Best Commercial Electrical Designer Apps

Motor and wiring informationAmpacity tablesConduit fill and grounding sizes

This electronic pocket reference guide provides essential information for electrical professionals. It offers calculations, code tables, and detailed sections on motors, ampacities, grounding, and more, all accessible on your mobile device.

(2.4K)

Ugly's Electrical References

by Informed Publishing

$12.99

This app provides electricians and electrical professionals with up-to-date digital information based on the National Electrical Code. It includes formulas, wiring diagrams, conduit bending guides, and calculators for various electrical calculations. The app is designed for on-the-job reference and works offline.

NEC 2026 updatesMathematical formulas and calculatorsConduit bending guide with videos

(1.5K)

Electrical Wiring Pro 2017

Calcs, Refs - Electrical Pros

2017 Electrical Code supportAmpacity and wire sizingBox fill and wire bending space

This app provides electrical calculations and references based on the 2017 Electrical Code. It supports multiple code versions and offers features for wire sizing, box fill, conduit fill, residential load calculations, and voltage drop.

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Electrical & NEC AI Assistant

Ask BONBON - NEC Code AI

Instant NEC code answersAI-powered code explanationsSmart job site troubleshooting

$14.99 | 100% OFF

This AI-powered assistant provides instant answers to National Electrical Code (NEC) questions for electricians. Get precise code information, explanations, and troubleshooting help directly on the job site to ensure compliance and build confidence.

(42)

NEC Electrical Exam by Dakota

NEC Practice Test Questions

Over 3000 exam questionsAI tutor for step-by-step helpPractice specific exam topics

Prepare for your electrical licensing exams with a vast library of practice questions, detailed explanations, and AI-powered assistance. Track your progress and identify weak areas to study more effectively for Journeyman, Master Electrician, and Contractor exams.

📚 Education

(400)

Southwire® Conduit Fill Calc

by Southwire Company

Conduit size calculationNEC fill percentagesJam probability

This tool assists electricians, engineers, and contractors in determining the correct conduit size based on NEC guidelines. It calculates conduit fill percentages and jam probability, saving time compared to manual calculations.

🔧 Utilities

(746)

Learn Electrical Engineering

by Pollmine.Com

AI-driven coachBite-sized video lessonsQuizzes

Master electrical engineering concepts with an AI-powered coach. Access bite-sized video lessons, quizzes, and personalized guidance to enhance your knowledge. Dedicate just 60 minutes weekly to achieve significant learning outcomes.

Electrical circuit colors

Global country-specific wire color codesExtensive circuit database (up to 1000 circuits)Quick search for phase colors

This app helps electricians and DIYers identify electrical wire colors globally. It offers country-specific codes, a large circuit database, and quick search functionality. Customize colors for your projects and enjoy a user-friendly interface for efficient electrical panel wiring.

(985)

Electrical Panel Designer

Switchboard Wiring Diagram

Electrical panel assemblyWire routingDevice library

$6.99 | 100% OFF

Design and assemble electrical panels with a comprehensive tool for electricians, designers, and homeowners. Create detailed wiring diagrams, route wires, and manage projects locally on your device. Features include a vast library of components and customizable labeling for clear documentation.

🎨 Graphics & Design

(8)

freemium

BuildOps: Commercial Trades

Field Tools for Contractors

Work order managementTime trackingPhoto capture and organization

This app streamlines commercial building maintenance and construction for field teams. It connects technicians with office staff, enabling real-time access to job details, time tracking, photo capture, and equipment management. AI features further enhance efficiency by automating data capture from asset nameplates.

💼 Business

(410)

freemium

Southwire® Voltage Drop Calc

Southwire Calculator

Determine wire size for voltage dropCalculate voltage drop for conductor runsLimit wire size by voltage drop

Calculate the appropriate wire size for electrical circuits. This tool helps determine wire size based on voltage drop and current carrying capacity, ensuring compliance with NEC ampacity limits.

🔧 Utilities

(1.5K)

Electrical Wiring Simulator

Electrician Circuit Trainer

Step-by-step simulationsReal-world wiring practiceLoad control and switching

$19.99 | 100% OFF

Practice real-world electrical wiring skills with interactive, step-by-step simulations. Learn load control, parallel/series wiring, and troubleshooting without tools or risk. Ideal for students and aspiring electricians.

📚 Education

(190)

Electrical Calculations

Cable sizing & capacity

Wire size and voltage drop calculationsPower, current, and resistance calculationsMotor performance and connection diagrams

This app provides a comprehensive suite of electrical calculations for professionals. It supports various international standards and offers detailed reports in PDF format. The tool covers wiring, power, motor, and electronic calculations, along with extensive conversion tables and resources.

(125)

Load calcs, NEC help, and more

Kopperfield

Load calculator with NEC standardsSingle line diagram toolPanel schedule creation

Streamline electrical design and permitting with powerful tools for load calculations, panel schedules, and single-line diagrams. Quickly reference the National Electrical Code with an AI-powered chatbot and generate instant PDF reports for inspectors and clients.

Local Electric Wholesale

Contactless order signingExclusive promotions accessInvoice payment

Manage your account and streamline your work with this app. It offers contactless order signing, access to exclusive promotions, and easy invoice payments. Find nearby branches and access helpful electrical reference materials.

💼 Business

(27)

2017 Master Electrician Ref.

A handbook for electricians

$9.99

This digital handbook provides electricians and related professionals with essential electrical formulas, diagrams, and reference tables. It offers calculations, a dictionary of terms, and detailed information on wiring, motors, transformers, and more, all accessible on a mobile device.

Electrical formulas and calculationsWiring diagrams for various systemsMotor and transformer specifications

(1.3K)

NEC Code CalculationsWire SizingVoltage Drop

Electrical Calc Elite

NEC Code Calculator

$19.99

This app serves as a comprehensive NEC code calculator for electrical professionals. It helps electricians, contractors, and inspectors quickly and accurately solve common electrical calculations based on National Electric Codes, with support for multiple code versions and in-app purchases for updates.

🔧 Utilities

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