# QR Code vs DUSAW

The clearest difference is rating: DUSAW at 5.0 against QR Code's 3.1. QR Code's advantage is ratings volume (26 vs 2). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DUSAW holds the better App Store score, 5.0 against 3.1. That said, the two scores are not equally well evidenced: QR Code has 26 ratings behind it against 2, so its average is the more settled of the two.

QR Code ships an update every 4 months, DUSAW every 6 months. The most recent releases landed on October 14, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | QR Code | DUSAW |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (26 ratings)](https://appshunter.io/ios/app/qr-code-qr-reader-and-scanner/id1180506724/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/dusaw/id1643103075/reviews)** |
| Number of ratings | **26** | 2 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 22 MB | 30 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [海文 王](https://appshunter.io/developer/380479150) | [DUSAW LLC](https://appshunter.io/developer/1641073741) |

## What reviewers say

### QR Code

[App page](https://appshunter.io/ios/app/qr-code-qr-reader-and-scanner/id1180506724)

This app quickly scans and decodes QR codes and barcodes, supporting various data types like URLs, contacts, and plain text. It also allows users to generate their own QR codes and manage scan history.

**Highlights:** Instant QR code and barcode scanning, Generate custom QR codes, Scan from photos, Unlimited scan history, Auto-decode various data types, Directly open web links and map locations

**Features:** macOS Compatibility

**In-app purchases:** none


### DUSAW

[App page](https://appshunter.io/ios/app/dusaw/id1643103075)

Manage hotel locks remotely. Adjust clocks, update firmware, and cancel access cards for smart hotel systems. This utility simplifies hotel lock administration.

**Highlights:** Add and manage hotel locks, Adjust lock clock settings, Update lock firmware, Cancel access cards, Smart hotel system integration

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

**In-app purchases:** none


## Frequently asked questions

### Is QR Code free?

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

### Is DUSAW free?

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

### Which has better reviews, QR Code or DUSAW?

DUSAW is rated higher. QR Code averages 3.1 out of 5 from 26 ratings, while DUSAW averages 5.0 from 2 ratings.

### Do QR Code or DUSAW have ads?

Neither QR Code nor DUSAW shows ads.

### Which is updated more often, QR Code or DUSAW?

QR Code ships an update every 4 months, and DUSAW every 6 months. Most recently, QR Code was updated on October 14, 2026 and DUSAW on October 3, 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.*