Archived App (Last seen on 18 Jan 2026)
This is an archived listing of the app previously available on the App Store.
Manage your koi collection with this app. Track fish length, calculate feeding and filter needs, and log water treatments. Access professional pictures of common koi varieties.
2.11
April 11, 2021
Added pictures for two Koi in Koi library Updated filter effectiveness values Added some filter materials Fixed spelling mistakes
MoreN.V.N. Koi App is a utility application designed for koi enthusiasts. It helps users track their koi's length, calculate feeding requirements, determine necessary filter material, and log pond water treatments. The app also provides professional images of common koi varieties.
After entering simple information about your koi, the app allows you to calculate the amount of food your koi need daily. You can also specify a desired bodyweight percentage to feed your koi.
Yes, the app can provide an indication of how much filter material is minimally needed for your pond. It can also calculate the total amount of food a filter can handle daily, aiding in pond maintenance.
No, N.V.N. Koi App does not contain advertisements. It is a free application focused on providing utility features for koi hobbyists without interruption.
N.V.N. Koi App is supported on iPhone, iPad, and iPod devices. It is designed for Apple's iOS ecosystem.
The latest version of N.V.N. Koi App is 2.11, last updated on April 11, 2021. The developer has indicated that many more updates are planned, suggesting ongoing development.
N.V.N. Koi App has an age rating of 4+. This indicates it is suitable for children aged 4 and older, with no mature content.
N.V.N. Koi App has an average rating of 3.7 stars based on 6 ratings. This suggests a generally positive but mixed user reception.
