Apps Like SJ Resistor Calculator for iPhone and iPad
SJ Resistor Calculator screenshots
Ranked alternatives
Showing 21–40 of 1,000 ranked alternatives.


Electronics Toolkit!
Electronial
Calculate resistor values by color
Toolkit provides resistor calculations based on color codes or SMD values. It includes an LED resistor calculator and parallel resistor tools. Users can reference electronic components and formulas for design and troubleshooting.

Simple Circuit Builder
David White
Measure voltages and calculate resistance
Learn about resistors and resistance with interactive simulations. Configure up to eight component sections. Measure voltages across resistors and current through series and parallel circuits. Solve electrical circuits.


Resistor Calculator Lite
Marco Gorgon Escamilla
Calculate resistor value and tolerance.
The app calculates the value and tolerance of electric resistors based on their color bands. Users select the resistor's colors, and the app displays the corresponding value and tolerance.

Electrical Calculator Plus
Calc Hub, LLC
Calculate voltage, current, and power
Calculate properties using Ohm's Law, current, power, voltage, resistance, and horsepower formulas for DC and AC circuits. Convert units between volts, amps, watts, and ohms. Determine power factor and RMS voltage. Estimate voltage drop in systems.

Calculator‰
Tim O's Studios, LLC
Calculate with large buttons and clear display
A calculator with large buttons and a clear display for efficient calculations. Supports basic arithmetic operations. Includes a Retina Display for improved visibility.


iSlipstick
Sam Virgillo
Electronic formula calculators and value converters.
The app provides electronic formula calculators and value converters. It includes Ohm's law, Op-Amp gain, LC circuit, impedance, and resistor calculators, along with metric and imperial unit conversions.



Resistor Plus
Tan Chia Ling
Essential tool for electronics engineers hobbyists
The app decodes resistor color bands, calculates circuit values, and looks up standard resistor values. It supports 4, 5, and 6-band resistors and allows users to enter resistance values to find matching color bands.




Basic Calculator+
Christie Clark
Calculate with large buttons and clear display
A calculator with a clear display and large buttons supports functions. Switch between portrait and landscape modes on iPad. Perform simple calculations without additional features.

Ohms Law Calc.
V PUGAZHENTHI
Calculate voltage, current, and resistance
Calculate electrical values using formulas for voltage, current, resistance, power, and more. Determine wire size and voltage drop. Perform transformer and generator calculations. Convert between electrical units.


Resistance Color Calculator
Fabian Schiller
Select resistor colors and get value instantly
Determine resistor values by selecting ring colors and number of rings. Choose orientation with the larger gap on the right. Receive value, tolerance, and other details.

DigiKey
Digi-Key Corporation
Order components and view inventory
Search for electronic components using visual search by uploading a photo. Browse or filter inventory by specifications. View product details, datasheets, photos, and videos. Place orders directly from the .
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