mutation Drop" Moved snails closer to the glass to avoid…
Patch notesHey everyone,It’s been a while since our last post, because we’ve been busy cooking something special for you!We’re so excited to share our brand-new free Update ‘Shrimplosion’- this one’s for those of you who love tiny pet chaos (and that…
nurofenliquideFixed decoration placement issues. (No more colliders) Hidden icons in screensaver mode. Fixed fish icon displaying non-unique version when fishing a unique.
Patch notesFixed some online fish selling / posting issues. Fixed some timed mechanics not resetting on time. Fixed popups sometimes glitching. Layer of cheat prevention for fishing lobbies. Fixed some visual UI issues. Fixed soils achievement…
Patch notesNew ContentNew Event!The Marine Life Conservation Event is now live until the 11th of August!Release endangered species to gain special currencyHatch 3 new special blue fishHatch 4 new endangered species from around the worldGet cool new…
BlooMaskHey all! We want to say a big thank you to all of you who have bought our little game! It’s been amazing to see your creations and hear your thoughts! We now have over 1,000 reviews at 96% Overwhelmingly Positive so we are very pleased and…
RobynFixed a bug that prevented some players from playing the game after the event ended.
Patch notesFixes Sound settings now load correctly on startup. Maxed-out fertility gene now reduces breeding time by 25% instead of 50%. Removed the visit random button when visiting someone while fishing. Disabled changing your name and fish color…
Patch notes1.7.2 is now here! Chat & Multiplayer Fixed random chat deselection while typing Added basic profanity filter to fishing chat Fixed visual and audio issues when visiting other players during fishing Corrected fishing lobby system to be…
Patch notes**Tiny Aquarium – Update 1.6.1 Now Live! ** Tiny Aquarium 1.6.1 is now officially live! Thanks to everyone who helped test during the beta phase. Here’s what’s new in this mostly bug-fixing update: **Added**- Ability to move Tiny Mode to…
Patch notesHey everyone, What a wild week it’s been! Since launching on Monday, we’ve already sold over 25,000 copies, and our little aquarium game now has more than 400 reviews with a “Very Positive” rating on Steam 🥰 Your warm reception has been…
nurofenliquideHello Fishkeeper! v1.5 is live for testing! From now on, every patch will first go to a public beta branch a few hours (or a day for big updates) before the main version. Players who want early access and can help test are welcome to join.…
BlooMaskFixed duplication issues. We are aware that a change we made to the event corrupted some quests for some players. You can do a reroll to fix this permanently. We are sorry for the frustration this has caused.
Patch notesFixed a bug where the fish being moved to another aquarium would appear duplicated.
Patch notes1.4 Patch Notes Bug fixes - Fixed a bug that caused people to spend multiple baits on a single fishing spot - Fixed a server issue with saving tanks - Fixed a server isseu with sending reactions - Fixed an issue where the tabs of the…
Patch notesAdded a refresh button for event quests. Rewards for "Receive 5 reactions" have been increased. Fixed localization issues. Fixed server/connection issues for some regions. Synced "Hot Fish" reset time to the counter text. Fixed an event…
Patch notesWe have finally resolved an issue causing problems when buying / selling fish. Egon can finally sleep... Thank you for playing everyone
Patch notesHello fishkeepers. Due to the unexpected number of people playing our game (which is amazing), our servers are having some difficulties catching up. We are working as hard as possible to fix it. We are truly sorry for the inconvenience.…
Patch notesFixed server issues! Fixed duplicate event rewards Fixed event rewards resetting every time the game is launched Fixed an issue that made it possible to visit people by clicking on their boats through the UI. Fixed a daily reward issue…
Patch notesHey everyone,We’re typing this down while we’re both overhyped and exhausted after launching the game earlier today 🥳Thank you so much for the warm reception, you have no idea how much it means to us to see the lobbies filled with people…
nurofenliquideFixed some event quests causing problems. Fixed only 1 fishing lobby showing up.
Patch notesHey everyone! Today is a very special day as our game Tiny Aquarium: Social Fishkeeping is officially live and ready for you to play right now!!We’re so excited for you to experience our idle aquarium sim, and to hear your thoughts on it.…
RobynHey everyone,We’re super excited to be writing to you today because we can finally reveal that we will be launching Tiny Aquarium: Social Fishkeeping on June 23rd! Yep that’s right, less than a week to go!!Here’s what you can expect from…
RobynHello all, We are Lunheim Studios and this is our brand new game Tiny Aquarium: Social Fishkeeping! Tiny Aquarium is a real-time idle aquarium sim that keeps growing even when you’re away! It can also accompany you throughout the day in a…
RobynNew demo version 0.0.18 is now live! Twitch integration is now here!!! If you are a streamer, now you can connect the game to your Twitch account and let your chat interact with your aquarium! Fixed server-side issues. Fixed hunger icons…
John Pilgrimson🐟 Our community tank is now live! You can interact with it using commands and bits. All bits collected will go towards our development fund❤️ This feature is highly experimental, so expect weird stuff. https://www.twitch.tv/lunheimstudios
John Pilgrimson3 new decorations. Fixed feeding issues. Polished the reaction mechanic Added new item: Slice of cucumber! (Feeds entire aquarium) Inventory is now hidden while in decoration mode. Decoration objects are now easier to click on, and are…
John PilgrimsonEverything Steam lists as add-on content for this game, newest first. Prices are left out on purpose: the store answers this page in one currency and it is not the reader's.
| Name | Platforms | Released |
|---|---|---|
| Tiny Aquarium: Swamplands Supporter's Pack | WindowsmacOSLinux | 15 Jan 2026 |
| Tiny Aquarium: Supporter's Pack | WindowsmacOSLinux | 28 Jul 2025 |
What Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Launch | Tiny Aquarium.exe | windows | ||
| Launch | TinyAquarium.x86_64 | linux | ||
| Launch | Tiny Aquarium.app/Contents/MacOS/Tiny Aquarium | macos |
The folders Steam Cloud syncs. The root is a token Steam uses for a location on your own machine, not a path this page can know.
| Root | Folder | Files |
|---|---|---|
WinAppDataLocalLow | Lunheim Studios/Tiny Aquarium | save_* |
It runs on public data and somebody's spare time.
https://paypal.me/KintaroPalPay[email protected]0x4d559C765AA8BFe336E36d5b76024926767eD38dTJtctWU9uetJaTBoSybd1RErW7n9duTKVG