Koi Fish Pond - Idle Merge Game

An engaging idle merging game. Develop your own Koi fish enterprise and expand your business. Release your Koi fishes into the pond and earn revenue each time they cross the finish line. Acquire new Koi fishes (or collect them from the gift boxes), and merge the same level Koi fishes to upgrade into a more valuable type. The higher the level of the Koi fishes, the greater the revenue they will generate. Utilize your earnings to purchase upgrade packages in the Shop to accelerate your income generation.

Tap and drag to release your Koi fishes into the pond and earn revenue each time they cross the finish line. Tap on a 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 acquire additional tanks and fish-fairways in the Shop.