Comparison

Barbizon Handbook vs NEC Mastery

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Barbizon Handbook

This digital handbook provides entertainment technicians with essential references for electrical terms, lighting fixtures, lamps, and more. Access all the information from the printed edition, including interactive contacts for global office locations and updated lookup tools.

Highlights
  • Indexed navigation
  • Electrical and lighting references
  • Zoom and pan handbook pages
  • Interactive office contacts
  • Updated lamp lookups
  • Color, pattern, and pipe references
Features
Read full description

The Barbizon Lighting Company is giving Entertainment technicians their coveted little flipbook AND MORE. No more wondering "Where did I leave my Barbizon Flipbook!? If I only had it with me, I could cross-reference my CTB by manufacturer!" Every page, formula, gel and lamp reference you'd find in the printed edition is here. • Handbook Indexed Navigation! • References for Electrical Terms, Wire and Cable, Lighting Fixtures, Lamps, Color, Patterns, Pipe, Knots, and More... • Zoom and Pan of Handbook pages • Interactive Contacts for All Barbizon Office locations, worldwide! • Updated tools and lamp lookups (including data projectors) For every Barbizon employee - from accounting to sales to shipping - there is a single driving philosophy: Connect the customer with what they need, when they need it, at a fair price. With this Handbook App, Barbizon is providing technicians and designers with one more means of connection - through your mobile device. Whatever your stage, Barbizon has products, experience and expertise for lighting professionals and amateurs in every field!

About

NEC Mastery

Prepare for electrician certification exams with over 8,000 practice questions and detailed explanations. Access a comprehensive quick reference guide and 20 professional NEC calculators for on-the-job use. Track work hours with a built-in log for state board submissions.

Highlights
  • 8000+ exam-style questions
  • 20 NEC calculators
  • Quick reference guide
  • Electrician hour log
  • 2023/2024 NEC Code updates
  • Customizable study syllabus
  • Mock tests and performance tracking
Features
Read full description

Developed with insights from licensed electricians and instructors nationwide, NEC Mastery has helped thousands pass their certification exams. Built around the 2023 NEC Code with 2024 updates. Prepare for your NEC Certification Exam with the most comprehensive study tool designed for Journeyman, Master Electricians, Electrical Contractors, Maintenance and Sign Electricians, Inspectors, and Examiners. NOW IN ENGLISH AND SPANISH Every question, calculator, reference table and help article is available in both languages. Terminology follows NFPA 70, Código Eléctrico Nacional — the official Spanish edition of the NEC — so what you study matches the exam you sit. Texas TDLR offers Spanish-language electrician exams through PSI against the 2023 NEC, which is exactly the edition this app is written to. Pick your language on first launch or change it any time in Settings; the whole app switches instantly, read-aloud voice included. Quick Reference Your pocket electrician's reference with 13 categories and 100+ items — all offline: • Electrical Formulas (Ohm's Law, AC/DC power, impedance, power factor) • Ampacity Tables (NEC 310.16, temperature derating, conduit fill adjustment) • Wire Properties & Insulation Types • Conduit Fill (EMT, RMC, PVC) & Conduit Bending • Box Fill Calculations • Voltage Drop Tables & Max Distance Lookups • NEMA Plug/Receptacle Configurations • Motor FLC Tables & Branch Circuit Sizing • Grounding (EGC & GEC Sizing, Electrode Types) • Transformer Formulas & OCPD Sizing • Electrical Symbols & Unit Conversions Bookmark any reference, search by NEC article number or keyword, and jump directly to related calculators. 20 NEC Calculators Professional-grade calculators with NEC code references: Ohm's Law, Power Converter, Wire Size, Ampacity Derating, Voltage Drop, Conduit Fill, Box Fill, Breaker Sizing, EGC Size, GEC Size, Motor Circuit, Motor Feeder, Lighting Load, EV Charger Load, Residential Load, Commercial Load, Transformer OCPD, Transformer Conductor, Cover Depth, and Fault Current. Electrician Hour Log Track your apprentice or journeyman work hours: • 12 work categories and 4 sector types • Dashboard with charts and goal tracking • PDF export for state board submissions • iCloud sync across all your devices Books & Tools Curated recommendations from working electricians — code books, test instruments, hand tools, and study guides. Exams Covered - Master & Journeyman Electrician: F16, F17, G17, T17 - Residential Electrician: F18, G18, T18 - Maintenance & Sign Electricians: F19, F21, F22, F23 - Electrical Contractor: F49 - Inspectors & Examiners: E1, E2, E3 Why Choose NEC Mastery - 8,000+ exam-style questions with answers, NEC references, and detailed explanations - Fully bilingual — English and Spanish, switchable at any time - 20 professional NEC calculators for on-the-job use - Quick Reference with 100+ items — ampacity, formulas, NEMA configs, and more - Electrician hour log with iCloud sync and PDF export - Covers the 2023 NEC Code with 2024 updates - Choose your own syllabus — customize down to each individual article - Mock tests and performance tracking to simulate real exams - Instant feedback mode with explanations as you practice - Dark mode and adjustable text size Study by Chapter 1 General · 2 Wiring and Protection · 3 Wiring Methods and Materials · 4 Equipment for General Use · 5 Special Occupancies · 6 Special Equipment · 7 Special Conditions · 8 Communications Systems Who Is This App For? Apprentices and licensed electricians, residential/commercial/industrial electricians, contractors, inspectors, safety managers, engineers, and field technicians. Privacy Policy: https://www.webrichsoftware.com/privacy.html EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Join thousands of electricians who have passed their NEC exams with NEC Mastery.

Screenshots

Barbizon Handbook4 screens
NEC Mastery4 screens

Verdict

The call

The clearest difference is in-app purchases: Barbizon Handbook at none against NEC Mastery's 4. Barbizon Handbook also leads on review sentiment (100% vs 80%) and iOS requirement (12.2 vs 16). NEC Mastery's advantage is ratings volume (172 vs 7). On price, rating, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. NEC Mastery sells 4 in-app purchases, starting at $9.99 per month. Barbizon Handbook asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Barbizon Handbook holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: NEC Mastery has 172 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 100% of Barbizon Handbook's written reviews are positive against 80% of NEC Mastery's.

UpkeepUpdate frequency

Barbizon Handbook ships an update every 3 weeks, NEC Mastery fortnightly. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 5 level
Barbizon Handbook versus NEC Mastery: the parameters behind the verdict, then further details
ParameterBarbizon HandbookNEC Mastery
PriceFreeFree
Rating5.0 (7 ratings) — better4.8 (172 ratings)
Positive reviews100.0% of reviews — better80.0% of reviews
Number of ratings7172 — better
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS12.2 — better16
Further details — not scored
Size20 MB127 MB
Age rating4+4+
DeveloperBARBIZON ELECTRIC COMPANY, INCWebrich Software Limited

Customer experience

Barbizon Handbook

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

NEC Mastery

All ratings165 ratings
Positive95.8%
Neutral2.4%
Negative1.8%
Written reviews10 reviews
Positive80.0%
Neutral20.0%
Negative0.0%

In-app purchases

None

Barbizon Handbook

No in-app purchases

4 purchases

NEC Mastery

Subscriptions4
  • Full Question Bank$9.991 Month
  • Full Question Bank$24.993 Months
  • Full Question Bank$39.996 Months
Show 1 more
  • Full Question Bank$59.991 Year

Questions

Is Barbizon Handbook free?
Barbizon Handbook is free to download, with no in-app purchases.
Is NEC Mastery free?
NEC Mastery is free to download, with in-app purchases available.
Which has better reviews, Barbizon Handbook or NEC Mastery?
Barbizon Handbook is rated higher. Barbizon Handbook averages 5.0 out of 5 from 7 ratings, while NEC Mastery averages 4.8 from 172 ratings.
Do Barbizon Handbook or NEC Mastery have ads?
Neither Barbizon Handbook nor NEC Mastery shows ads.
Which is updated more often, Barbizon Handbook or NEC Mastery?
Barbizon Handbook ships an update every 3 weeks, and NEC Mastery fortnightly. Most recently, Barbizon Handbook was updated on October 14, 2026 and NEC Mastery on October 24, 2026.

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