Zen Aquarium
Playing now
8+1 vs. yesterday
5.1%of peak
All-time peak
157Oct 2025
Update history
A permanent record of every observed change.
Playing now
8+1 vs. yesterday
All-time peak
157Oct 2025
A permanent record of every observed change.
| Status | Key | Previous value | New value |
|---|---|---|---|
| Added | ACH_COLLECT_ALL_ANGELFISH | — | Angelfish Collector — Every majestic Angelfish now swims under your care. Royalty recognizes royalty! |
| Added | ACH_COLLECT_ALL_BANNERFISH | — | Bannerfish Collector — You've caught every type of Bannerfish! From common stripes to rare beauties, your collection is complete |
| Added | ACH_COLLECT_ALL_BUTTERFLY | — | Butterflyfish Collector — Your Butterflyfish set is complete! A true collector at heart. |
| Added | ACH_COLLECT_ALL_CLOWNFISH | — | Clownfish Collector — From classic to cow-patterned, your Clownfish family is complete. Now that's no laughing matter! |
| Added | ACH_COLLECT_ALL_LEGENDARY_ANGELFISH | — | Legendary Angelfish Hunter — Flame and Juvenile Angelfish? Even Poseidon would be jealous! |
| Added | ACH_COLLECT_ALL_LEGENDARY_BANNERFISH | — | Legendary Bannerfish Hunter — "Black-Yellow and Yellow? These Bannerfish are the stuff of legends—and now, they're yours! |
| Added | ACH_COLLECT_ALL_LEGENDARY_BUTTERFLY | — | Legendary Butterflyfish Hunter — Blue and orange butterflyfish are yours at last. A rare find for any aquarist! |
| Added | ACH_COLLECT_ALL_LEGENDARY_CLOWNFISH | — | Legendary Clownfish Hunter — Cow-patterned and Ladybug Clownfish? The ocean's rarest jokers now answer to you! |
| Added | ACH_COLLECT_ALL_LEGENDARY_TANG | — | Legendary Tang Hunter — Powder Blue and Purple Tangs—the crown jewels of any aquarium—are finally in your hands! |
| Added | ACH_COLLECT_ALL_TANG | — | Tang Collector — Blue, Yellow, Powder, Purple—your Tang collection is a rainbow of aquatic perfection! |
| Added | ACH_FIRST_AQUARIUM_STARTED | — | First Tank Designer — Your first aquarium is ready for fish! |
| Added | ACH_PLACE_100_FISH_ONE_AQUARIUM | — | Absolute limit — 100 fish in one tank! There's simply nowhere else to put them |
| Status | Key | Previous value | New value |
|---|---|---|---|
| Branches · 3 | |||
| Added | Build ID on publicdepots.branches.public.buildid | — | 21145897 |
| Added | Build time on publicdepots.branches.public.timebuildupdated | — | 11 Dec 2025, 11:18:00 UTC1765451880 |
| Added | Updated time on publicdepots.branches.public.timeupdated | — | 16 Dec 2025, 17:06:35 UTC1765904795 |
| Depots · 15 | |||
| Depot 3479141 | |||
| Added | Download size on publicdepots.3479141.manifests.public.download | — | 369.4 MB387323296 |
| Added | Manifest on publicdepots.3479141.manifests.public.gid | — | 2285878407609314250 |
| Added | Size on disk on publicdepots.3479141.manifests.public.size | — | 601.9 MB631154297 |
| Depot 3479142 | |||
| Added | Operating systemsdepots.3479142.config.oslist | — | windows |
| Added | Download size on publicdepots.3479142.manifests.public.download | — | 340.0 MB356492480 |
| Added | Manifest on publicdepots.3479142.manifests.public.gid | — | 5571605298238107586 |
| Added | Size on disk on publicdepots.3479142.manifests.public.size | — | 498.8 MB522988165 |
| Depot 3479143 | |||
| Added | Operating systemsdepots.3479143.config.oslist | — | linux |
| Added | Download size on publicdepots.3479143.manifests.public.download | — | 372.2 MB390281424 |
| Added | Manifest on publicdepots.3479143.manifests.public.gid | — | 5564350859663133628 |
| Added | Size on disk on publicdepots.3479143.manifests.public.size | — | 665.0 MB697350988 |
| Depot 3479144 | |||
| Added | Operating systemsdepots.3479144.config.oslist | — | macos |
| Added | Download size on publicdepots.3479144.manifests.public.download | — | 409.3 MB429163840 |
| Added | Manifest on publicdepots.3479144.manifests.public.gid | — | 6802782806752811373 |
| Added | Size on disk on publicdepots.3479144.manifests.public.size | — | 842.1 MB882962974 |
| Store · 101 | |||
| Added | aicontenttypecommon.aicontenttype | — | 1 |
| Added | Association 0 · namecommon.associations.0.name | — | Astro Cat |
| Added | Association 0 · typecommon.associations.0.type | — | developer |
| Added | Association 1 · namecommon.associations.1.name | — | Astro Cat |
| Added | Association 1 · typecommon.associations.1.type | — | publisher |
| Added | category · category_2common.category.category_2 | — | 1 |
| Added | category · category_62common.category.category_62 | — | 1 |
| Added | clienticnscommon.clienticns | — | 31dbcb3ddbe342c330ccf4ece4fb6ecbab023ba0 |
| Added | community_hub_visiblecommon.community_hub_visible | — | 1 |
| Added | Community stats visiblecommon.community_visible_stats | — | 1 |
| Added | controllertagwizardcommon.controllertagwizard | — | 1 |
| Added | Game IDcommon.gameid | — | 3479140 |
| Added | genres · 0common.genres.0 | — | 28 |
| Added | library_assets_full · library_logo · logo_position · height_pctcommon.library_assets_full.library_logo.logo_position.height_pct | — | 66.56475407403006 |
| Added | library_assets_full · library_logo · logo_position · pinned_positioncommon.library_assets_full.library_logo.logo_position.pinned_position | — | UpperCenter |
| Added | library_assets_full · library_logo · logo_position · width_pctcommon.library_assets_full.library_logo.logo_position.width_pct | — | 62.01372997711675 |
| Added | library_assets · library_capsulecommon.library_assets.library_capsule | — | en |
| Added | library_assets · library_headercommon.library_assets.library_header | — | en |
| Added | library_assets · library_herocommon.library_assets.library_hero | — | en |
| Added | library_assets · library_hero_blurcommon.library_assets.library_hero_blur | — | en |
| Added | library_assets · library_logocommon.library_assets.library_logo | — | en |
| Added | library_assets · logo_position · height_pctcommon.library_assets.logo_position.height_pct | — | 66.56475407403006 |
| Added | library_assets · logo_position · pinned_positioncommon.library_assets.logo_position.pinned_position | — | UpperCenter |
| Added | library_assets · logo_position · width_pctcommon.library_assets.logo_position.width_pct | — | 62.01372997711675 |
| Added | linuxclienticoncommon.linuxclienticon | — | 0da04715d46ad6ae946d607f328a9e8311baf53f |
| Added | Namecommon.name | — | Zen Aquarium |
| Added | Architecturecommon.osarch | — | |
| Added | osextendedcommon.osextended | — | macos64,macosapplesilicon,macosnotarized |
| Added | Operating systemscommon.oslist | — | Windows · macOSwindows,macos |
| Added | primary_genrecommon.primary_genre | — | 28 |
| Added | Release statecommon.releasestate | — | released |
| Added | Review percentagecommon.review_percentage | — | 93 |
| Added | Review scorecommon.review_score | — | 8 |
| Added | Steam Deck compatibilitycommon.steam_deck_compatibility.category | — | 2 |
| Added | steam_deck_compatibility · configuration · gamescope_frame_limiter_not_supportedcommon.steam_deck_compatibility.configuration.gamescope_frame_limiter_not_supported | — | 0 |
| Added | steam_deck_compatibility · configuration · hdr_supportcommon.steam_deck_compatibility.configuration.hdr_support | — | 0 |
| Added | steam_deck_compatibility · configuration · non_deck_display_glyphscommon.steam_deck_compatibility.configuration.non_deck_display_glyphs | — | 1 |
| Added | steam_deck_compatibility · configuration · primary_player_is_controller_slot_0common.steam_deck_compatibility.configuration.primary_player_is_controller_slot_0 | — | 0 |
| Added | steam_deck_compatibility · configuration · recommended_runtimecommon.steam_deck_compatibility.configuration.recommended_runtime | — | proton-10.0-beta |
| Added | steam_deck_compatibility · configuration · requires_h264common.steam_deck_compatibility.configuration.requires_h264 | — | 0 |
| Added | steam_deck_compatibility · configuration · requires_internet_for_setupcommon.steam_deck_compatibility.configuration.requires_internet_for_setup | — | 0 |
| Added | steam_deck_compatibility · configuration · requires_internet_for_singleplayercommon.steam_deck_compatibility.configuration.requires_internet_for_singleplayer | — | 0 |
| Added | steam_deck_compatibility · configuration · requires_manual_keyboard_invokecommon.steam_deck_compatibility.configuration.requires_manual_keyboard_invoke | — | 1 |
| Added | steam_deck_compatibility · configuration · requires_non_controller_launcher_navcommon.steam_deck_compatibility.configuration.requires_non_controller_launcher_nav | — | 0 |
| Added | steam_deck_compatibility · configuration · requires_proton_soundfontscommon.steam_deck_compatibility.configuration.requires_proton_soundfonts | — | 0 |
| Added | steam_deck_compatibility · configuration · requires_voice_filescommon.steam_deck_compatibility.configuration.requires_voice_files | — | 0 |
| Added | steam_deck_compatibility · configuration · small_textcommon.steam_deck_compatibility.configuration.small_text | — | 1 |
| Added | steam_deck_compatibility · configuration · supported_inputcommon.steam_deck_compatibility.configuration.supported_input | — | gamepad |
| Added | steam_deck_compatibility · steam_machine_compatibilitycommon.steam_deck_compatibility.steam_machine_compatibility | — | 2 |
| Added | steam_deck_compatibility · steam_machine_tests · 0 · displaycommon.steam_deck_compatibility.steam_machine_tests.0.display | — | 3 |
| Added | steam_deck_compatibility · steam_machine_tests · 0 · tokencommon.steam_deck_compatibility.steam_machine_tests.0.token | — | #SteamMachine_TestResult_DefaultControllerConfigNotFullyFunctional |
| Added | steam_deck_compatibility · steam_machine_tests · 1 · displaycommon.steam_deck_compatibility.steam_machine_tests.1.display | — | 3 |
| Added | steam_deck_compatibility · steam_machine_tests · 1 · tokencommon.steam_deck_compatibility.steam_machine_tests.1.token | — | #SteamMachine_TestResult_ControllerGlyphsDoNotMatchDevice |
| Added | steam_deck_compatibility · steam_machine_tests · 2 · displaycommon.steam_deck_compatibility.steam_machine_tests.2.display | — | 3 |
| Added | steam_deck_compatibility · steam_machine_tests · 2 · tokencommon.steam_deck_compatibility.steam_machine_tests.2.token | — | #SteamMachine_TestResult_TextInputDoesNotAutomaticallyInvokesKeyboard |
| Added | steam_deck_compatibility · steam_machine_tests · 3 · displaycommon.steam_deck_compatibility.steam_machine_tests.3.display | — | 4 |
| Added | steam_deck_compatibility · steam_machine_tests · 3 · tokencommon.steam_deck_compatibility.steam_machine_tests.3.token | — | #SteamMachine_TestResult_DefaultConfigurationIsPerformant |
| Added | steam_deck_compatibility · steamos_compatibilitycommon.steam_deck_compatibility.steamos_compatibility | — | 2 |
| Added | steam_deck_compatibility · steamos_tests · 0 · displaycommon.steam_deck_compatibility.steamos_tests.0.display | — | 3 |
| Added | steam_deck_compatibility · steamos_tests · 0 · tokencommon.steam_deck_compatibility.steamos_tests.0.token | — | #SteamOS_TestResult_GameStartupFunctional |
| Added | steam_deck_compatibility · steamos_tests · 1 · displaycommon.steam_deck_compatibility.steamos_tests.1.display | — | 1 |
| Added | steam_deck_compatibility · steamos_tests · 1 · tokencommon.steam_deck_compatibility.steamos_tests.1.token | — | #SteamOS_TestResult_DefaultControllerConfigNotFullyFunctional |
| Added | steam_deck_compatibility · steamos_tests · 2 · displaycommon.steam_deck_compatibility.steamos_tests.2.display | — | 1 |
| Added | steam_deck_compatibility · steamos_tests · 2 · tokencommon.steam_deck_compatibility.steamos_tests.2.token | — | #SteamOS_TestResult_TextInputDoesNotAutomaticallyInvokesKeyboard |
| Added | steam_deck_compatibility · test_timestampcommon.steam_deck_compatibility.test_timestamp | — | 1759795200 |
| Added | steam_deck_compatibility · tested_build_idcommon.steam_deck_compatibility.tested_build_id | — | 20073752 |
| Added | steam_deck_compatibility · tests · 0 · displaycommon.steam_deck_compatibility.tests.0.display | — | 3 |
| Added | steam_deck_compatibility · tests · 0 · tokencommon.steam_deck_compatibility.tests.0.token | — | #SteamDeckVerified_TestResult_DefaultControllerConfigNotFullyFunctional |
| Added | steam_deck_compatibility · tests · 1 · displaycommon.steam_deck_compatibility.tests.1.display | — | 3 |
| Added | steam_deck_compatibility · tests · 1 · tokencommon.steam_deck_compatibility.tests.1.token | — | #SteamDeckVerified_TestResult_ControllerGlyphsDoNotMatchDeckDevice |
| Added | steam_deck_compatibility · tests · 2 · displaycommon.steam_deck_compatibility.tests.2.display | — | 3 |
| Added | steam_deck_compatibility · tests · 2 · tokencommon.steam_deck_compatibility.tests.2.token | — | #SteamDeckVerified_TestResult_TextInputDoesNotAutomaticallyInvokesKeyboard |
| Added | steam_deck_compatibility · tests · 3 · displaycommon.steam_deck_compatibility.tests.3.display | — | 3 |
| Added | steam_deck_compatibility · tests · 3 · tokencommon.steam_deck_compatibility.tests.3.token | — | #SteamDeckVerified_TestResult_InterfaceTextIsNotLegible |
| Added | steam_deck_compatibility · tests · 4 · displaycommon.steam_deck_compatibility.tests.4.display | — | 4 |
| Added | steam_deck_compatibility · tests · 4 · tokencommon.steam_deck_compatibility.tests.4.token | — | #SteamDeckVerified_TestResult_DefaultConfigurationIsPerformant |
| Added | Steam release datecommon.steam_release_date | — | 25 Sep 2025, 16:00:17 UTC1758816017 |
| Added | store_asset_mtimecommon.store_asset_mtime | — | 1765294878 |
| Added | Store tagcommon.store_tags.0 | — | Simulation599 |
| Added | Store tagcommon.store_tags.1 | — | Underwater9157 |
| Added | Store tagcommon.store_tags.2 | — | Cozy97376 |
| Added | Store tagcommon.store_tags.3 | — | Relaxing1654 |
| Added | Store tagcommon.store_tags.4 | — | Idler615955 |
| Added | Store tagcommon.store_tags.5 | — | Nature30358 |
| Added | Store tagcommon.store_tags.6 | — | Casual597 |
| Added | Store tagcommon.store_tags.7 | — | Colorful4305 |
| Added | Store tagcommon.store_tags.8 | — | Creature Collector916648 |
| Added | Store tagcommon.store_tags.9 | — | Utilities87 |
| Added | Store tagcommon.store_tags.10 | — | Fishing15564 |
| Added | Store tagcommon.store_tags.11 | — | Singleplayer4182 |
| Added | Store tagcommon.store_tags.12 | — | Procedural Generation5125 |
| Added | Store tagcommon.store_tags.13 | — | Immersive Sim9204 |
| Added | Store tagcommon.store_tags.14 | — | Cute4726 |
| Added | Store tagcommon.store_tags.15 | — | Realistic4175 |
| Added | Store tagcommon.store_tags.16 | — | Submarine19780 |
| Added | Store tagcommon.store_tags.17 | — | Atmospheric4166 |
| Added | Store tagcommon.store_tags.18 | — | Family Friendly5350 |
| Added | Store tagcommon.store_tags.19 | — | Life Sim10235 |
| Added | Typecommon.type | — | Game |
| Added | Developerextended.developer | — | Astro Cat |
| Added | Publisherextended.publisher | — | Astro Cat |
| Assets · 14 | |||
| Added | Client iconcommon.clienticon | — | 9b3a90caed8d7c133fa2d03fe2583dabc0f05ac8 |
| Added | Client TGAcommon.clienttga | — | 112cb009b31da2c8ac177c904324d887e7541783 |
| Added | Header imagecommon.header_image.english | — | e7a7c6d9…/header.jpg |
| Added | Iconcommon.icon | — | ebae031fa5864e56d87ca891ad577363f6654842 |
| Added | library_capsule · image · englishcommon.library_assets_full.library_capsule.image.english | — | 05f0eae4…/library_capsule.jpg |
| Added | library_capsule · image2x · englishcommon.library_assets_full.library_capsule.image2x.english | — | 05f0eae4…/library_capsule_2x.jpg |
| Added | library_header · image · englishcommon.library_assets_full.library_header.image.english | — | 9aed528c…/library_header.jpg |
| Added | library_header · image2x · englishcommon.library_assets_full.library_header.image2x.english | — | 9aed528c…/library_header_2x.jpg |
| Added | library_hero_blur · image · englishcommon.library_assets_full.library_hero_blur.image.english | — | dcbf8b60…/library_hero_blur.jpg |
| Added | library_hero · image · englishcommon.library_assets_full.library_hero.image.english | — | dcbf8b60…/library_hero.jpg |
| Added | library_hero · image2x · englishcommon.library_assets_full.library_hero.image2x.english | — | dcbf8b60…/library_hero_2x.jpg |
| Added | library_logo · image · englishcommon.library_assets_full.library_logo.image.english | — | dc48996d…/logo.png |
| Added | library_logo · image2x · englishcommon.library_assets_full.library_logo.image2x.english | — | dc48996d…/logo_2x.png |
| Added | small_capsule · englishcommon.small_capsule.english | — | 36dd314c…/capsule_231x87.jpg |
| Launch options · 7 | |||
| Added | Install directoryconfig.installdir | — | Zen Aquarium |
| Added | Launch option 0 · oslistconfig.launch.0.config.oslist | — | windows |
| Added | Launch option 0 · executableconfig.launch.0.executable | — | Zen Aquarium.exe |
| Added | Launch option 0 · typeconfig.launch.0.type | — | default |
| Added | Launch option 1 · oslistconfig.launch.1.config.oslist | — | macos |
| Added | Launch option 1 · executableconfig.launch.1.executable | — | Zen Aquarium.app/Contents/MacOS/Zen Aquarium |
| Added | Launch option 1 · typeconfig.launch.1.type | — | default |
| Cloud saves · 12 | |||
| Added | Cloud max filesufs.maxnumfiles | — | 10 |
| Added | Cloud quotaufs.quota | — | 95.4 MB100000000 |
| Added | savefiles · 0 · pathufs.savefiles.0.path | — | Astro Cat/Zen Aquarium |
| Added | savefiles · 0 · patternufs.savefiles.0.pattern | — | *.sav |
| Added | savefiles · 0 · platforms · 1ufs.savefiles.0.platforms.1 | — | Windows |
| Added | savefiles · 0 · recursiveufs.savefiles.0.recursive | — | 1 |
| Added | savefiles · 0 · rootufs.savefiles.0.root | — | WinAppDataLocalLow |
| Added | savefiles · 1 · pathufs.savefiles.1.path | — | Astro Cat/Zen Aquarium |
| Added | savefiles · 1 · patternufs.savefiles.1.pattern | — | *.sav |
| Added | savefiles · 1 · platforms · 1ufs.savefiles.1.platforms.1 | — | MacOS |
| Added | savefiles · 1 · recursiveufs.savefiles.1.recursive | — | 1 |
| Added | savefiles · 1 · rootufs.savefiles.1.root | — | MacAppSupport |
| Localization · 24 | |||
| Added | Language · braziliancommon.languages.brazilian | — | 1 |
| Added | Language · englishcommon.languages.english | — | 1 |
| Added | Language · frenchcommon.languages.french | — | 1 |
| Added | Language · germancommon.languages.german | — | 1 |
| Added | Language · japanesecommon.languages.japanese | — | 1 |
| Added | Language · koreanacommon.languages.koreana | — | 1 |
| Added | Language · latamcommon.languages.latam | — | 1 |
| Added | Language · polishcommon.languages.polish | — | 1 |
| Added | Language · portuguesecommon.languages.portuguese | — | 1 |
| Added | Language · russiancommon.languages.russian | — | 1 |
| Added | Language · schinesecommon.languages.schinese | — | 1 |
| Added | Language · turkishcommon.languages.turkish | — | 1 |
| Added | Brazilian · interfacecommon.supported_languages.brazilian.supported | — | true |
| Added | English · interfacecommon.supported_languages.english.supported | — | true |
| Added | French · interfacecommon.supported_languages.french.supported | — | true |
| Added | German · interfacecommon.supported_languages.german.supported | — | true |
| Added | Japanese · interfacecommon.supported_languages.japanese.supported | — | true |
| Added | Koreana · interfacecommon.supported_languages.koreana.supported | — | true |
| Added | Latam · interfacecommon.supported_languages.latam.supported | — | true |
| Added | Polish · interfacecommon.supported_languages.polish.supported | — | true |
| Added | Portuguese · interfacecommon.supported_languages.portuguese.supported | — | true |
| Added | Russian · interfacecommon.supported_languages.russian.supported | — | true |
| Added | Schinese · interfacecommon.supported_languages.schinese.supported | — | true |
| Added | Turkish · interfacecommon.supported_languages.turkish.supported | — | true |
| Other · 2 | |||
| Added | appid | — | 3479140 |
| Added | depots.privatebranches | — | 1 |