Best Nec Code Calculator Alternative Apps

Basic and scientific calculationsUnit and currency converterAI-powered math solver with photo recognition

This app offers a comprehensive suite of calculation tools, including basic, scientific, and unit conversion functions. It features an AI-powered math solver that can solve problems from photos and a dedicated math notes section for jotting down equations and diagrams. Accessibility options like dynamic text size and VoiceOver support are also included.

(1.7M)

AWG Calculator: Wire Size

Electrician Wire Tool

Wire size (AWG) calculationsVoltage drop calculationCircuit breaker sizing

This professional tool provides electricians with accurate, code-based electrical calculations for wire sizing, voltage drop, circuit breakers, and more. It includes NEC® code references and specialized calculations for various systems. Save time and ensure accuracy in the field or during planning.

(67)

The Best Scientific Calculator

Calculator ∞

$5.99

This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.

Step-by-step solution hintsMath Photos SolverHandwriting Recognition

(6.3K)

Electrical Code-A-Day

Quiz for Electricians

Daily electrical code questionsQuestions written by a real electricianCovers a wide range of electrical topics

Test your electrical knowledge daily with a new question based on the US electrical code. Perfect for apprentices, journeymen, and masters seeking to learn or refresh their understanding of electrical concepts and regulations.

📊 Productivity

(8.6K)

free

Scientific Calculator Plus 991

NCalc & CalcES Calculator 115

Natural display inputGraphing moduleFormula library

This app is a powerful scientific calculator with graphing capabilities, a formula library, and a unit converter. It offers natural display input, advanced math functions for algebra, calculus, and statistics, and supports various number bases and formats.

(12K)

8000+ Questions & Explanations

NEC Mastery

8000+ exam-style questions20 NEC calculatorsQuick reference guide

Prepare for electrician certification exams with over 8,000 practice questions and detailed explanations. Access a comprehensive quick reference guide and 20 professional NEC calculators for on-the-job use. Track work hours with a built-in log for state board submissions.

(160)

Calculator with History +

No ads & Scientific calculator

Ad-free experienceCalculation historyVisual input

This free calculator app offers a fast, ad-free experience with a visual input and calculation history. Customize your experience with various keyboard sounds and colors, and access advanced scientific functions when needed.

💰 Finance

(25K)

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.

Mike Holt's Electrical Toolbox

(1.5K)

free

Electrical Power Calculator

Conductor sizingVoltage drop limitationsCircuit protection sizing

This app provides essential calculations for electricians, inspectors, contractors, and engineers. It helps determine conductor sizing, circuit protection, race sizing, and grounding conductor sizes for various electrical equipment and services.

Master Electrician Ref. Lite

(197)

free

A handbook for electricians

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.

Fraction, Scientific Calc +

Basic & Scientific CalculatorLive Currency ConverterHistory Tape

This app offers a clean and intuitive interface for both basic arithmetic and advanced scientific calculations. It includes a history tape to review past computations and supports various mathematical operations, making it suitable for everyday use and complex problem-solving.

(358K)

Wire Size, NEC & IEC Tools

Voltage Drop Calculator.

NEC and IEC dual standardsVoltage drop and wire sizing calculationsSupport for continuous load and corrections

Calculate voltage drop and wire size using both NEC and IEC standards. Supports various load types, conductor materials, and system configurations. Generates detailed reports for electricians, engineers, and contractors.

(412)

Electric Toolkit - Calculator

Electrical Wiring Diagrams

$5.99

This app provides a comprehensive collection of electrical wiring diagrams and calculators for home projects. It includes various switch and fan wiring configurations, outlet diagrams, and essential calculators for grounding, circuit breakers, and voltage drop, adhering to NEC standards.

3-way switch wiring diagramsCeiling fan wiring diagramsGFCI wiring diagrams

This app offers a versatile calculator with three distinct modes: Basic, Scientific, and Programmer. It provides a history view, sharing capabilities, and supports various input and output formats. The app is designed for iPhone, iPad, and iPod Touch.

Multi-mode calculator (Basic, Scientific, Programmer)Calculation historyShare results via email

This app offers a powerful graphing calculator experience with touch-based input for enhanced interaction. It supports natural textbook notation, advanced math functions, and various plotting capabilities. Users can also utilize its programming features and built-in tools like unit conversion and a periodic table.

Touch-based graphing and editingNatural textbook notation inputAdvanced math and statistical functions

Ugly's Electrical References

(4K)

paid

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

📊 Productivity

(1.5K)

paid

Fault Current Calculator

by Cooper Bussmann, LLC

Calculate available fault currentSize fuses and conductorsGenerate service equipment labels

This tool helps contractors, engineers, and electricians quickly calculate available fault current on single and three-phase electrical systems. It also assists in sizing fuses and conductors for various circuits and can generate labels for service equipment.