Best Coil Inductance Calculator Apps

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.

(357K)

Sci:Pro Calculator

by Jerry Montgomery

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

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.

(3.6K)

free

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.

This application offers a high-precision calculation engine with a user-friendly interface. It allows for real-time result display as formulas are typed, supports multiple undo actions, and enables easy switching between workspaces. Users can also access persistent history, print calculations via AirPrint, and share history via email.

High precision calculation engineResults displayed while typingMultiple undo functionality

Watts Amps Volts Calculator

(268)

ad-supported

Electrical power calculator

Single-phase power calculationsThree-phase power calculationsConvert Watts, Amps, Volts

This app serves as an advanced electrical power calculator. It allows users to easily compute and convert between Watts, Amps, and Volts for single-phase systems, and kW, Amps, Volts, and Power Factor for three-phase systems. Simply input known values to find the missing one.

Ohm's Law, Voltage Drop, Wire

(46)

ad-supported

Electrical Calculator

$3.99

This app provides over 65 essential electrical calculation tools and formulas for engineers, students, and professionals. It supports both USCS and SI units and includes features like resistor color code conversion and upgraded voltage drop calculations aligned with industry standards.

Over 65 electrical calculation toolsResistor color code calculatorsUpgraded voltage drop calculations

(462)

free

Resistor Code Calculator

by Vivid Planet Software

Calculate resistor color codesSupports 4-band resistorsSupports 5-band resistors

Easily determine the resistance value of electronic components using their color bands. This reference tool supports both 4 and 5-band resistors, making it ideal for makers, engineers, and students working with electronics projects.

🔍 Reference

(27)

ad-supported

Voltage Drop Calculator.

Wire Size, NEC & IEC Tools

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)

Conduit Bender Elite - Calc

Calculator for Electricians

$7.99

This app is a specialized calculator for electricians to simplify conduit bending calculations. It offers detailed diagrams and step-by-step guidance for various bend types, helping users save time and focus on installation. Users can customize settings for different conduit sizes and units of measurement.

Conduit bending calculationsDiagrams and step-by-step helpMultiple bend types supported

(1.6K)

Reactive Advanced Calculator

Calcularium

Reactive CalculationsVoice Control (Siri)Script and Photo Input

This app offers real-time calculations, allowing you to see results as you type. It goes beyond basic arithmetic with advanced functions, unit conversions, and customizable expressions, acting as a powerful helper for complex calculations.

📊 Productivity

(2.2K)

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)

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

📊 Productivity

(1.5K)

paid

Ohm's Law: Circuit Calculator

Electrical Calculator & Solver

Voltage calculationCurrent calculationResistance calculation

This app simplifies electrical calculations by accurately computing voltage, current, resistance, and power. It offers a user-friendly interface and step-by-step explanations, making it ideal for students, engineers, and electricians to solve circuit problems efficiently.

Dozens of tools in one app

Resistor color code calculatorsLED resistor calculatorOhm's law calculator

This app provides a comprehensive suite of tools and calculators for electronics engineers, students, and hobbyists. It includes numerous calculators for resistors, LEDs, capacitors, Ohm's law, and more, alongside useful tables and unit converters.

📚 Education

(507)

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.