Ugly's Electrical References

40.1K installs
1K ratings
970 monthly active users
Revenue not available
Install Trends
Weekly +135
Steady
Monthly +1.1K
Steady

Ugly's Electrical References Summary

Ugly's Electrical References is a mobile Android app in Tools by Informed Publishing. Released in May 2017 (8 years ago). It has about 40.1K+ installs and 1K ratings with a 4.50★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 970 monthly active users . Store metadata: updated Apr 1, 2026.

Recent activity: 135 installs this week (1.1K over 4 weeks) showing steady growth View trends →

Store info: Last updated on Google Play on Apr 1, 2026 .


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Screenshots

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App Description

With videos, electrical calculators, and built-in ebook, Ugly’s has your answer.

The Ugly's Electrical References App has been updated to reflect changes to the 2026 National Electrical Code (NEC) and the 2026 Edition of our popular Ugly’s Electrical References book. The Ugly’s App offers the most pertinent, up-to-date digital information for electricians, including table change information, mathematical formulas; National Electrical Manufacturers Association (NEMA) wiring configurations; a conduit bending guide with videos, ampacity and conduit fill information, transformer and control circuit wiring diagrams, and conversion tables. 

The 2026 Edition: 
* Reflects changes to the 2026 NEC 
* Features expanded coverage of the following topics: 
* Full-load currents for 3-phase transformers 
* Maximum number of conductors in electrical metallic tubing for trade sizes 5 and 6 
* Equipment grounding conductors 
* General lighting loads for non-dwelling occupancies 
* Overview of important NEC code changes from 2020, 2023 and 2026

Electricians and electrical professionals have used ‘Ugly’s Electrical References’ book as their on-the-job reference for over 35 years. This app will serve you even better in the field today. 

FEATURING

Calculators and Interactive Features
*Ohm’s Law Calculator
*Voltage Drop
*Ampacity Calculator
*To Find: Amps, Watts, Horsepower, KVA
*To Find: Inductance, Impedance, Reactance
*Three-phase AC Motor Data: Starter, Breaker, Heater, Wire, and Conduit Size
*Power Factor Correction
*Full Load Current for Motors and Transformers
*Locked-Rotor Current Calculator
*Offset Bending Calculator
*Conduit Fill Calculator
*Conversions for Area, Length, Temperature, Time, Volume, and Weight
*NEMA Wiring Configurations

**Pinch & Zoom for improved readability
**Video Tutorials of Conduit Bending

**Search function helps you quickly find what you need to know

**NEC Updater outlines and explains changes to the National Electrical Code©

**Electrical Safety including definitions, boundaries, procedures, PPE guidance and life-saving first aid procedures

**Blueprint symbol identifier

**Bookmark your commonly used screens

**High-definition images and interactive tables that can be zoomed in for detail

**Works when you are offline and out of range

**Great for electricians, students, engineers, contractors, maintenance workers, and military

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Interested in a buying more than one copy of the Ugly’s Electrical Reference app for your commercially owned devices? Please email info[at]uglys[dot]net for details on volume purchases.

Privacy Policy - http://www.jblearning.com/privacy/
Terms of Service - http://www.jblearning.com/use/
Support – http://www.uglys.net/appsupport

The Ugly’s Electrical Reference app is part of the popular Ugly’s Professional Reference® series which is an imprint of Jones & Bartlett Learning. National Electrical Code and NFPA 70 are registered trademarks of the National Fire Protection Agency and are not associated with Ugly’s Electrical References in any way.