Idle Aquarium

🐠 Build a successful aquarium and upgrade it with different species 🐠

Playstack · com.playstack.idleaquarium

Not rated yet 500K+ downloads v28.1.127 81.7 MB Android 5.0+ PEGI 3 · Everyone

Download APK 81.7 MB All versions

Signature matches the Google Play version Details

Watch the Idle Aquarium trailer on YouTube

At a glance

Latest version: v28.1.127 (28)
Updated: Jun 24, 2026 (3 months ago)
APK size: 81.7 MB
Requires: Android 5.0+ (API 21)
CPU support: ARM 32-bit, ARM 64-bit
Graphics: OpenGL ES 3.0+
Category: Simulation (game)
Listed since: Mar 17, 2025 (at least)
Permissions: 10
Website: playstack.com
Developer contact: [email protected]

About this APK

Idle Aquarium is a game by Playstack in the Simulation category, listed since at least March 2025. It includes native code for ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

It asks for 10 permissions, none of them sensitive. The game offers in-app purchases through Google Play and can read the advertising ID that ad and analytics services use.

What's new in v28.1.127

🐟New fish visuals! 🧽Tanks can now get dirty, watch out as dirty tanks impact profit! 🍽️Fish get hungry and hungry fish make tanks dirtier faster. 🎵Audio balancing pass 🆕Ocean zone replaced by new Rockpool zone 💰Players can now sell excess fish to guests via the Rockpool 🌿Enhanced foliage in round tanks ⚠️Reports button added for top level view of income from areas ✨Enhanced payment VFX ✨Enhanced tank unlock VFX ✨Enhanced fish assignment VFX 🎯Added more goals

Description

From the listing uploaded by “appupdater”.

🐟 🐙 🐠 🐡 Welcome to Idle Aquarium! Build a fish-tastic aquarium brimming with aquatic life and rake in the money! • Start small Start with a small exhibit, attract visitors, sell tickets to earn money, and then expand to facilitate more impressive exhibits. • Attract guests Decorate and improve your reception in order to attract more customers and keep them happy through aquatic research and happy marine life. • Buy upgrades Expand your gift shop by adding new sale items or upgrading the existing ones. Your customers will appreciate it and will spend more money! • Collect fish Sail away to discover new fish species that you can include in your aquarium and bring in rarer and legendary fish... is that a Kraken?! Manage the welfare of your fish by hiring experts to keep tanks clean and fish fed. • Upgrade tanks Build, repair and upgrade exhibits from all over the world to showcase a variety of ocean animals. • Become famous Take your aquarium to the next level and become rich! 🐟 🐙 🐠 🐡

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Jun 24, 2026.
Certificate from Google Play App Signing Google keeps the signing key for the developer, so the certificate carries Google's name.

Store checks and file details

Developer signature verified Jun 24, 2026
Validated against Google Play Jun 24, 2026
Signed byCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
Signing certificate (SHA-1)8D:8E:05:DB:07:DB:D6:A8:3D:DA:7D:C9:A8:0E:00:21:2E:AB:88:C4
File MD5629c2d8f26e5b0e2a21206c1d466eca4
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures. AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (10)

Idle Aquarium requests 10 permissions, none of them sensitive.

Advertising ID com.google.android.gms.permission.AD_ID
Control vibration android.permission.VIBRATE
Full network access android.permission.INTERNET
Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
Google Play license check com.android.vending.CHECK_LICENSE
In-app purchases (Google Play Billing) com.android.vending.BILLING
Prevent the device from sleeping android.permission.WAKE_LOCK
Read permission singular (custom) com.singular.preinstall.READ_PERMISSION_SINGULAR
Run foreground services android.permission.FOREGROUND_SERVICE
View network connections android.permission.ACCESS_NETWORK_STATE

Idle Aquarium APK: questions and answers

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is Idle Aquarium free?

The APK is free to download, but the game offers in-app purchases through Google Play.

Is the Idle Aquarium APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. After downloading, check that the file's MD5 is 629c2d8f26e5b0e2a21206c1d466eca4.