NEC Mastery
NEC Mastery Summary
NEC Mastery is a with in-app purchases iOS app in Education by Webrich Software Limited. Released in Oct 2024 (1 year ago). It has 126 ratings with a 4.79★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 348 monthly active users and generates around $<10K monthly revenue (100% IAP / 0% ads). Store metadata: updated Mar 17, 2026.
Store info: Last updated on App Store on Mar 17, 2026 .
4.79★
Ratings: 126
Screenshots
App Description
Developed with insights from licensed electricians, instructors nationwide, this app has helped thousands pass their exams and stay updated with the latest 2023 NEC Code and 2024 changes.
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.
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
Certifications Covered
- Commercial Electrical Inspector
- Journeyman Electrician
- Electrical Contractor
- Electrical Plans Examiner
- National Standard Journeyman Electrician
- National Standard Journeyman Sign Electrician
- National Standard Low Voltage Technician
- National Standard Maintenance Electrician
- National Standard Master Electrician
- National Standard Master Sign Electrician
- National Standard Residential Electrician
Why Choose NEC 2024 Exam Prep
- Over 8,000 exam-style questions with answers, references, and detailed explanations (320 questions in lite version and 8160 questions in full version)
- Covers the latest NEC Code (2023 Edition and 2024 Updates)
- Choose your own syllabus. Customize your exam syllabus down to each individual article. Adjust chapter weightages, select or clear articles.
- Mock tests and performance tracking to simulate real exams
- Topic-based learning to focus on specific NEC categories
- Smart test algorithm that ensures randomized questions for every attempt
- Instant feedback mode to see answers and explanations as you practice
- Dark mode and adjustable text size for a comfortable study experience
Stay Updated with NEC 2023 and 2024 Changes
This app includes the latest NEC updates, ensuring you are well-prepared:
- New ground-fault and arc-fault interrupter (GFCI and AFCI) requirements for residential buildings
- Expanded energy storage system (ESS) regulations for safe installation and integration
- Updated grounding and bonding rules for all installation types
- Enhanced circuit protection and load calculation standards
- Improved safety guidelines for electrical workspaces and fire prevention
Study by Topics
1 General
2 Wiring and Protection