# ACI QR code Generator vs Dyna QR Pass

The clearest difference is update cadence: Dyna QR Pass at every 2 weeks against ACI QR code Generator's every 15 months. ACI QR code Generator'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.

ACI QR code Generator ships an update every 15 months, Dyna QR Pass every 2 weeks. The most recent releases landed on October 20, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | ACI QR code Generator | Dyna QR Pass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 2 weeks** |
| Size | 1 MB | 33 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lok Yin Yincent Yiu](https://appshunter.io/developer/1585975148) | [Shenzhen Cerberus Technology Co. Ltd.](https://appshunter.io/developer/1733586552) |

## What reviewers say

### ACI QR code Generator

[App page](https://appshunter.io/ios/app/aci-qr-code-generator/id1585975146)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dyna QR Pass

[App page](https://appshunter.io/ios/app/dyna-qr-pass/id6758832880)

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

**In-app purchases:** none


## Frequently asked questions

### Is ACI QR code Generator free?

ACI QR code Generator is free to download, with no in-app purchases.

### Is Dyna QR Pass free?

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

### Do ACI QR code Generator or Dyna QR Pass have ads?

Neither ACI QR code Generator nor Dyna QR Pass shows ads.

### Which is updated more often, ACI QR code Generator or Dyna QR Pass?

ACI QR code Generator ships an update every 15 months, and Dyna QR Pass every 2 weeks. Most recently, ACI QR code Generator was updated on October 20, 2026 and Dyna QR Pass on October 11, 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.*