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Electrician's Helper

Electrician's Helper

by Sam Virgillo

13 ratings
46 reviews
💼 Business
📊 Productivity
$12.99

Details

  • Released
  • Updated
  • November 25, 2009
  • June 4, 2026

Features

Developer

Sam Virgillo
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Electrician's Helper screenshot #1 for iPhone
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About

This app simplifies electrical work by providing quick access to electrical codes and performing complex calculations for installations. It helps electricians find conductor ampacity, calculate voltage drop, determine box fill, and size raceways, among many other essential functions.

✓3 phase delta and wye circuit calculations
✓Conductor ampacity lookup (NEC/CEC)
✓Voltage drop calculation
✓Box fill calculation
✓Raceway fill and sizing
✓Motor calculations
✓Transformer calculations
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What's New in Electrician's Helper

2.3.0

June 4, 2026

Updated for newer iPhones. Fixed minor bugs.

User reviews

Most RecentHighest RatedLowest Rated

Want refund

It advertises being a conduit fill calculator for CEC but the wire types don’t match with types in the code making this useless for conduit fill as far as I can tell..
sincerelylevisincerelylevi

Electricians Helper

Voltage drop calculator crash’s when selecting number of phases
Electric59Electric59

Conduit calculator not working!

I love this app but recent changes/upgrades has left my what conduit size calculator not working. Please help, it’s the most used tool I have in the app!!
ASH11281ASH11281

Electrician

I have this app it’s totally helpful, I use it all the time.
Joey8896784Joey8896784

App issue

This app is great but have issue on how many wires can we fill in the conduit. It crashes everytime I press continue after selecting the conduit. It would be appreciate if this issue can be fixed.
Maxcharette4Maxcharette4
See 41 more reviews

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FAQ

What does Electrician's Helper do?

Electrician's Helper is a mobile application designed to simplify electrical work by providing quick access to electrical codes and performing complex calculations for installations. It assists electricians with tasks such as finding conductor ampacity, calculating voltage drop, determining box fill, and sizing raceways.

What are the key features of this app?

Key features include calculations for 3 phase delta and wye circuits, conductor ampacity lookup based on NEC and CEC tables, voltage drop calculation, box fill determination, raceway sizing, and various motor and transformer calculations. It also offers basic Ohm's law calculations and decimal equivalents.

Is this app free to use?

Based on the provided information, this application is a paid app. It does not have in-app purchases or advertisements, indicating a one-time purchase model for full access to its features.

What electrical codes does this app reference?

The app specifically references codes used in the National Electrical Code (NEC) and the Canadian Electrical Code (CEC). It includes lookups for specific NEC tables, such as 311.60(C)(67-84).

What are common use cases for Electrician's Helper?

Common use cases include performing on-site calculations for voltage, current, and power in various circuit types, determining appropriate wire and conduit sizes for installations, and quickly referencing conductor ampacity and box fill requirements according to electrical codes.