# Resistor Reader

> Watch app to identify resistor values using color bands and Digital Crown. (iPhone/iPad app by JONOTHON CONE.)

- Source: https://appshunter.io/ios/app/resistor-reader/id1535269566 (this page in markdown: same URL + `.md`)
- Developer: [JONOTHON CONE](https://appshunter.io/developer/1493556554)
- Category: Reference, Utilities
- Price: $0.99
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 13.0 · 1 MB
- Languages: English
- Released: 2020-10-11
- Data updated: 2026-07-07
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/resistor-reader/id1535269566/reviews.md

## What is Resistor Reader?

Resistor Reader for the Watch allows one to quickly determine a resistors's value by selecting the color bands using the Digital Crown on the watch.  Requires Watch OS version 9.0 or higher.

## Key features

- Identify resistor values
- Digital Crown selection
- Color band input
- Watch-based utility


## Frequently asked questions about Resistor Reader

### What is Resistor Reader?

Resistor Reader is a utility app for Apple Watch that allows you to quickly determine the value of a resistor by selecting its color bands using the Digital Crown.

### How much does Resistor Reader cost?

Resistor Reader is a paid app, available for $0.99.

### What devices does Resistor Reader support?

Resistor Reader is designed for Apple Watch and also has companion support for iPhone and iPod.

### What are the system requirements for Resistor Reader?

Resistor Reader requires Watch OS version 9.0 or higher to function.

### Does Resistor Reader have ads?

No, Resistor Reader does not contain advertisements.

### How often is Resistor Reader updated?

The app was last updated on October 2, 2023, indicating active development and maintenance.

### What is the age rating for Resistor Reader?

Resistor Reader has an age rating of 4+, making it suitable for a wide range of users.

### What do users think of Resistor Reader?

Based on the available data, Resistor Reader has received a perfect 5.0-star rating from one user, indicating a highly positive initial reception.

## Version history (last 5 releases)

### 1.3 — 2023-10-02

Added text of color name to avoid errors.

### 1.2 — 2022-11-18

Requires Watch OS version 9.0 or higher.

### 1.1 — 2021-10-03

Now has support to read resistors with 4 to 6 bands.

### 1.0.1 — 2020-10-12

Bigger Display of Resistance.  Minor cosmetic changes.

### 1.0 — 2020-10-11

No release notes.

## Apps similar to Resistor Reader

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Resistor color codes calc](https://appshunter.io/ios/app/resistor-color-codes-calc/id6443917752) | — | Free | Reference |
| [Fundamental RLC](https://appshunter.io/ios/app/fundamental-rlc/id1629246247) | 5.0 (1) | $3.99 | Reference |

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All apps by JONOTHON CONE: https://appshunter.io/developer/1493556554

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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 2026-07-07.*