Apps Like NPKalc - Fertilizer Calculator for iPhone and iPad
Calculate doses and units
Calculate requirements for granular and liquid types using various unit measurements. Input soil test results and desired nutrient levels. pplication rates for lawns, gardens, and crops. Export results for record-keeping.
by Barton Cone★ 4.39 ratingsUtilitiesFreeData updated 2026-09-06
Calculate , transverse strain, or axial strain using built-in formulas. Input values in various units and receive results with up to 16 decimal places. Copy results to other apps for further use.
Convert units for length, weight, temperature, volume, area, speed, energy, time, and more. Switch between currencies with real-time exchange rates. Input values and instantly get accurate conversions. Share results via copy or social media.
Calculate possible types for a child by entering parents' groups. Display four possible results: A, B, AB, and 0, each with Rh positive or negative options. Include a donor compatibility .
Calculate total purchase amounts instantly by entering item details. Separate alcohol and non-alcohol totals for clear breakdowns. Sum cross- shopping expenses efficiently.
Calculate distances using Haversine and Vincenty algorithms. Convert coordinates between formats. Perform azimuth and elevation calculations. Export results in various formats. Sync with GPS devices for real-time data.
The app calculates unknown circuit variables using Ohm's Law. It allows users to adjust unit types for input and output values without prior conversion.
Calculate blood alcohol level based on consumption
Calculate blood alcohol content based on drink type, volume, and body weight. Input gender, drinking speed, and time elapsed. Display results in mg/l and promille. Provide warnings about legal limits and driving risks.