Best Southwire Voltage Drop Calculator Apps

206+ iOS apps curated and reviewed

4.4 avg rating
17 free apps
Updated May 2026

Out of 206+ southwire voltage drop calculator apps on iOS, 17 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Top Picks for Southwire Voltage Drop Calculator

Southwire® Voltage Drop Calc#1

Southwire® Voltage Drop Calc by Southwire Company

Southwire Calculator
Editor's Choice
🔧 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
Southwire® Conduit Fill Calc#2

Southwire® Conduit Fill Calc by Southwire Company

Strong Contender
🔧 Utilities
4.5😊(679 ratings)
Free
Southwire® Conduit Fill Calc screenshot 1
Southwire® Conduit Fill Calc screenshot 2
Southwire® Conduit Fill Calc screenshot 3

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.

What We Love

  • 🚀 Quick and easy calculations
  • 👍 User-friendly interface with spin wheel controls
  • 📊 Shows actual fill percentage and NEC compliance
  • 🔧 Ability to add multiple wire sizes simultaneously

Room to Improve

  • ⚠️ Accuracy issues reported by multiple users
  • ❌ Limited wire gauge options (missing 16 & 18 AWG)
  • 🔄 Changing conduit type erases conduit size

More Southwire Voltage Drop Calculator apps to explore

4
SIMpull 600V Calculator
SIMpull 600V Calculator
SIMpull 600V Calculator
Southwire Calculator
Free

This application provides multiple calculators for electrical wire pull characteristics, generating NEC-compliant answers for voltage drop, wire sizing, and more. It helps users perform calculations and easily share results.

🔍 Reference
(57)
5
Southwire® Conversion Calc
Southwire® Conversion Calc
Southwire® Conversion Calc
Southwire
Free

This conversion calculator helps users convert between copper and aluminum, and provides pricing unit of measure, conversion factor, and weight per product length. Try it out to easily perform conversions with preloaded cable options.

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6
Scientific Calculator Plus 991
Scientific Calculator Plus 991
Scientific Calculator Plus 991
Designed for math calculator
Free

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!

📚 Education
(12K)
7
Prysmian Group Voltage Drop
Prysmian Group Voltage Drop
Prysmian Group Voltage Drop
by Prysmian S.p.A.
Free

This tool helps electrical professionals quickly calculate maximum circuit distance and minimum conductor size for a required voltage drop, providing essential details like actual voltage loss and maximum amps. Try it out to easily determine conductor sizes and circuit distances based on NEC codes and conductor types.

📊 Productivity
(6)
8
Calculator HD++
Calculator HD++
Calculator HD++
by smalltech sarl
Free

Experience a high precision calculator app that offers a user-friendly interface, supports multiple functionalities like undo, switching workspaces, Bluetooth keyboard compatibility, and more. Print and share your calculations with ease and precision for free!

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9
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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10
WireSizer - DC Voltage Drop
WireSizer - DC Voltage Drop
WireSizer - DC Voltage Drop
DC Wire Size Calculator
$4.99

This DC Voltage Drop Calculator makes it easy to choose the right wire size for low-voltage DC systems, providing fast, accurate, and intuitive calculations for professionals and DIY enthusiasts alike. Simply input your circuit details and instantly see the correct wire gauge for your desired voltage drop, ensuring safe and efficient electrical connections.

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(224)
11
Electrical Calculator
Electrical Calculator
Electrical Calculator
Electrical Tools & Formulas
$3.99

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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12
Ohms Law Calc.
Ohms Law Calc.
Ohms Law Calc.
Wire Size & Voltage Drop
Free

Ohms Law Calc. is a comprehensive app featuring 62 electrical calculators and formulas for various calculations such as voltage, current, resistance, and power. Explore a wide range of tools including voltage drop, power factor, transformer calculator, and more!

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13
Basic Electronic Calculator
Basic Electronic Calculator
Basic Electronic Calculator
by Gergely Nagy
Free

This electric calculator computes voltage, current, resistance, and power when given any two values, automatically determining the missing ones. Try it out to easily solve electrical calculations with the option to switch between normal and scientific notation.

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14
Ohms Law
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Ohms Law Calculator
Free

This electrical calculator helps you determine voltage, current, resistance, and power by simply inputting any two values. Download it now and easily compute the other two values using a straightforward and efficient calculation process.

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15
PCalc Lite
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The Best Calculator
Free

PCalc Lite is the ideal calculator app for scientists, engineers, students, and programmers offering RPN mode, multi-line display, unit conversions, constants, and more. Try it for free on your iPad and upgrade for additional features or themes. Also available on Apple Watch for on-the-go calculations.

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16
Ugly's Electrical References
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by Informed Publishing
$12.99

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.

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17
Electronics Circuit Calculator
Electronics Circuit Calculator
Electronics Circuit Calculator
Arduino Experiments Guide
Free
$2.99 | 100% OFF

This app provides a comprehensive set of tools for electronics circuit calculations, conversions, and experiments, making it a handy resource for engineers, students, and hobbyists. With over 55 calculations and conversions, it simplifies circuit design and analysis, allowing users to instantly calculate variable values and track their work.

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(62)
18
Electrical Calculator lite
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60 Calculators & 16 Converters
Free
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19
Ohm's Law & Power Law Calculator
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Ohm's Law & Power Law Calculator
by Cressall Resistors Ltd
Free

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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20
Partial Reel Calculator
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This application estimates the footage of wire or cable left on a reel, offering preloaded options and the ability to create custom favorites for convenience. Download it now to easily calculate partial reel measurements on your iPad or iPhone.

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