Comparison

NEC Electrical Exam by VoltLab vs Electrical Code Meister

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

Head to head
About

NEC Electrical Exam by VoltLab

Prepare for electrician licensing exams with AI-powered practice tests and personalized study plans. Track your progress, identify weak areas, and simulate real exam conditions to ensure you're ready to pass.

Highlights
  • AI-powered readiness score
  • Full mock exams
  • Customizable practice drills
  • Daily code challenges
  • AI-generated questions with explanations
  • Progress tracking and weak area identification
  • Timed practice mode
Features
Read full description

Pass your journeyman electrical exam with a plan, not guesswork. VoltageLab is NEC exam prep built for electricians. Pick your trade level, your state and your exam date, and the app builds a day-by-day study plan, weights your practice to the code sections your exam actually tests, and shows how close you are to ready. VERIFIED PRACTICE QUESTIONS Every question is written to the National Electrical Code and comes with a full explanation and the article it's based on, so you learn the code, not just the answer. TIMED MOCK EXAMS Sit full-length practice tests with a real clock, real question counts and a pass mark. Review every miss afterwards. READINESS SCORE See which parts of the code are costing you points and watch your score rise as you fix them. DRILLS FOR EVERY SKILL - Calc Drills: box fill, conduit fill, voltage drop, ampacity and load calculations - Table Match: find the right NEC table fast, against the clock - Code Compliant?: spot the violation in real-world installs - Code Reading: learn to navigate the codebook quickly - Custom practice by article or topic STUDY A LITTLE, EVERY DAY - One study unit a day on your personal learning path - Daily Code Challenge: a fresh question every day - Streaks and badges to keep you on track LEARN WITH YOUR CREW - 1v1 code battles against other electricians - Group quizzes for apprentices, classmates and shop crews - Weekly Code Cup leaderboard BUILT AROUND YOUR STATE EXAM Prepare for journeyman electrician, master electrician and electrical contractor licensing exams in 38 states, including Texas, Florida, Georgia, North Carolina, Ohio, Michigan, Washington and Colorado. Great for apprentices and trade school students too. Start free. Upgrade to Pro for full access to every question and drill. VoltageLab is an independent study tool and is not affiliated with NFPA, PSI, Pearson VUE, Prov or any state licensing board. National Electrical Code and NEC are registered trademarks of the NFPA. Terms of Use: https://quiz.voltagelab.com/play-store-terms-conditions Privacy Policy: https://quiz.voltagelab.com/play-store-privacy-policy

About

Electrical Code Meister

Features
Read full description

Master the NEC and Pass Your Electrician Exam Whether you are testing for your Journeyman or Master Electrician license, the National Electrical Code (NEC) is the hardest part of the exam. Code Master is the ultimate, no-nonsense study tool built specifically for trade professionals to help you pass the test on the first try. Designed for apprentices, journeymen, and master electricians, this app transforms the complex NFPA 70 codebook into an interactive, highly effective study system that goes wherever your tools go. Core Features: Comprehensive Practice Mode: Work through over 300 challenging scenario-based questions covering Grounding & Bonding, Wiring Methods, Ampacity Calculations, Box Fill, and more. Realistic Mock Exams: Test your readiness with a 60-minute, 50-question simulated exam. The app randomly pulls from the question bank to ensure you never take the exact same test twice. In-Depth Explanations: Stop guessing. At the end of every exam, use the 'Review' screen to see exactly which questions you missed, complete with detailed explanations and NEC article references. Advanced Stat Tracking: Watch your confidence grow. Track your total exams taken, your highest score, and see a breakdown of your accuracy by specific code categories so you know exactly where to focus your study time. Built for the Trades: Built-in NEC Reference: Quick access to essential code rules. Dark & Light Modes: A rugged, high-contrast dark theme that is easy on the eyes after a long day on the job site. 100% Offline & Private: No account creation required, no mandatory subscriptions, and all your progress is saved securely on your device. You can study in a basement electrical room with zero cell service. Download Code Master today, crush your exam, and take the next step in your electrical career!

Screenshots

NEC Electrical Exam by VoltLab4 screens
Electrical Code Meister4 screens

Verdict

The call

The clearest difference is in-app purchases: Electrical Code Meister at none against NEC Electrical Exam by VoltLab's 2. NEC Electrical Exam by VoltLab's advantage is iOS requirement (15.6 vs 26.2). On price, ads and device support 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 Electrical Exam by VoltLab sells 2 in-app purchases, starting at $2.99 per month. Electrical Code Meister asks for nothing beyond the download.

Scorecard2 real differences · 8 level
NEC Electrical Exam by VoltLab versus Electrical Code Meister: the parameters behind the verdict, then further details
ParameterNEC Electrical Exam by VoltLabElectrical Code Meister
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 5 weeks—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better26.2
Further details — not scored
Size77 MB12 MB
Age rating4+4+
DeveloperNazmul IslamGhaith Alshehabat

In-app purchases

2 purchases

NEC Electrical Exam by VoltLab

Subscriptions2
  • US3 Days trial$2.991 Month
  • US3 Days trial$29.991 Year
None

Electrical Code Meister

No in-app purchases

Questions

Is NEC Electrical Exam by VoltLab free?
NEC Electrical Exam by VoltLab is free to download, with in-app purchases available.
Is Electrical Code Meister free?
Electrical Code Meister is free to download, with no in-app purchases.
Do NEC Electrical Exam by VoltLab or Electrical Code Meister have ads?
Neither NEC Electrical Exam by VoltLab nor Electrical Code Meister shows ads.

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