Farming Calculator: Nutrient, Substrate, Budget is an Android-based farming calculator by Sevoeshy.Apps, designed to be helpful for land agents, farmers, growers, pickers, planters, ranchers, or ordinary enthusiasts. This support tool for agriculture includes a comprehensive set of calculations to help users optimize their farming practices. The app offers features such as calculating fertilizer concentration, solution concentration, NPK conversion, substrate cost per volume, cell substrate volume, and crop budget by area and container units.

The app's fertilizer concentration feature allows users to calculate the amount of fertilizer needed to achieve a specific concentration, given the percent of an active ingredient, solution volume, and required fertilizer concentration. The solution concentration feature helps users calculate the concentration of the solution that will be used while farming, based on the amount of product added to the solution, the amount of solution prepared, and active ingredient percent. The NPK converter allows users to convert between NPK and N-P2O5-K20 based on the percentage of each nutrient on the fertilizer label. Overall, the app is easy to use and provides detailed calculations that are helpful for farmers and enthusiasts alike.