# Quét mã vạch, mã QR Code vs IRWorks

The clearest difference is update cadence: IRWorks at every 8 days against Quét mã vạch, mã QR Code's every 3 months. Quét mã vạch, mã QR Code's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

Quét mã vạch, mã QR Code ships an update every 3 months, IRWorks every 8 days. The most recent releases landed on November 4, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Quét mã vạch, mã QR Code | IRWorks |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 8 days** |
| Size | 38 MB | 67 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Nguyen Pham Tuan Hoang](https://appshunter.io/developer/1722632422) | [IRTECH TECHNOLOGY JOINT STOCK COMPANY](https://appshunter.io/developer/1477011736) |

## What reviewers say

### Quét mã vạch, mã QR Code

[App page](https://appshunter.io/ios/app/quet-ma-vach-ma-qr-code/id6475805705)

**Features:** macOS Compatibility

**In-app purchases:** none


### IRWorks

[App page](https://appshunter.io/ios/app/irworks/id6771655212)

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

**In-app purchases:** none


## Frequently asked questions

### Is Quét mã vạch, mã QR Code free?

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

### Is IRWorks free?

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

### Do Quét mã vạch, mã QR Code or IRWorks have ads?

Neither Quét mã vạch, mã QR Code nor IRWorks shows ads.

### Which is updated more often, Quét mã vạch, mã QR Code or IRWorks?

Quét mã vạch, mã QR Code ships an update every 3 months, and IRWorks every 8 days. Most recently, Quét mã vạch, mã QR Code was updated on November 4, 2026 and IRWorks on November 10, 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.*