# Lịch Lạc Hồng vs QR Scan Pro

The clearest difference is ads: Lịch Lạc Hồng at none against QR Scan Pro's shown. Lịch Lạc Hồng also leads on update cadence (every 9 days vs every 5 weeks). QR Scan Pro's advantage is iOS requirement (13.0 vs 15.0). On price, 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.

Lịch Lạc Hồng ships an update every 9 days, QR Scan Pro every 5 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | Lịch Lạc Hồng | QR Scan Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 5 weeks |
| Size | 57 MB | 87 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Cuong Nguyen Van](https://appshunter.io/developer/1458178067) | [Hai Vo](https://appshunter.io/developer/1836443526) |

## What reviewers say

### Lịch Lạc Hồng

[App page](https://appshunter.io/ios/app/lich-lac-hong/id6758547797)

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

**In-app purchases:** none


### QR Scan Pro

[App page](https://appshunter.io/ios/app/qr-scan-pro-barcode-reader/id6793153338)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lịch Lạc Hồng free?

Lịch Lạc Hồng is free to download, with no in-app purchases.

### Is QR Scan Pro free?

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

### Do Lịch Lạc Hồng or QR Scan Pro have ads?

QR Scan Pro shows ads; Lịch Lạc Hồng does not.

### Which is updated more often, Lịch Lạc Hồng or QR Scan Pro?

Lịch Lạc Hồng ships an update every 9 days, and QR Scan Pro every 5 weeks. Most recently, Lịch Lạc Hồng was updated on October 31, 2026 and QR Scan Pro on October 31, 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.*