# Resistor Code Calculators vs Resistor color barcode

The clearest difference is ads: Resistor color barcode at none against Resistor Code Calculators's shown. Resistor color barcode also leads on update cadence (every 2 days vs every 7 months) and iOS requirement (11.0 vs 13.4). On price, 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 color barcode every 2 days. The most recent releases landed on September 17, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Resistor Code Calculators | Resistor color barcode |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 2 days** |
| Size | 6 MB | 44 MB |
| Requires iOS | 13.4 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kanta Kikubo](https://appshunter.io/developer/1450598215) | [Arkadiusz Fryszkowski](https://appshunter.io/developer/1142676058) |

## 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 color barcode

[App page](https://appshunter.io/ios/app/resistor-color-barcode/id6473667267)

**Features:** macOS Compatibility

**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 color barcode free?

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

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

Resistor Code Calculators shows ads; Resistor color barcode does not.

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

Resistor Code Calculators ships an update every 7 months, and Resistor color barcode every 2 days. Most recently, Resistor Code Calculators was updated on September 17, 2026 and Resistor color barcode on September 14, 2026.

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