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Android Apps > Casual > Aquarium King
Aquarium King icon

Aquarium King

3.45
Crazy Seven
4.93
13,780 reviews
500,000+
Downloads
Free

Soon you’ll become the next Fish Tycoon!

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Screenshots by Crazy Seven, from the Google Play listing
View on Google Play

About Aquarium King

Aquarium King is a casual app developed by Crazy Seven.

How many times has Aquarium King been downloaded?

Aquarium King has been downloaded 590 thousand times. In the last 30 days, the app was downloaded 2.2 thousand times.

What is the rating of Aquarium King?

Aquarium King is rated 4.93 out of 5 stars, based on 14 thousand ratings.

Is Aquarium King free?

Aquarium King is free. The APK size is 152.99 MB. The latest APK version available is 3.45. The last update was on August 26, 2026.

What are the requirements for Aquarium King?

The app has a content rating of Everyone. The app has been available on Google Play since August 2023.

Description by Crazy Seven (from Google Play)
**Dive into the most relaxing 3D cartoon fish-growing idle mobile game: *Aquarium King*! Explore a vibrant underwater world, collect and nurture adorable fish, and watch your coins multiply as you build a flourishing aquarium empire!**

In *Aquarium King*, your ocean scene is teeming with delightful fish, each ready to bring in more coins. Unlock new fish tanks, each housing unique species, and create stunningly colorful and lively aquariums with a variety of beautiful decorations. Whether you're male or female, this game offers the perfect escape, helping you relax, release stress, and find inner peace. Collect and breed the fish you love, rake in gold coins, and rise to the top as a fish farming tycoon! It's your new go-to for unwinding and finding your zen, no yoga mat required!

**New Feature: The Fish Arena!**
Take your fish to the next level by entering them into the thrilling Fish Arena! Equip your fish with fun and quirky weapons and watch as they battle it out with other players’ fish. Compete for the top spot in the global rankings and win massive rewards! This exciting new feature adds a competitive edge, making your journey to becoming the ultimate Fish Tycoon even more exhilarating!

**Gameplay Highlights:**
- **Unique Fish Tanks:** Unlock tanks with different types of fish, each contributing to your growing empire.
- **Aquarium Customization:** Build and decorate colorful aquariums that enhance your business and delight your senses.
- **Fish Arena Battles:** Engage in fish battles, equip your fish with special weapons, and climb the world rankings for amazing rewards.
- **Idle Income:** Algae produce oxygen, which your fish collect to fill oxygen tanks, generating the income you need to upgrade your gear, discover new fish, and speed up your profits.
- **Fun and Quirky Fish:** From taco fish to rocket fish, discover and collect all the unique species.
- **Upgrade and Expand:** Invest in your factory, unlock powerful boosters like the Golden Fish or Auto Feed, and watch your wealth soar!

Build your aquarium factory under the dome, manage it with precision, and unlock new levels and features that will propel you to become the next Fish Capitalist! Get ready to dive in and create your underwater empire in *Aquarium King*!
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Google Play Rating history and histogram

13K
980
0
0
0

Installs over time

Aquarium King has been installed 590 thousand times. Over the past 30 days, it averaged 74 installs per day.

Changelog of Aquarium King

Show changelog

Developer information for Crazy Seven

Crazy Seven

ceriny942@gmail.com

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Comments on Aquarium King for Android

★★★★★ Jocelle Ruba · Jul 25, 2025
It's supper legit you can earn a real cash in this app
★★★★★ Rhoderick 29 · Oct 15, 2026
I like it super cool ad it's so relaxing, stress-free.
★★★★☆ Farwez Khan · Jan 18, 2025
Go slowly and be patience then gained your pocket
★☆☆☆☆ Sairyl Assuncion · Dec 22, 2024
It's sucks and the ads won't keep me Playing
★★☆☆☆ glezelle asuncion · Mar 24, 2025
I just trying now after I play I change my rate if its good and fun😊
★☆☆☆☆ Saini Franny · Dec 22, 2024
Brainrot game. You're lucky "X world" gave more "Build" by playing your game.

Google Play Rankings for Aquarium King

This app is not ranked

Technologies used by Aquarium King

15 permissions
Subscribe to see full permission and library details
Top new apps Popular Casual Games Today's trending apps Price drops on Google Play Apps other people are watching
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Fish Up! icon Fish Up!
3D Aquarium: Fish Farm 4 icon 3D Aquarium: Fish Farm 4
Fish Tycoon 2 Virtual Aquarium icon Fish Tycoon 2 Virtual Aquarium
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