Apps Like Perfboard for iPhone and iPad
Electronics hobbyist utility and reference tool.
The app provides a reference and utility for electronics hobbyists. It includes calculators for resistors and capacitors, along with tools for L.E.D.s and Ohm's law.
Perfboard screenshots
Ranked alternatives
Showing 61–80 of 1,000 ranked alternatives.


Southwire® Voltage Drop Calc
Southwire Company
Calculate and wire size
Calculate for a specific conductor run or determine wire size based on and current carrying capacity. Limits wire size to and NEC ampacity. Supports AWG and KCMIL sizes only.



Electrical Converter
V PUGAZHENTHI
Convert units, calculate values, switch categories
Convert units across 16 categories with 173 units and 2162 conversions. Perform calculations for field strength, resistance, capacitance, and more. Access 62 calculators via in- purchase.


Toolbox™
Tue Nguyen Minh
Edit files, manage data, and organize tasks
Manage files with drag-and-drop organization. Access a flashlight with adjustable brightness. Use a calculator, note taker, and screen recorder. Includes calendar, timer, and widget tools. Sync data across devices.

ElectriCalc Pro
Calculated Industries, Inc.
Calculate and document electrical work safely
Perform electrical calculations for contractors, designers, and electricians. Calculate load, voltage drop, conduit fill, and panel sizing. Verify compliance with NEC® codes from 1996 to 2023. Store and retrieve past calculations.

Calculator Easy HD
良峰 侯
Calculate, copy, and send results
Perform calculations with a live voice input feature. Use an ergonomic key layout with an extra large "+" key and backspace function. Copy and send results via email. Support Retina displays on all iPads and iPhones. Enable Dark Mode.

Ohm's Law
Creature Code Mobile, LLC
Calculate voltage, current, and resistance
Calculate electrical values using . Input voltage, current, or resistance to find missing variables. Supports calculations for series and parallel circuits. Includes unit conversion for volts, amps, and ohms.

Resistor Color Band Calculator
Aryaman Sharda
Calculate values by bands
Determine values by selecting bands. Calculate resistance, tolerance, and temperature coefficients. View detailed specifications and compare ratings.


Calculator%.
Unicom TOV
Calculate, add, subtract, multiply, divide
A calculator with a large, easy-to-read display and simple buttons. Perform addition, subtraction, multiplication, and division. Features a clear layout and user-friendly design for everyday use.

Electric Toolkit - Calculator
Cyberprodigy LLC
Wire diagrams, pinouts, calculate electricity
Access electrical wiring diagrams for switches, fans, and outlets. Calculate grounding conductor sizes. View diagrams for 3-way switches, 4-way switching, GFCI, and more. Includes NEC 2014 to NEC 2023 standards.

Capacitor-Converter
Gerhard Lentschik
Calculate values and color codes
Calculate values by entering the EIA code or desired value. Determine color rings based on capacitance. Support SMD capacitors and convert between codes and values.



ID Resistors
Marc Rummel
Enter resistor code or value to get
Identify resistor values by entering code or value. Support for through-hole and SMD . Provide resistor color codes and numerical values. Available in English, French, German, and Spanish.

iResistors
Gian Enrico Conti
Learn basic electronics with colors.
The app allows users to swipe on colored bands on a resistor. Users will see colors changing and the final value in Ohms will be displayed.

Resistor color barcode
Arkadiusz Fryszkowski
Scan barcodes, select colors, calculate resistance
Calculate values using colors. Select bands for 4, 5, or 6 band resistors. Switch modes by swiping the screen. Display numerical value and tolerance.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.