# Resistor Code Calculators vs Resistor

The clearest difference is ads: Resistor at none against Resistor Code Calculators's shown. Resistor Code Calculators's advantage is iOS requirement (13.4 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Resistor Code Calculators ships an update every 7 months, Resistor every 9 months. The most recent releases landed on September 17, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | Resistor Code Calculators | Resistor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (17 ratings)](https://appshunter.io/ios/app/resistor-converter/id6446839759/reviews)** |
| Number of ratings | — | **17** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 7 months** | Every 9 months |
| Monetization | — | Free |
| Size | 6 MB | 8 MB |
| Requires iOS | **13.4** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kanta Kikubo](https://appshunter.io/developer/1450598215) | [Gerhard Lentschik](https://appshunter.io/developer/629988041) |

## What reviewers say

### Resistor Code Calculators

[App page](https://appshunter.io/ios/app/resistor-code-calculators/id1465336419)

**Features:** macOS Compatibility

**In-app purchases:** none


### Resistor

[App page](https://appshunter.io/ios/app/resistor-converter/id6446839759)

Quickly calculate resistor values from color bands or SMD codes, and vice versa. This tool is ideal for electronics enthusiasts, students, and DIYers working with 4, 5, or 6-band resistors and various SMD codes. It functions offline and requires no registration.

**Highlights:** Calculate resistor values from color bands, Convert resistor values to color bands, Supports 4, 5, and 6-band resistors, Handles SMD codes (EIA-3, EIA-4, EIA-96), Works offline, No registration required

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Resistor Code Calculators free?

Resistor Code Calculators is free to download, with no in-app purchases.

### Is Resistor free?

Resistor is free to download, with no in-app purchases.

### Do Resistor Code Calculators or Resistor have ads?

Resistor Code Calculators shows ads; Resistor does not.

### Which is updated more often, Resistor Code Calculators or Resistor?

Resistor Code Calculators ships an update every 7 months, and Resistor every 9 months. Most recently, Resistor Code Calculators was updated on September 17, 2026 and Resistor on August 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*