Apps Like Electrical Calculation Tools for iPhone and iPad
Calculate voltage, current, and power
Calculate values using Ohm’s Law with inputs for voltage, current, and resistance. Determine power with formulas for watts, amps, and volts. Convert between units like volts, amps, and kilowatts. Store frequently used values for quick access.
Ranked alternatives
Showing 641–660 of 1,000 ranked alternatives.


Resistor Calculator 4-Band
Max Kievits
Calculate values instantly
Calculate values by selecting color bands. Display resistance, tolerance, and temperature coefficient. Visualize bands with interactive color selection.













Construction Calculator °
Nikhil Kumar
Calculate measurements, angles, and dimensions precisely
Calculate angles, measurements, and dimensions with precision. Input values to determine area, volume, and slope. Convert units and perform trigonometric calculations. Save and share results for project reference.




Transformer Calc 2
Snappy Appz Inc.
Calculate transformers on the fly
Allows users to perform electrical calculations for sizing, overcurrent, wire, and conduit. It supports 2017 NEC and 2021 CEC codes for US and Canada.

Calculation Pad
Yukio Tajima
Calculate, add tax, save history
Calculate mathematical expressions with basic and advanced functions. Store history for reference. Add taxes to totals. Use biometric authentication like fingerprint or face to secure data. Retrieve previous results for new calculations.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.