Koi Fish Pond - Idle Merge Game
by BestGamesFreePlay.com · Merge
Loads right here · Free · No download
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- Mobile-ready
- Kids-friendly
- HTML5 · Javascript
- Landscape · 1040×585
- Exclusive
- Free · no sign-up
About Koi Fish Pond - Idle Merge Game
An addictive idle merging game. Build your own Koi fish company and grow your business.
Release your Koi fishes into the pond and earn money every time they cross the finish line. Buy new Koi fishes (or collect them from the gift boxes), and merge the same level Koi fishes to upgrade into a new type. The higher-level of the Koi fishes, the more money you will earn. Use your earnings to buy upgrade packages in the Shop to help you make money faster!
How to play Koi Fish Pond - Idle Merge Game
Tap and drag to release your Koi fishes into the pond and earn money every time they cross the finish line.
Tap on the fish in the tank to move it back.
Drag and drop a fish on another one (of the same type) to merge them into a new/upgraded type.
You can buy more tanks and additional fish-fairways in the Shop.
Key features
- An addictive game for all ages
- 30 types of cool Koi fishes are waiting for you to collect
- Upgrade packages in Shop
- Turbo mode
- Idle earnings
- Daily rewards
- Global leaderboard
Tags
Provided by BestGamesFreePlay.com via GameDistribution. Information last updated 30 Jun 2025.
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