NPKalc - Fertilizer Calculator app icon

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

NPKalc - Fertilizer Calculator screenshots

Ranked alternatives

Showing 41–60 of 1,000 ranked alternatives.

  1. Top Widgets⁺ Icons & Themes app icon

    Top Widgets⁺ Icons & Themes

    Chengdu Tiange Technology Co., Ltd

    Customize widgets, track system updates, manage home

    Customize home screen with dynamic widgets, 3D depth wallpapers, and Liquid Glass visuals. Set customizable dynamic covers. Access system features for enhanced personalization and productivity.

    ★ 4.77,259 ratingsUtilitiesFreeData updated 2026-09-06
  2. Storage Smart Entry by Nokē app icon

    Storage Smart Entry by Nokē

    Noke Inc

    Access units with your smartphone

    Access unit doors using a smartphone. Scan a QR code to unlock. View access logs and manage permissions. Receive notifications for activity and security alerts.

    ★ 4.97,918 ratingsUtilitiesFreeData updated 2026-09-12
  1. Colorful Widget- Widget&Themes app icon

    Colorful Widget- Widget&Themes

    Guangzhou ZHIFENG Information Technology Co.,Ltd.

    Customize home screen with animated artwork

    Customize home screen with animated artwork, 3D wallpapers, and liquid glass themes. Add battery, weather, and calendar widgets. Adjust widget sizes and positions. Set dynamic wallpaper effects and enable depth effects.

    ★ 4.78,761 ratingsGraphics & DesignFreeData updated 2026-09-06
  2. Nee-Vo app icon

    Nee-Vo

    Reseau sans fil Otodata Inc

    Track tank levels in real time

    Monitor tank levels with real-time readings from any location. View accurate measurements and receive instant updates. Integrate with Otodata telemetry unit for precise data. Track multiple tanks simultaneously.

    ★ 4.87,295 ratingsUtilitiesFreeData updated 2026-09-11
  3. Calculator: Pro app icon

    Calculator: Pro

    Appgeneration, Software Technologies, Lda

    Calculate, convert, and solve equations

    MyCalc offers basic and scientific calculation functions. Users can switch between portrait and landscape modes. It supports currency and unit conversions. Results, equations, and conversions can be copied, shared, or saved.

    ★ 4.7570 ratingsProductivityFreeData updated 2026-09-06
  4. CALC Smart Calculator ± app icon

    CALC Smart Calculator ±

    QApps LLC

    Calculate, convert, and solve equations

    Perform complex calculations with scientific formulas and unit conversions. Access calculation history via Spotlight and 3D Touch. Use widgets for quick access and history integration. Sync with Apple Watch for notifications and basic calculations.

    ★ 4.82,367 ratingsUtilitiesFreeData updated 2026-09-08
  5. Calculator! app icon

    Calculator!

    7th Gear

    Calculate, customize, and solve equations

    Calculator lets users perform basic and scientific calculations with over 30 functions. Switch between portrait and landscape modes. Customize leather color and background texture on iPad. Take notes or draw directly on the interface.

    ★ 4.84,271 ratingsUtilities$0.99Data updated 2026-09-08
  6. FarmCycle Manager app icon

    FarmCycle Manager

    Neucadia, llc

    Record field data and track nutrients

    Record field-specific data including manure applications, fertilizer use, and crop removals. Track nutrient accounting and calculate GDDs and rainfall for each field. Export data for analysis and farm management.

    ★ 0.00 ratingsProductivityFreeData updated 2026-09-06
  7. Map Area Calculator - Marea app icon

    Map Area Calculator - Marea

    Applorium Ltd

    Calculate from coordinates

    Calculate using coordinates with options for square meters, feet, acres, hectares, kilometers, and miles. Measure distance between points. Premium users can save areas, add notes, attach images, and calculate prices based on values.

    ★ 4.54,729 ratingsNavigationFreeData updated 2026-09-12
  8. Pipe Trades Pro Calc app icon

    Pipe Trades Pro Calc

    Calculated Industries, Inc.

    Try before you buy with free trial

    Perform length calculations, determine fittings angles, and estimate material requirements. Access schedules, standards, and industry-specific data. Convert units and calculate pressure drops. Save and export calculation results.

    ★ 4.84,282 ratingsUtilitiesFreeData updated 2026-09-08
  9. Construction Calculator Master app icon

    Construction Calculator Master

    Uncaught Exception Inc.

    Calculate and visualize projects

    Perform calculations with math functions and trigonometry. Switch between units like feet, inches, yards, and metric. Visualize measurements and fractions. Track projects with customizable templates. Export results in various formats.

    ★ 4.3433 ratingsUtilitiesFreeData updated 2026-09-06
  10. Peptide Calculator: PepCalc app icon

    Peptide Calculator: PepCalc

    David Dzeveckij

    Calculate dosages and reconstitute peptides accurately

    Calculate dosages and reconstitution volumes with precision. Input details and desired concentration. ccurate mixing instructions. Track injection schedules and dosing history. Export results for record-keeping.

    ★ 4.798 ratingsMedicalFreeData updated 2026-09-06
  11. QuickBend: Conduit Bending app icon

    QuickBend: Conduit Bending

    Bret Hardman

    Calculate bends with precision

    Calculate bends with precise measurements based on shoe radius, bender dimensions, type, and diameter. Use the centerline radius algorithm for accurate results. Display and adjust bend angles for field testing and real-world application.

    ★ 4.83,984 ratingsProductivity$6.99Data updated 2026-10-09
  12. ▸ Calculator + app icon

    ▸ Calculator +

    CAT VIET SOFTWARE DEVELOPMENT & MEDIA JSC

    Calculate, convert, and solve equations

    Perform complex calculations using 12 built-in calculators including scientific, financial, and unit conversion tools. Input formulas with three modes: standard, string, and RPN.

    ★ 4.7899 ratingsUtilities$1.99Data updated 2026-09-08
  13. Calculator 3.0 app icon

    Calculator 3.0

    Spencer Brown

    Calculate, edit, and share equations

    Perform calculations with a clean interface. Switch between light and dark themes. Use multitasking on iPad. Access on Apple Watch with complications. Share results via iMessage.

    ★ 4.73,706 ratingsUtilitiesFreeData updated 2026-09-08
  14. Planimeter Pro for map measure app icon

    Planimeter Pro for map measure

    忠 张

    Distance and area on maps

    Distances and areas on satellite maps. Select objects like lawns, roads, and buildings. Save and share measurements. Export data in various formats. Sync with other apps for project planning.

    ★ 4.3921 ratingsUtilities$3.99Data updated 2026-09-08
  15. Tape Measure Calculator Pro app icon

    Tape Measure Calculator Pro

    Bugfoot Studios LLC

    Calculate measurements directly on the

    Calculate measurements with addition, subtraction, multiplication, and division. Convert between decimals and fractions. Display results directly on a visual interface. Mark precise positions without manual calculations.

    ★ 4.82,231 ratingsUtilities$4.99Data updated 2026-10-03
  16. Converter+ (Units, Currencies) app icon

    Converter+ (Units, Currencies)

    TranCreative Software

    Convert units, currencies, and calculate.

    The app offers unit and currency conversion across hundreds of categories. It includes mortgage, loan, and tip calculators, with the ability to edit, add, or download templates.

    ★ 4.72,418 ratingsProductivityFreeData updated 2026-09-14

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.