# 权大师 vs QR Code Reader & Barcode Scan

The clearest difference is in-app purchases: 权大师 at none against QR Code Reader & Barcode Scan's 4. 权大师 also leads on ads (none vs shown) and rating (5.0 vs 4.8). QR Code Reader & Barcode Scan's advantage is ratings volume (71 vs 1) and update cadence (every 3 weeks vs every 2 months). On price, review sentiment and device support 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. 权大师 asks for nothing beyond the download.

权大师 holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: QR Code Reader & Barcode Scan has 71 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

权大师 ships an update every 2 months, QR Code Reader & Barcode Scan every 3 weeks. The most recent releases landed on July 26, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 权大师 | QR Code Reader & Barcode Scan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id959471652/reviews)** | [4.8 (71 ratings)](https://appshunter.io/ios/app/qr-code-reader-and-barcode-scan/id1521174180/reviews) |
| Number of ratings | 1 | **71** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 98 MB | 15 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [北京梦知网科技有限公司](https://appshunter.io/developer/959471651) | [Mert Vardar](https://appshunter.io/developer/1456260549) |

## What reviewers say

### 权大师

[App page](https://appshunter.io/ios/app/id959471652)

**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 权大师 free?

权大师 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, 权大师 or QR Code Reader & Barcode Scan?

权大师 is rated higher. 权大师 averages 5.0 out of 5 from 1 ratings, while QR Code Reader & Barcode Scan averages 4.8 from 71 ratings.

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

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

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

权大师 ships an update every 2 months, and QR Code Reader & Barcode Scan every 3 weeks. Most recently, 权大师 was updated on July 26, 2026 and QR Code Reader & Barcode Scan on September 22, 2026.

---

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