Electrical Code-A-Day is an iPhone app developed by PawEng LLC that offers a daily dose of electrical code questions for apprentices, journeymen, and masters. The app contains 366 questions, one for each day of the year, covering a wide range of topics such as ampacity, wiring methods, electrical safety, lighting, and much more.

The quiz app is designed to help users master their electrical knowledge by testing their skills with basic electrician questions written by a real electrician. Users can choose to answer a question a day or as many as they can in one go, making it convenient and flexible for all levels of learners.

The app follows the electrical code in the United States and is an excellent resource for anyone learning the code or needing a refresher. With its comprehensive coverage of topics, Electrical Code-A-Day is a valuable addition to any electrician's toolbox.