249+ iOS apps & games curated and reviewed
Looking for free koi pond fish apps and games? 20 of our 249+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.0★ (8) | Yes | No | Aug 2026 |
| 2 |  | Free | 3.3★ (294) | No | Yes | Aug 2026 |
| 3 |  | Free | 4.8★ (30K) | Yes | Yes | Aug 2026 |
| 4 |  | Free | 3.3★ (6) | No | No | Aug 2026 |
| 5 |  | Free | 3.3★ (25) | Yes | No | Aug 2026 |
| 6 |  | Free | — | No | Yes | Jul 2026 |
| 7 |  | Free | — | No | No | May 2026 |
| 8 |  | Free | — | — | No | Jul 2026 |
Design and maintain your own virtual koi pond. Care for your fish, customize the environment, and enjoy a peaceful, interactive aquarium experience.
Cultivate a vibrant aquatic ecosystem by raising, feeding, and breeding thousands of unique koi. Decorate your pond, interact with your fish, and explore friends' creations. Discover new koi through fishing and enjoy a serene, ad-free experience.
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.
Immerse yourself in a tranquil digital koi pond. Interact with beautiful fish, customize your environment with various backgrounds and flora, and enjoy a rich selection of natural soundscapes for a stress-relieving and uplifting experience.
Discover, collect, and breed beautiful koi fish to populate your virtual pond in this relaxing idle game. Progress through hundreds of levels and enjoy stress-free sounds for a calming experience.
This app helps you diagnose and solve common koi pond issues like cloudy water or sick fish. By analyzing pond conditions and fish details, it provides tailored advice for maintaining a healthy aquatic environment.
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.
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.
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.
