# QR Code Scanner . QR Reader vs Sound & Decibel Meter

The clearest difference is rating: QR Code Scanner . QR Reader at 5.0 against Sound & Decibel Meter's 4.8. On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. QR Code Scanner . QR Reader sells 2 in-app purchases, starting at $8.99 per 7 days and Sound & Decibel Meter sells 4 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

QR Code Scanner . QR Reader holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 9 and 4 respectively.

## The numbers

| Metric | QR Code Scanner . QR Reader | Sound & Decibel Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/qr-code-scanner-qr-reader/id6739610668/reviews)** | [4.8 (4 ratings)](https://appshunter.io/ios/app/sound-and-decibel-meter-dbscan/id6753932020/reviews) |
| Number of ratings | **9** | 4 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 51 MB | 62 MB |
| Requires iOS | 15.4 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [PDF Scanner Editor PDF Converter Expert](https://appshunter.io/developer/1719746897) | [Hardik Gojariya](https://appshunter.io/developer/1837841275) |

## What reviewers say

### QR Code Scanner . QR Reader

[App page](https://appshunter.io/ios/app/qr-code-scanner-qr-reader/id6739610668)

Quickly scan and generate QR codes with this intuitive app. It supports various code types, maintains a smart history log, and offers multi-format barcode scanning. An ad-free premium option is available for enhanced features.

**Highlights:** Lightning-fast QR code scanning, QR code generation, Smart scan history with organization, Multi-format barcode scanning, iPhone-optimized performance, Intuitive interface

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QR Code Scanner Weekly Pro | $8.99 | per 7 days |
| QR Scanner, QR Reader Yearly | $39.99 | per year |


### Sound & Decibel Meter

[App page](https://appshunter.io/ios/app/sound-and-decibel-meter-dbscan/id6753932020)

This application transforms your device into a real-time sound level meter. It accurately measures and analyzes ambient noise in decibels and frequency, helping you monitor your surroundings and maintain safe sound levels.

**Highlights:** Real-time noise level measurement, Decibel (dB) monitoring, Frequency analysis, Instant sound detection, Easy-to-read data display

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sound Decibel Meter dBScan Week | $3.99 | per 7 days |
| Sound Decibel Meter dBScan Year | $24.99 | per year |
| Sound Decibel Meter dBScan Gift | $9.99 | one-time |
| Sound Decibel Meter dBScan Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is QR Code Scanner . QR Reader free?

QR Code Scanner . QR Reader is free to download, with in-app purchases available.

### Is Sound & Decibel Meter free?

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

### Which has better reviews, QR Code Scanner . QR Reader or Sound & Decibel Meter?

QR Code Scanner . QR Reader is rated higher. QR Code Scanner . QR Reader averages 5.0 out of 5 from 9 ratings, while Sound & Decibel Meter averages 4.8 from 4 ratings.

### Do QR Code Scanner . QR Reader or Sound & Decibel Meter have ads?

Neither QR Code Scanner . QR Reader nor Sound & 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.*