Breed and discover unique koi fish in an infinite procedurally generated world. Collect your favorite patterns as trading cards and share them with others. Explore new mutations and fill your koi book.
Top Picks for Koi Fish Breeding
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FreeIn-App Purchases
Farming Koi by ManChing Wu
Worth Considering
🎬 Entertainment
0.0(0 ratings)
Free
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4
Zen Koi Pro+
Ad-free koi breeding & relax
Free
This premium, single-player game offers a serene escape with mesmerizing koi breeding and collection. Enjoy tranquil gameplay, enchanting music, and a visually stunning experience without ads or in-app purchases. Perfect for relaxation and mindful breaks.
Over 50 unique koi patterns to collectRare and shiny koi and dragon designsOffline play functionality
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KoiControl - The Koi App
Koi, Water Quality & Pond
Free
Digitally manage your koi population and pond water quality. Track fish growth, calculate optimal feeding amounts, and monitor water parameters with automated analysis and suggestions. View trends with generated charts and manage multiple ponds.
Water parameter tracking and analysisKoi profile creation and growth historyAutomated food calculator
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Koi Pond Fish - Live Aquarium
Relaxing Virtual Koi Pond Fish
Free
Design and maintain your own virtual koi pond. Care for your fish, customize the environment, and enjoy a peaceful, interactive aquarium experience.
Create and customize virtual koi pondsCare for and feed koi fishInteractive aquarium gameplay
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Koi Expert
by Yihong Lim
Free
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Zen Koi Pro
Ad-free koi breeding & relax
$6.99
$9.99 | 30% OFF
This premium, single-player game offers a serene escape with mesmerizing koi breeding and collection. Enjoy tranquil gameplay, enchanting music, and a visually stunning experience without ads or in-app purchases.
Over 50 koi patterns to collectRare and shiny koi and dragonsOffline play
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Koi - Aquarium
Beautiful koi and healing time
Free
Observe and interact with beautiful koi and goldfish in a virtual aquarium. Increase their favorability, collect more fish, and unlock new views. Enjoy a relaxing experience with optional in-game currency for faster progression.
Observe koi and goldfishChange viewing anglesIncrease fish favorability
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Zen Koi Classic
Relax, Breed & Collect Koi
Free
Nurture and collect vibrant Koi fish in a serene underwater world. Watch them grow, evolve into majestic dragons, and discover hundreds of unique varieties. Share your collection with friends and enjoy a calming, visually stunning experience.
Breed and collect hundreds of unique Koi varietiesWatch Koi evolve into majestic dragonsSoothing music and mesmerizing visuals
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Koi Keeping
by Nguyen Dinh Phat
Free
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12
Zen Koi 2
Ascend your Koi into a Dragon
Free
Nurture and breed vibrant koi, guiding them through a serene journey to transform into majestic dragons. Customize your underwater sanctuary and create unique constellations in a breathtaking celestial realm.
Breed and nurture koiTransform koi into dragonsExplore the Dragon Realm
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Koi Enterprise
by CommentSold Apps SII
Free
Discover and purchase live Japanese koi directly from Japan through live stream sales. Request specific varieties and see actual fish before buying. The app ensures safe, professional shipping across the United States.
Live stream koi salesRequest specific koi varietiesPurchase koi sourced from Japan
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My Koi
Your personal underwater oasis
$2.99
Create and nurture your own virtual koi pond. Customize fish, environments, and watch them grow. This relaxing app offers a serene escape with beautiful graphics and calming sounds.
Customize fish scales and patternsManage multiple ponds and fishDecorate pond environment
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paid15
Koitopia
Breed & grow Koi in Your Pond!
Free
Breed and grow unique Koi varieties in a virtual pond. Complete quests, solve puzzles, and customize your environment. Showcase your prized fish in this relaxing 3D simulation game.
Koi breeding mechanicsPond customizationDaily quests and puzzles
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Fish Tycoon 3 Virtual Aquarium
Fish Breeding Tank Sim Game
Free
Breed, collect, and sell over 1,200 unique fish across three themed aquarium stores. Discover new species through breeding, manage different currencies, and enjoy a lifelike 3D aquarium experience. This game offers endless fish to discover and catalog.
Breed over 1,200 unique fish speciesManage three distinct aquarium storesDiscover new fish through breeding combinations
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Koi Feeder
by kume toru
Free
Interact with digital koi by feeding them. Enjoy a simple, relaxing experience designed to be played with.
Feed digital koiInteract with koiRelaxing gameplay
🎬 Entertainment
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Koi Coins
Pond Adventures and Fortunes
Free
Collect coins to feed adorable Koi carps and watch them grow. Navigate obstacles, customize your pond, and unlock premium Koi varieties. A relaxing game of growth and collection.
Feed Koi carps coinsGrow and collect KoiAvoid obstacles
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(4)
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Splash — Fish Aquarium
Ocean wonders await!
Free
Care for a vibrant ocean reef and collect hundreds of sea creatures. Discover new species, learn facts about marine life, and decorate your sanctuary. Participate in special events and connect with friends to build thriving underwater worlds.
Collect and care for sea creaturesLearn marine life factsDecorate your reef
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Nishikigoi Pond
A koi pond in your pocket
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