Comparison

Journeyman Study Prep vs NEC Electrical Exam by VoltLab

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

Head to head
About

Journeyman Study Prep

Prepare for your Journeyman Electrician license exam with realistic practice questions and tools to navigate the National Electrical Code. Track your progress and set daily study goals to master electrical theory and local code requirements.

Highlights
  • Realistic practice exams
  • NEC navigation trainer
  • Scoreboard and progress tracking
  • Daily study goal system
  • Study by code category or article
Features
Read full description

Journeyman Study Prep is designed to help electricians prepare efficiently for the written exam required to obtain a Journeyman Electrician license in the United States. Whether you are beginning your career or advancing to the next level, this app provides the essential tools you need to study the National Electrical Code (NEC), electrical theory, calculations, and local code requirements. Key Features Practice Exams Work through realistic exam-style questions based on NEC topics and electrical concepts. Questions are organized by category to help you focus on specific areas of study. NEC Navigation Trainer Learn how to locate information quickly within the National Electrical Code. This interactive trainer teaches keyword scanning, index usage, and article lookup techniques to improve your speed and accuracy. Scoreboard and Progress Tracking Review your performance over time, track your correct answers, and identify areas where you may need additional practice. Daily Study Goal Stay consistent with a daily goal system that motivates you to keep practicing. Your progress is displayed visually to help you stay on track. NEC Study Topics Study by code category or article, including: • Grounding and Bonding • Services and Feeders • Motors • Box Fill • Wiring Methods • General Requirements

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

Screenshots

Journeyman Study Prep3 screens
NEC Electrical Exam by VoltLab4 screens

Verdict

The call

The clearest difference is in-app purchases: Journeyman Study Prep at none against NEC Electrical Exam by VoltLab's 2. NEC Electrical Exam by VoltLab's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.6). On price, rating, ratings volume 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 Electrical Exam by VoltLab sells 2 in-app purchases, starting at $2.99 per month. Journeyman Study Prep asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Journeyman Study Prep against 5.0 for NEC Electrical Exam by VoltLab. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Scorecard3 real differences · 7 level
Journeyman Study Prep versus NEC Electrical Exam by VoltLab: the parameters behind the verdict, then further details
ParameterJourneyman Study PrepNEC Electrical Exam by VoltLab
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Positive reviews—100.0% of reviews
Number of ratings11
Update frequency—Every 5 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreeFree
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.615.6 — better
Further details — not scored
Size13 MB77 MB
Age rating4+4+
DeveloperArmando BarretoNazmul Islam

Customer experience

Journeyman Study Prep

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

NEC Electrical Exam by VoltLab

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Journeyman Study Prep

No in-app purchases

2 purchases

NEC Electrical Exam by VoltLab

Subscriptions2
  • US3 Days trial$2.991 Month
  • US3 Days trial$29.991 Year

Questions

Is Journeyman Study Prep free?
Journeyman Study Prep is free to download, with no in-app purchases.
Is NEC Electrical Exam by VoltLab free?
NEC Electrical Exam by VoltLab is free to download, with in-app purchases available.
Which has better reviews, Journeyman Study Prep or NEC Electrical Exam by VoltLab?
Journeyman Study Prep and NEC Electrical Exam by VoltLab are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Journeyman Study Prep or NEC Electrical Exam by VoltLab have ads?
Neither Journeyman Study Prep nor NEC Electrical Exam by VoltLab shows ads.

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