Resistor color calculator. Works for four and five bands resistors.
By changing the color pickers the color bands changes on the resistor
Displays the color code for 4 and 5 bands resistors.
One can also type the value to convert to color bands. The app remembers the 4 or 5 bands colours when switching between 4/5.
The values can be copied to the clipboard for easy access to email etc.

In the watch app the functions is almost the same. A "how to use" is embedded in the watch app. The CROWN is used to change valuess.
Below the start screen is the switch to change between 4 and bands resistor.
Make sure that the color picker is selected when you turn the crown
Tap the region where the color "picker" is located at the bottom of the first screen.

What’s New

Version 3.0

Some cosmetics changes and a Watch app more user friendly

App Privacy

The developer, Anders Falck, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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