# QR Code & Barcode Reader, Scan vs Decibel Meter

QR Code & Barcode Reader, Scan and Decibel Meter are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. QR Code & Barcode Reader, Scan sells 2 in-app purchases, starting at $6.99 per 7 days and Decibel Meter sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | QR Code & Barcode Reader, Scan | Decibel Meter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 25 MB | 26 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Draevik EMBERGALE](https://appshunter.io/developer/1809090553) | [Paul Nistor](https://appshunter.io/developer/1859591071) |

## What reviewers say

### QR Code & Barcode Reader, Scan

[App page](https://appshunter.io/ios/app/qr-code-and-barcode-reader-scan/id6744725492)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $6.99 | per 7 days |
| Weekly trial | $6.99 | per 7 days |


### Decibel Meter

[App page](https://appshunter.io/ios/app/decibel-meter-noise-db-level/id6756261249)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $6.99 | per 7 days |
| Monthly | $19.99 | per month |
| Yearly | $49.99 | per year |


## Frequently asked questions

### Is QR Code & Barcode Reader, Scan free?

QR Code & Barcode Reader, Scan is free to download, with in-app purchases available.

### Is Decibel Meter free?

Decibel Meter is free to download, with in-app purchases available.

### Do QR Code & Barcode Reader, Scan or Decibel Meter have ads?

Neither QR Code & Barcode Reader, Scan nor Decibel Meter shows ads.

---

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