# Resistor color code calc — Resistor color code Calculator

> Calculates resistor resistance values from colored bands for electronics. (iPhone/iPad app by EONSOFT.)

- Source: https://appshunter.io/ios/app/resistor-color-code-calc/id1441211200 (this page in markdown: same URL + `.md`)
- Developer: [EONSOFT](https://appshunter.io/developer/899851112)
- Category: Utilities, Education
- Price: Free
- Rating: 5.00/5 from 5 App Store ratings · 6 written reviews indexed
- Age rating: 4+
- Requires: iOS 11.0 · 13 MB
- Languages: American English, Afrikaans, Albanian, Amharic, Arabic, Armenian, Azerbaijani, Basque, Belarusian, Bangla and 94 more
- Released: 2018-11-06
- Data updated: 2026-08-17
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/resistor-color-code-calc/id1441211200/reviews.md

## What is Resistor color code calc?

Resistor color code calculator helps determine the resistance value indicated by the colored band.
You can use it for 3, 4, 5 and 6 band resistors.
You can click the band in the color table to select a color for that band.
The resistor visually shows your band color selection and displays the corresponding resistance value.

It will help you configure your electronics.

How to use the resistance color code calculator
- Please select the number of band colors first.
- Select the color of the band by clicking on the corresponding box in the color chart.
- The corresponding resistance value and the tolerance of the resistance are displayed.

## Key features

- Calculates resistance for 3-6 band resistors
- Visual band color selection
- Displays resistance and tolerance
- Aids electronics configuration
- User-friendly interface

## Recent user reviews (6 of 6)

All indexed reviews: https://appshunter.io/ios/app/resistor-color-code-calc/id1441211200/reviews.md

### 5/5 — <[$_{0。］}.]>

*2025-07-28*

<[$_{0。］}.]>

### 5/5 — Very good!

*2024-08-06*

Simple, modern and well designed app! :)

### 1/5 — Aplica ativo muito ruim

*2024-05-23, version 1.3.3*

O aplicativo não funciona para Ulisses Andreis(Odisseu)

### 1/5 — Ruim

*2021-09-23, version 1.2.7*

Ruim

### 5/5 — Спасибо

*2021-04-08, version 1.2.7*

++

### 5/5 — 👍

*2019-11-18, version 1.1*

👍

## Frequently asked questions about Resistor color code calc

### What is Resistor color code calc?

Resistor color code calc is a utility app designed to help users determine the resistance value of resistors based on their colored bands. It supports various band configurations and provides a visual representation of the selected colors and calculated values.

### How do I use Resistor color code calc?

To use Resistor color code calc, first select the number of bands on the resistor. Then, click on the corresponding color boxes in the chart to select the color for each band. The app will then display the calculated resistance value and tolerance.

### What types of resistors does Resistor color code calc support?

Resistor color code calc supports resistors with 3, 4, 5, and 6 colored bands. This covers a wide range of common resistor types used in electronics.

### Is Resistor color code calc free to use?

Yes, Resistor color code calc is free to download and use. However, it does contain advertisements.

### Does Resistor color code calc have ads?

Yes, Resistor color code calc contains advertisements. These ads help support the continued development and availability of the app.

### What devices is Resistor color code calc available on?

Resistor color code calc is available for iPhone and iPad devices. It is designed to work on these iOS platforms.

### How often is Resistor color code calc updated?

The latest version of Resistor color code calc is 1.3.3, which was last updated on September 8, 2023. Updates typically include bug fixes and performance improvements.

### What is the age rating for Resistor color code calc?

Resistor color code calc has an age rating of 4+. This indicates it is suitable for users of all ages, with no mature content.

## Version history (last 5 releases)

### 1.3.3 — 2023-09-08

App bug fixes and stabilization.

### 1.3.2 — 2023-07-16

App bug fixes and stabilization.

### 1.3.1 — 2023-07-10

App bug fixes and stabilization.

### 1.2.9 — 2023-07-06

App bug fixes and stabilization.

### 1.2.7 — 2021-03-15

App bug fixes and stabilization.

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All apps by EONSOFT: https://appshunter.io/developer/899851112

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-17.*