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 421–440 of 1,000 ranked alternatives.

  1. Pilot Calcs app icon

    Pilot Calcs

    Calculated Industries, Inc.

    Calculate and convert units on the go

    Perform calculations and unit conversions for aviation tasks. Access over 100 calculators with equations and graphics. Save and retrieve calculation results. Convert units for fuel, distance, speed, and weight.

    ★ 4.012 ratingsUtilities$2.99Data updated 2026-09-08
  2. DCON app icon

    DCON

    Mobitech wireless solution

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-14
  1. Subnet Mask Calc app icon

    Subnet Mask Calc

    John Rouda

    Calculate masks instantly

    Calculate masks and network IP addresses without internet. Input IP and details to determine and range. Convert between decimal and CIDR notation. Export results as text or copy directly.

    ★ 2.423 ratingsUtilitiesFreeData updated 2026-09-08
  2. Horns app icon

    Horns

    The Ritz Acme Ltd Liability Company

    Hear vehicle horns with this app.

    The app provides horn sounds from various vehicles for entertainment. Children can learn vehicle sounds by tapping on images.

    ★ 4.07 ratingsEntertainmentFreeData updated 2026-09-14
  3. Calculator For HD - app icon

    Calculator For HD -

    俊杰 刘

    Calculate with personalized themes and scientific tools

    Perform calculations with a scientific for advanced math. Customize themes and colors. Use split-screen mode for multitasking. Record calculation steps automatically. View historical records for data retrieval.

    ★ 4.115 ratingsUtilitiesFreeData updated 2026-09-06
  4. REBvibe app icon

    REBvibe

    Motionics, LLC

    Calculate bearing vibration frequencies easily.

    The app calculates fundamental vibration frequencies for rolling element bearings. Users can select bearings by geometry or model number to see results in CPM and Hz.

    ★ 3.02 ratingsEducationFreeData updated 2026-09-20
  5. Stamp Concrete Calculator app icon

    Stamp Concrete Calculator

    Appco LLC (USA)

    Calculate mix and stain needs

    Calculate materials for , including color, release, sealer, and overlay mix. Determine quantities for countertops and stains. Input dimensions to receive precise mix amounts for Sika® products.

    ★ 4.816 ratingsUtilitiesFreeData updated 2026-09-11
  6. Scientific Calculator * app icon

    Scientific Calculator *

    TOWER OF HANOI SOFTWARE COMPANY LIMITED

    Calculate, convert, exchange, solve

    Solve math problems with basic and complex calculations. Convert units and exchange currencies. Use fractions and square root functions. Perform calculations quickly and accurately.

    ★ 4.612 ratingsProductivityFreeData updated 2026-10-10
  7. Calc for Average Lite app icon

    Calc for Average Lite

    Jin Hori

    Enter numbers, calculate score

    Calculate scores by entering numbers. Display results instantly. Track multiple entries for accurate averages. Save and view historical data. Export results in various formats.

    ★ 4.210 ratingsEducationFreeData updated 2026-09-09
  8. Field Area Measure+ app icon

    Field Area Measure+

    Arda Sen

    Measure land, map areas, record coordinates

    Measure distances, perimeters, and areas by placing pins on a map. Calculate dimensions and save measurements. Share results via email or export as a file. Sync with other devices for collaborative projects.

    ★ 4.629 ratingsNavigationFreeData updated 2026-09-06
  9. Mila's Weight Converter app icon

    Mila's Weight Converter

    Scott DeSapio

    Convert units of instantly

    Convert between pounds, kilograms, grams, and ounces. Input and select units for conversion. Share results via copy or email. Supports imperial and metric systems.

    ★ 4.637 ratingsUtilitiesFreeData updated 2026-09-09
  10. Arken Ballistics app icon

    Arken Ballistics

    Hunan Pangu Optical Instruments Manufacturing Co., Ltd.

    Calculate and predict ballistic trajectories

    Calculate trajectories with precise ballistic algorithms. Input variables like angle, velocity, and elevation. Predict projectile motion and adjust parameters for accuracy. Export results and share data.

    ★ 4.29 ratingsUtilitiesFreeData updated 2026-09-06
  11. Loan Calculator - LoanPlan app icon

    Loan Calculator - LoanPlan

    Kartika Ardiani

    Calculate loans and plan payments

    Calculate payments with annuity interest. Adjust terms, interest rates, down payments, and amounts. View monthly or annual payment schedules. Compare different scenarios for informed financial decisions.

    ★ 4.626 ratingsFinanceFreeData updated 2026-09-06
  12. WinFab - Sheet Metal Ductulator app icon

    WinFab - Sheet Metal Ductulator

    pasquale dipaola

    Calculate duct sizes and dimensions

    Calculate duct sizes based on airflow requirements and space constraints. Input dimensions and airflow rates. Generate reports with material estimates and installation guidelines. Export data for sharing or record-keeping.

    ★ 4.86 ratingsBusiness$3.99Data updated 2026-10-10

How we rank alternatives

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