About this app
**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*!
Latest release
What’s New
Fix many bugs
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Sep 16, 2026 · 11:26 AM Free
Screenshots
