214+ iOS apps curated and reviewed
The best nec 725 class 1 2 3 circuits apps on iPhone average 4.4★ across 214+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
Get instant answers to electrical questions and NEC code guidance with our AI-powered assistant, free for life. Sign up now and start improving your electrical work with fast, accurate answers and improved safety and compliance.
The application helps aspiring journeyman electricians prepare for their certification exams by providing them with a comprehensive study tool featuring over 1,200 practice questions, detailed content, and versatile testing modes. Get ready to pass your Journeyman Electrician exam on the first try with this mobile app.
Put your electrical knowledge to the test with this daily quiz app for electricians! Answer a new question each day or binge-answer them all at once. Perfect for apprentices, journeymen, and masters looking to sharpen their skills or refresh their knowledge. Lightning-fast learning on all things electrical!
This app is a comprehensive electrical reference guide that has been updated to align with the 2020 National Electrical Code. It offers a range of features such as calculators, interactive tools, and in-depth information for electricians, making it a valuable on-the-job resource.
An industry-leading electrical power calculator app designed by Mike Holt for electricians, inspectors, contractors, and engineers. Perform conductor sizing, circuit protection, race sizing, and more with this practical and useful tool.
This innovative tool helps contractors, engineers, electricians, and inspectors calculate available fault current on single and three-phase systems, size fuses and conductors, and create labels for service equipment. Try it out to easily determine fault current and ensure compliance with electrical safety standards.
Explore a revolutionary 3D circuit building experience with lightning-fast analysis and user-friendly controls. Easily design circuits using intuitive tools and document-based organization, making engineering simple and efficient. Start creating circuits effortlessly today!
Get ready to ace your electrician exam with confidence using this comprehensive practice app, featuring up-to-date questions, detailed explanations, and various test modes to track your progress and stay motivated. Subscribe now to access all premium features and content.
This app provides a comprehensive set of tools for electronics circuit calculations, conversions, and experiments, making it a handy resource for engineers, students, and hobbyists. With over 55 calculations and conversions, it simplifies circuit design and analysis, allowing users to instantly calculate variable values and track their work.
This application helps electricians, engineers, and contractors quickly determine the proper conduit size to use based on NEC guidelines, including fill percentages and jam probability. Simply input conduit type, size, and conductors, and the app will calculate the conduit fill percentage for you.
Prepare for the Journeyman Electrician certification exam with over 1,300 high-quality practice questions, efficient test modes, and performance tracking provided by an industry expert-designed app. Boost your chances of passing on the first try – start your journey today!
This application simplifies electrical installations by providing a range of calculators and lookup tools for tasks such as circuit calculations, conductor sizing, and code compliance. With it, users can quickly and easily perform complex calculations and find relevant information to ensure accurate and safe electrical installations, try it now.
Streamline your electrical design and permitting process with this comprehensive tool, featuring load calculators, line diagrams, panel schedules, and NEC code references. Get instant access to essential features and generate professional reports to share with inspectors and customers, saving you time and money.
A must-have app for electronics enthusiasts with calculators and references covering a wide range of topics including Ohm's law, capacitor codes, resistor color marking, and much more. Join over 100,000 users in simplifying electronics work or studies today. Unlock even more tools with the PRO version for enhanced functionality. Check it out now!
This electrical calculation tool simplifies wire size and other calculations following NEC standards, making it ideal for professionals and DIYers. Download now and try it for free for a month to streamline your electrical design and installation work.
Experience the ultimate virtual electronics sandbox with a vast library of components and circuit boards to design, test, and simulate electronics projects in a 3D workbench environment. Let your creativity flow without limitations, explore the beauty of electronics, and have fun while learning and experimenting. Start building your circuits, testing Arduino code, and creating 3D models today!
This electrical code calculator app helps electrical contractors, designers, and specialists solve complex calculations in seconds, ensuring conformance with the latest National Electrical Code (NEC). Try it for free before buying, and discover a comprehensive electrical reference tool that saves time, trouble, and money.
