# PRO vs QR Code Reader & Barcode Scan

PRO and QR Code Reader & Barcode Scan both sit at 4.9 stars, but that hides the real split: 100% of QR Code Reader & Barcode Scan's written reviews are positive against 20% of PRO's. QR Code Reader & Barcode Scan also leads on device support (3 vs 1). PRO's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. QR Code Reader & Barcode Scan sells 4 in-app purchases, starting at $4.49 per month. PRO asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for PRO against 4.8 for QR Code Reader & Barcode Scan. Both are backed by a comparable volume of ratings — 94 and 71 respectively. Written reviews are what separate them: 20% of PRO's written reviews are positive against 100% of QR Code Reader & Barcode Scan's.

PRO ships an update every 2 weeks, QR Code Reader & Barcode Scan every 3 weeks. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | PRO | QR Code Reader & Barcode Scan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (94 ratings)](https://appshunter.io/ios/app/pro-lab-247/id1251063238/reviews)** | [4.8 (71 ratings)](https://appshunter.io/ios/app/qr-code-reader-and-barcode-scan/id1521174180/reviews) |
| Number of ratings | **94** | 71 |
| Positive reviews | 20.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 9 MB | 15 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Professional Laboratories](https://appshunter.io/developer/1251063237) | [Mert Vardar](https://appshunter.io/developer/1456260549) |

## What reviewers say

### PRO

[App page](https://appshunter.io/ios/app/pro-lab-247/id1251063238)

Access comprehensive laboratory testing for environmental pollutants like mold, radon, and lead. This service is backed by certified professionals and offers simplified processing with bundled supplies and analysis fees.

**Highlights:** Mold testing, Radon testing, Lead testing, Allergen testing, Asbestos testing, Drinking water analysis, Certified professionals

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

**In-app purchases:** none


### QR Code Reader & Barcode Scan

[App page](https://appshunter.io/ios/app/qr-code-reader-and-barcode-scan/id1521174180)

Easily scan QR codes and barcodes by simply pointing your device's camera. This utility offers instant results, a helpful flashlight for low-light conditions, and keeps a history of your scans. No internet connection is needed for this fast and effective tool.

**Highlights:** Instant QR and barcode scanning, Flashlight for low-light, Scan history, No internet required, Minimalist material design, Simple to use

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QR Code Reader & Barcode + | $4.49 | per month |
| QR Code Reader & Barcode + | $4.99 | per month |
| QR Code Scanner Maker + | $39.99 | per year |
| QR Code Scanner Maker + | $39.99 | per year |


## Frequently asked questions

### Is PRO free?

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

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

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

### Which has better reviews, PRO or QR Code Reader & Barcode Scan?

PRO is rated higher. PRO averages 4.9 out of 5 from 94 ratings, while QR Code Reader & Barcode Scan averages 4.8 from 71 ratings.

### Do PRO or QR Code Reader & Barcode Scan have ads?

QR Code Reader & Barcode Scan shows ads; PRO does not.

### Which is updated more often, PRO or QR Code Reader & Barcode Scan?

PRO ships an update every 2 weeks, and QR Code Reader & Barcode Scan every 3 weeks. Most recently, PRO was updated on September 24, 2026 and QR Code Reader & Barcode Scan on September 22, 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.*