Best Electrical Load Calculator Nec Apps

197+ iOS apps curated and reviewed

4.7 avg rating
15 free apps
Updated June 2026

Looking for free electrical load calculator nec apps? 15 of our 197+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Electrical Load Calculator Nec

Ugly's Electrical References#2

Ugly's Electrical References by Informed Publishing

Strong Contender
📊 Productivity
5.0😐(1 ratings)
$12.99
#6in Productivity
Ugly's Electrical References screenshot 1
Ugly's Electrical References screenshot 2
Ugly's Electrical References screenshot 3
Ugly's Electrical References screenshot 4

This app is a comprehensive electrical reference guide that has been updated to align with the 2020 National Electrical Code. It offers a range of features such as calculators, interactive tools, and in-depth information for electricians, making it a valuable on-the-job resource.

What We Love

  • 🚀 Quick reference
  • 👍 Helpful for apprentices and journeymen
  • 👍 Convenient to have on phone
  • 👍 Useful calculators

Room to Improve

  • 🐛 Videos/audio not working
  • 🐛 Bookmarking issues
  • 🐛 Glitchy navigation
Southwire® Voltage Drop Calc#3

Southwire® Voltage Drop Calc by Southwire Company

Southwire Calculator
Worth Considering
🔧 Utilities
4.6😐(1.4K ratings)
Free
Southwire® Voltage Drop Calc screenshot 1
Southwire® Voltage Drop Calc screenshot 2
Southwire® Voltage Drop Calc screenshot 3
Southwire® Voltage Drop Calc screenshot 4
Southwire® Voltage Drop Calc screenshot 5
Southwire® Voltage Drop Calc screenshot 6

Calculate the right wire size for your electrical circuit with this voltage drop calculator. Ensure proper conductivity while meeting specific voltage drop limits and NEC ampacity standards. Perfect for AWG and KCMIL sizes in various applications.

What We Love

  • 🚀 Quick and useful
  • 🚀 Great Quick Reference
  • 👍 A must have app for electricians
  • 👍 Love These

Room to Improve

  • 🐛 Motor starting Voltage drop
  • 🐛 Useless!
  • 🐛 Won't work

More Electrical Load Calculator Nec apps to explore

4
Ask BONBON - NEC Code AI
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5
Voltage Drop Calculator.
Voltage Drop Calculator.
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Electrical Toolkit by HCP
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A comprehensive electrical calculator and conduit bending tool designed for professionals, providing common calculations and conversions in a clean and simple interface for efficient work. Download it to streamline your electrical work and stay ahead with upcoming updates adding more tools.

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9
Master Electrician Ref. Lite
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A handbook for electricians
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A comprehensive electronic pocket electrician reference guide for electrical professionals and enthusiasts, providing essential information, calculations, NEC tables, and safety manuals. Visit MasterSparky.com for more details and upgrade to the full version for extensive content covering NEC codes over various years.

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Electrical Calc Elite
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NEC Code Calculator
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This NEC code calculator app is designed for electrical professionals to solve common electrical calculations based on National Electric Codes, providing quick and accurate solutions for code-related problems. It offers a wide range of calculations, including wire sizes, voltage drop, conduit sizing, and more, making it a valuable tool for electricians, contractors, and engineers.

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11
AWG Calculator: Wire Size
AWG Calculator: Wire Size
AWG Calculator: Wire Size
Electrician Wire Tool
Free

This electrical calculation tool simplifies wire size and other calculations following NEC standards, making it ideal for professionals and DIYers. Download now and try it for free for a month to streamline your electrical design and installation work.

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12
Watts Amps Volts  Calculator
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Electrical power calculator
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This electrical power calculator allows users to calculate and convert between various electrical units, including Watts, Amps, Volts, kW, and Power Factor, for single and three-phase electrical formulas. Simply enter the required values and press calculate to get the desired result.

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Scientific Calculator Plus 991
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A versatile scientific calculator app designed for math enthusiasts, offering features like natural display for textbook-like equations, symbolic and numeric modes, complex number calculations, calculus functions, statistical analysis, and unit conversion. With a premium upgrade option for additional advanced features and customization. Access the power of NCalc FX now!

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NEC Mastery
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8000+ Questions & Explanations
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Prepare for your upcoming NEC Exam with over 8000 practice questions, detailed explanations, and references to the NEC sections. Track your progress, customize tests, and access mock exams. Download now to master the latest NEC 2023 Code updates and ace your certification exam.

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Ohm's Law & Power Law Calculator
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This application calculates electrical values using Ohm's law and the power law, allowing users to set any two parameters and calculate the other two. With a simple and interactive interface, users can rapidly recalculate "what-if" scenarios by entering values and fixing parameters with a padlock feature.

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ElectriCalc Pro
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This electrical code calculator app helps electrical contractors, designers, and specialists solve complex calculations in seconds, ensuring conformance with the latest National Electrical Code (NEC). Try it for free before buying, and discover a comprehensive electrical reference tool that saves time, trouble, and money.

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Electrical Calculator
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Electrical Tools & Formulas
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This all-in-one electrical calculation app provides over 65 tools and formulas for electrical and electronics engineers, students, and professionals, covering a wide range of calculations from voltage and current to power and energy. With flexible unit selection and a simple interface, it enables fast and accurate calculations, supporting both USCS and SI units, and is a valuable resource for anyone working with electrical systems.

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18
Electric Toolkit - Calculator
Electric Toolkit - Calculator
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Electrical Wiring Diagrams
$5.99

This application provides a comprehensive collection of electrical wiring diagrams and calculators for home wiring projects, including diagrams for switches, ceiling fans, and outlets, as well as calculators for circuit breakers, voltage drop, and more. Download the app to access these useful tools and make your electrical projects easier and more efficient.

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19
Southwire® Conduit Fill Calc
Southwire® Conduit Fill Calc
Southwire® Conduit Fill Calc
by Southwire Company
Free

This application helps electricians, engineers, and contractors quickly determine the proper conduit size to use based on NEC guidelines, including fill percentages and jam probability. Simply input conduit type, size, and conductors, and the app will calculate the conduit fill percentage for you.

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Ohms Law
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