Ugly's Electrical References Downloads & RevenueUgly's Electrical References · App Store & Google Play
Ugly's Electrical References by Informed Publishing is on App Store and Google Play. Active Users (MAU & DAU), Downloads, rankings, keywords, revenue, and rating totals.
Ugly's Electrical References update history & changes
Last change · 37 events since 9 Dec 2016Full timeline ↓Full timeline · 37 events
- 📈Ugly's Electrical References entered the top 100iOSTop Paid · Productivity · TR
- 📈Ugly's Electrical References charting in a new countryiOSTurkey
- 📈Ugly's Electrical References dropped out of every chart we trackAndroidLast seen 22 Oct
- 📈Ugly's Electrical References entered the top 10iOSTop Paid · Productivity · AE
- 📈Ugly's Electrical References charting in a new countryiOSUnited Arab Emirates
- 📈Ugly's Electrical References entered the top 100AndroidTop Paid · Tools · NL
- 📈Ugly's Electrical References charting in a new countryAndroidNetherlands
- 📈Ugly's Electrical References entered the top 100AndroidTop Paid · Tools · TH
- 📈Ugly's Electrical References charting in a new countryAndroidThailand
- 📈Ugly's Electrical References entered the top 10iOSTop Paid · Productivity · ZA
- 📈Ugly's Electrical References new best rank in the overall chart: #93iOSTop Paid · All Apps · US
- 📈Ugly's Electrical References entered the top 100 in 2 chartsiOSTop Paid · Productivity · SA · Top Paid · All Apps · US
- 📈Ugly's Electrical References charting in a new countryiOSSouth Africa
- 📈Ugly's Electrical References entered the top 10iOSTop Paid · Productivity · PH
- 📈Ugly's Electrical References charting in a new countryiOSPhilippines
- 📈Ugly's Electrical References entered the top 10AndroidTop Paid · Tools · US
- 📈Ugly's Electrical References entered the top 100AndroidTop Paid · Tools · MX
- 📈Ugly's Electrical References charting in a new countryAndroidMexico
- 📈Ugly's Electrical References new best rank in the overall chart: #60AndroidTop Paid · All Apps · US
- 📈Ugly's Electrical References entered the top 100AndroidTop Paid · Tools · US
- 📈Ugly's Electrical References new best rank in the overall chart: #90AndroidTop Paid · All Apps · US
- 📈Ugly's Electrical References entered the top 100AndroidTop Paid · All Apps · US
- 📈Ugly's Electrical References entered the top 100 in 3 chartsAndroidTop Paid · Tools · AE · Top Paid · Tools · ID · Top Paid · Tools · IN
- 📈Ugly's Electrical References charting in a new country in 4 chartsAndroidUnited Arab Emirates · Indonesia · India · United States
- 🆕Ugly's Electrical References first spotted by AppInsiderAndroidSaudi Arabia
- 📈Ugly's Electrical References entered the top 10iOSTop Paid · Productivity · AU
- 📈Ugly's Electrical References charting in a new countryiOSAustralia
- 📈Ugly's Electrical References charting in a new countryiOSUnited Kingdom
- 📈Ugly's Electrical References entered the top 100iOSTop Paid · Productivity · GB
- 📈Ugly's Electrical References entered the top 100iOSTop Paid · Productivity · CA
- 📈Ugly's Electrical References charting in a new countryiOSCanada
- 📈Ugly's Electrical References charting in a new countryiOSSaudi Arabia
- 🆕Ugly's Electrical References first spotted by AppInsideriOS#4 in Top Paid · Productivity · United States
- 📦Ugly's Electrical References version 1.4.0AndroidEnhanced EPUB reading experience with improved performance, stability, and compatibility.
- 📦Ugly's Electrical References version 1.9.0iOS• Added support for Apple Age signal to ensure age compliance
• Improvements And Bug fixing. - 🆕Ugly's Electrical References released on Google PlayAndroid
- 🆕Ugly's Electrical References released on the App StoreiOS
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Productivity PaidUgly's Electrical References at a glance
AI summary written from our chart and store data, 2026-10-16. It can be wrong: check the numbers above.
A digital field reference and calculation tool for electricians, engineers, and students that provides up-to-date National Electrical Code (NEC) information, interactive calculators, and offline access to technical data. The app holds strong positions in the paid productivity charts, ranking #2 in the Philippines, #6 in the US, and #88 in Canada, indicating sustained demand for specialized professional tools.
Similar apps: UpCodes, Electrical Calculations, iHandy Calculator
App Store
App details
App privacy Measured
Ugly's Electrical References declares it collects no data at all — the rarest and most private label on the App Store.
As declared by the developer on the App Store — Apple requires every app to publish this label. We track changes over time.
Google Play
App details
Ugly's Electrical References downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| App Store | 50+ | 100k+ |
| Google Play | 10+ | 10k+ Measured |
| Total | 50+ Confidence | 100k+ Confidence |
How this is calculated
Where Ugly's Electrical References's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Retention · share of new users still active
Time spent · per daily user
How this is calculated
Where it ranks now
Both stores, across every country we track.
| Store | Best rank | Charting in | US Top Free | US Top Grossing |
|---|---|---|---|---|
| App Store | #13 Productivity Paid | 3 of 30 countries | – | – |
| Google Play | – | 0 of 23 countries | – | – |
Full chart lists: App Store · Google Play.
Review momentum
ⓘ How we measure thisReview momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.4 ★ | 1.5k |
| Google Play | 4.3 ★ | 1k 357 written reviews |
| Both stores | 4.4 ★ weighted by ratings | 2.6k |
What users say about Ugly's Electrical References
From the 55 most recent App Store reviews in the US.
Users report that recent updates have severely degraded the app's functionality, causing critical features like ampacity tables and search results to disappear or break. While some long-time users still value the content, the majority are frustrated by navigation issues, broken video playback, and intrusive review prompts.
Mostly negative (31% of recent reviews give 4–5 stars). People like it for being useful, and being easy to use. The main complaints are about recent updates, and missing features or content.
What people like
- Useful: “I recommend this App to all electricians”
- Ease of use: “Really makes electric work so much easier”
Common complaints
- Updates: “Was good until they “updated” it”
- Features & content: “The app used to be good, then they pulled features we all used”
- Price & subscription: “Please refund me or fix this”
- Crashes & bugs: “The videos do not play any more and also some of the calculations tools are not working good”
About Ugly's Electrical References
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 Calculator
• 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
*Conduit Bending Video Tutorials
*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 offline
*Great for electricians, students, engineers, contractors, maintenance workers, and military
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.
Ugly's Electrical References App Store
Ugly's Electrical References is #13 in Productivity Paid in United States and charting in 3 of 30 countries we track.
Updated 9 Nov 2026 · rankings refresh through the day
24 Sep 2026 Productivity PaidUgly's Electrical References at a glance
AI summary written from our chart and store data, 2026-10-16. It can be wrong: check the numbers above.
A digital field reference and calculation tool for electricians, engineers, and students that provides up-to-date National Electrical Code (NEC) information, interactive calculators, and offline access to technical data. The app holds strong positions in the paid productivity charts, ranking #2 in the Philippines, #6 in the US, and #88 in Canada, indicating sustained demand for specialized professional tools.
Similar apps: UpCodes, Electrical Calculations, iHandy Calculator
Ugly's Electrical References on the App Store
App details
App privacy Measured
Ugly's Electrical References declares it collects no data at all — the rarest and most private label on the App Store.
As declared by the developer on the App Store — Apple requires every app to publish this label. We track changes over time.
Ugly's Electrical References downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Where Ugly's Electrical References's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Retention · share of new users still active
Time spent · per daily user
How this is calculated
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| United States | ProductivityPaid | #13 |
 Australia | ProductivityPaid | #59 |
 Canada | ProductivityPaid | #71 |
Apps near Ugly's Electrical References on the chart
Productivity Paid, around #13.
Ratings
App Store, worldwide.
Review momentum
ⓘ How we measure thisReview momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
What users say about Ugly's Electrical References
From the 55 most recent App Store reviews in the US.
Users report that recent updates have severely degraded the app's functionality, causing critical features like ampacity tables and search results to disappear or break. While some long-time users still value the content, the majority are frustrated by navigation issues, broken video playback, and intrusive review prompts.
Mostly negative (31% of recent reviews give 4–5 stars). People like it for being useful, and being easy to use. The main complaints are about recent updates, and missing features or content.
What people like
- Useful: “I recommend this App to all electricians”
- Ease of use: “Really makes electric work so much easier”
Common complaints
- Updates: “Was good until they “updated” it”
- Features & content: “The app used to be good, then they pulled features we all used”
- Price & subscription: “Please refund me or fix this”
- Crashes & bugs: “The videos do not play any more and also some of the calculations tools are not working good”
About Ugly's Electrical References
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 Calculator
• 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
*Conduit Bending Video Tutorials
*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 offline
*Great for electricians, students, engineers, contractors, maintenance workers, and military
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.
Latest updates
More from Informed Publishing
Ugly's (By JBLearning) Android
Not in a tracked Google Play top chart right now.
Updated 9 Nov 2026 · rankings refresh through the day
Ugly's (By JBLearning) on Google Play
App details
Ugly's (By JBLearning) downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Where Ugly's (By JBLearning)'s downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
How this is calculated
Where it ranks on Google Play
Every top 200 chart it appears in across 23 countries.
| Country | Charts | Rank |
|---|---|---|
| Not in a Google Play top chart right now. | ||
Ratings
Google Play, worldwide.
Review momentum
ⓘ How we measure thisReview momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
What users say about Ugly's (By JBLearning)
From the 100 most recent Google Play reviews in the US.
Mostly positive (80% of recent reviews give 4–5 stars). People like it for being useful, and being easy to use. The main complaints are about price and subscriptions, and recent updates. Recent reviews are more negative than earlier ones.
What people like
- Useful: “The calculator alone is a must have”
- Ease of use: “Easy access to the answers I need”
- Features & content: “Great tool for all electricians”
- Design: “The only thing missing is a better interface”
Common complaints
- Price & subscription: “I won't pay for an app that dont work 😒”
- Updates: “No actual code references other that updates to the current code”
- Features & content: “I hope this app will improve soon add more options”
About Ugly's (By JBLearning)
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
*********************************************
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 Electric