Best Electrical Design Products in 2026

OhmNexus is a platform of electrical calculators, design tools, guides and professional services for engineers, electricians, students, and makers. Every calculator and tool is engineered for accuracy and built on the NEC, IEC and IEEE standards.

Key OhmNexus features:

Standards-based calculations 26 electrical engineering categories No Account Required

free

FlexiQuiz is a powerful online test generator that enables you to create engaging online quizzes, tests, or exams in minutes. Choose from 100's of features to create a customized quiz that meets your objectives for business, education, or fun. .

Key FlexiQuiz features:

Question bank Groups Courses Add media

Try for free freemium $25 / Monthly (Essentials plan) Sponsored

Pixel-accurate PDF comparison for construction drawings, site plans and CAD exports. Runs locally in your browser — GDPR-friendly, no sign-up, try it right away.

Key difflayer features:

Focused Use Case Simple Interface Time-Saving for Repetitive Tasks Niche Specialization

free

Describe the job out loud or upload an electrical plan for AI-assisted symbol counting, then build editable quotes with labor and materials.

Key SparkQuote.app features:

Fast Quote Generation User-Friendly Interface Professional Templates Streamlined Client Communication

freemium

CRM, smart dispatch, scheduling, and custom integrations built into one powerful hub. Streamline operations using pre-built templates, organize field teams, auto-sync data across platforms, and run your business faster.

Key 3Bids features:

Streamlined bidding process Centralized platform Potential cost savings Improved transparency

SEE Electrical is the electrical cad software for designing electrical installations. Tutorials, downloads and free trial version available.

Key See Electrical features:

User-Friendly Interface Comprehensive Features Customizable Libraries Integration Capabilities

Free cable size calculator and electrical calculators for NZ and Australia. Voltage drop, maximum demand, loop impedance and more, to AS/NZS 3008 and 3000.

Key AmpSize.nz features:

New Zealand focus Specialized niche tool Likely quick and simple to use Potential cost savings

freemium NZ$5 / Monthly (Pro)

Jobber’s field service scheduling software and app is the best way to organize your service business. Quote, schedule, invoice, and get paid—all in one place. Our easy-to-use app powers your sales, operations, and customer service.

Key Jobber features:

User-Friendly Interface Comprehensive Functionality Mobile App Customer Support

#1 Management Software for Home Service Contractors.

Key ServiceTitan features:

Comprehensive Platform User-Friendly Interface Mobile Capabilities Integration Options

All About Circuits Electronic Search is a website for technical information, tools, and news about electronics.

Key All About Circuits Electronic Search features:

Comprehensive Resource User Community Diverse Content Formats Free Access

HouseCall Pro is a top rated mobile app that will put you in control & delight your customers. Scheduling, dispatching, GPS tracking, invoicing, credit cards & more.

Key HouseCall Pro features:

User-friendly Interface Comprehensive Features Mobile App Customer Support

The end-to-end digital workflow and collaboration solution trusted by over 1 million AEC professionals worldwide. Revu delivers award-winning PDF creation, editing, markup and collaboration technology designed for AEC workflows.

Key Bluebeam Revu features:

Comprehensive Toolset Collaboration Features Customization Options Measurement Accuracy

Helping you make rational decisions, one calculation at a time.

Key Omni Calculator features:

User-Friendly Interface Wide Range of Calculators Accuracy Educational Value

Solve Elec is a free educational program to draw and analyze electrical circuits.

Key Solve Elec features:

Freeware User-Friendly Interface Educational Focus Real-time Simulation