# Resistor color decoder vs QR Hero

The clearest difference is in-app purchases: Resistor color decoder at none against QR Hero's 2. QR Hero's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. QR Hero sells 2 in-app purchases, starting at $2.99 per month. Resistor color decoder asks for nothing beyond the download.

## The numbers

| Metric | Resistor color decoder | QR Hero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | — |
| Size | 6 MB | 4 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Michal Pajdak](https://appshunter.io/developer/1794089424) | [Steve Bryce](https://appshunter.io/developer/882610847) |

## What reviewers say

### Resistor color decoder

[App page](https://appshunter.io/ios/app/resistor-color-decoder/id6744559438)

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

**In-app purchases:** none


### QR Hero

[App page](https://appshunter.io/ios/app/qr-hero/id6757675722)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Yearly | $24.99 | per year |


## Frequently asked questions

### Is Resistor color decoder free?

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

### Is QR Hero free?

QR Hero is free to download, with in-app purchases available.

### Do Resistor color decoder or QR Hero have ads?

Resistor color decoder shows ads; QR Hero does not.

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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.*