About this app
Can you beat the Master? See how many of the 366 questions you can answer correctly! Electrical Code-A-Day has an electrical code question for each day in the year. Take a minute a day to answer a question, or answer as many as you can in one go. How you do it is up to you! This quiz app contains basic electrician questions written by a real electrician. This app is for apprentices, journeymen, and masters. Whether you are learning the code or just need a refresher, this is the app for you. The topics we cover are: ampacity, junction/pull/device boxes, wiring methods, conduit fill, devices, NEMA, electrical safety, lighting, disconnects, panelboards, motor data, electrician terms, derating, box fill, construction support distances, voltage drop, distribution wiring, grounding and bonding, ARC flash, torque, conduit bending, connectors/lugs, hazardous locations, wet/dry/damp locations, trade practices, EMT, Rigid, wiring cables MC/AC/Flex, wire types/insulation, NEC books and lookup, AHJ/adoptive states, electrical part identification, electrical symbols, electrician tools, copper costs, and much, much more. This app follows the electrical code in the United States.
Latest release
What’s New
We've fixed a few bugs.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
- First observed Aug 10, 2026 · 3:22 PM Free
Screenshots
