# ElectricalWiringPro

> Electrical code and design calculators for wiring systems and electrical professionals. (iPhone/iPad app by Intineo LLC.)

- Source: https://appshunter.io/ios/app/electricalwiringpro/id522244565 (this page in markdown: same URL + `.md`)
- Developer: [Intineo LLC](https://appshunter.io/developer/365831703)
- Category: Productivity
- Price: Free
- Rating: 3.38/5 from 8 App Store ratings · 15 written reviews indexed
- Age rating: 4+
- Requires: iOS 9.0 · 16 MB
- Languages: English
- Released: 2012-05-01
- Data updated: 2026-06-09
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/electricalwiringpro/id522244565/reviews.md

## What is ElectricalWiringPro?

Electrical code & design calculators for electricians, engineers  working with wiring systems and other electrical professionals.

Written by a working Electrician using it on a daily basis.

Calculations per 2011 National Electrical Code.

o Ampacity / Wire Size
- Wire Size -> Ampacity
- Ampacity Needed -> Wire Size
- Dwelling Service Size
- GEC Size
- EGC Size

o Box Fill
- Box Size from Wires / Devices
- Box Size from Cables / Devices
- Standard Box and Typical Plaster Ring Info

o Conduit Fill
- Conduit - Maximum # of Wires
- Conduit Size Needed
- Conduit % Full
- Conduit Size Information
- Wire Size Information

o Other
- Cover Depth
- Phone Pin Color Codes
- Ethernet (EIA/TIA568 a & B) Color Codes
- Receptacle Configurations
More features delivered as free upgrades.

We hope you find the app useful.

## Key features

- Ampacity and wire sizing calculations
- Dwelling service size calculations
- Box fill calculations
- Conduit fill calculations
- Color code references for phone and Ethernet
- Receptacle configuration information

## Recent user reviews (10 of 15)

All indexed reviews: https://appshunter.io/ios/app/electricalwiringpro/id522244565/reviews.md

### 3/5 — Update

*2022-01-13*

Do you plan to update this app to adopt the 2020 code cycle? App is pretty outdated.

### 4/5 — Great app

*2019-10-04*

Love this app but unfortunately it keeps crashing on iOS 13.2 hope it gets a patch soon.

### 1/5 — I couldn’t figure out how to use

*2019-02-02*

I feel disappointed because it is not user friendly interface and not yet sure if it’s giving a correct results

### 1/5 — Verify your calcs

*2018-03-05*

I’ve used this app for years.  Recently I’ve noticed the voltage drop calcs are off.  200A single phase 3 wire calculates 2AWG at 250’.  Don’t trust.  Other features are great but the vd is very disappointing.

### 5/5 — Useful

*2017-04-22*

Electrician finds this useful

### 3/5 — Box fill 4-11/16 square x 2-1/8 doesn't show information please fix

*2015-11-09*

Thanks

### 2/5 — How about an update⁉️

*2015-10-14*

Come on guys this is a great app but we need a 2014 code update. We are professionals

### 3/5 — Needs a PEIR wheel

*2013-06-21*

The droid version has it, why not this one?? Otherwise very useful.

### 1/5 — Waste of money

*2012-12-05*

I want my money back

### 2/5 — It's ok

*2012-10-17*

The app is ok , but on ampacity to size , for the Size of wire need , nothing comes up . I put in the amps , temps , all the info asked for , but doesn't give me the size if wire needed.

## Frequently asked questions about ElectricalWiringPro

### What electrical code does ElectricalWiringPro use?

ElectricalWiringPro uses calculations based on the 2011 National Electrical Code. This ensures that the calculations provided are compliant with the standards of that specific code version.

### Does ElectricalWiringPro have ads?

No, ElectricalWiringPro is ad-free. Users can utilize all its features without any interruptions from advertisements.

### What devices is ElectricalWiringPro compatible with?

ElectricalWiringPro is available for iPhone, iPad, and iPod. It is designed for Apple's mobile operating system.

### How often is ElectricalWiringPro updated?

The latest version, 9.01, was released on November 24, 2015. While the app was initially released in 2012, updates are provided periodically to maintain its functionality and code compliance.

### What are the main calculation categories in ElectricalWiringPro?

The app covers key areas including ampacity/wire size, box fill calculations, and conduit fill calculations. It also offers other useful tools like cover depth and color code references.

### Is ElectricalWiringPro suitable for beginners?

While designed for professionals, the app's clear calculations and references can be beneficial for those learning electrical systems. However, a foundational understanding of electrical principles is recommended.

### What is the user sentiment for ElectricalWiringPro based on ratings?

ElectricalWiringPro has a rating of 3.4 stars from 8 ratings. This indicates a generally positive reception, though there is room for improvement based on user feedback.

### Does ElectricalWiringPro support the latest National Electrical Code?

ElectricalWiringPro currently uses calculations based on the 2011 National Electrical Code. Users requiring calculations for newer code versions may need to seek alternative solutions.

## Version history (last 5 releases)

### 9.01 — 2015-11-24

This app has been updated by Apple to display the Apple Watch app icon.

Added Feedback button on About screen

Fixed Bug causing some boxes to not display number of wires per size.

### 9.0 — 2015-10-18

o NEC 2008, 2011, 2014 compatibility
o iOS 9 Look and Feel
o Upgradeability to Electrical Wiring Pro Plus
o Conduit Offset calculator
o Conduit Bend Radius information
o Residential Range Load calculator
o Voltage Drop tools per NEC
o Pire Wheel

### 3.1 — 2013-04-03

Added receptacle configurations feature 
Fixes UI bug that caused some Ampacity values not to display under certain circumstances.

### 3.0 — 2013-03-22

Phone and Ethernet Pinouts and color codes.
User Interface improvements for iOS 6.x.

### 2.0 — 2012-05-22

Conduit Fill Functions (Size, % Full, Numbe of Wires, Wire and Conduit Size Information)

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## More apps by Intineo LLC

- [Box Fill Pro](https://appshunter.io/ios/app/box-fill-pro/id365831700)
- [Electrical Wiring Lite](https://appshunter.io/ios/app/electrical-wiring-lite/id548946540)
- [Electrical Wiring Pro 2014+](https://appshunter.io/ios/app/electrical-wiring-pro-2014-plus/id1041249013)
- [Sparky's E6B Lite](https://appshunter.io/ios/app/sparkys-e6b-lite/id1248162312)
- [Sparkys E6B](https://appshunter.io/ios/app/sparkys-e6b/id1257423878)

All apps by Intineo LLC: https://appshunter.io/developer/365831703

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-09.*