# FF4 vs QR Code Barcode Scanner Ultra

The clearest difference is in-app purchases: FF4 at none against QR Code Barcode Scanner Ultra's 2. QR Code Barcode Scanner Ultra's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. QR Code Barcode Scanner Ultra sells 2 in-app purchases, starting at $4.99 per month. FF4 asks for nothing beyond the download.

FF4 ships an update fortnightly, QR Code Barcode Scanner Ultra every 2 weeks. The most recent releases landed on October 29, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | FF4 | QR Code Barcode Scanner Ultra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Size | 27 MB | 26 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [moussa lahniti](https://appshunter.io/developer/6804310736) | [泽强 蒲](https://appshunter.io/developer/1505153238) |

## What reviewers say

### FF4

[App page](https://appshunter.io/ios/app/ff4-sensi-tool/id6805925290)

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

**In-app purchases:** none


### QR Code Barcode Scanner Ultra

[App page](https://appshunter.io/ios/app/qr-code-barcode-scanner-ultra/id6808152399)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $49.99 | per year |


## Frequently asked questions

### Is FF4 free?

FF4 is free to download, with no in-app purchases.

### Is QR Code Barcode Scanner Ultra free?

QR Code Barcode Scanner Ultra is free to download, with in-app purchases available.

### Do FF4 or QR Code Barcode Scanner Ultra have ads?

FF4 shows ads; QR Code Barcode Scanner Ultra does not.

### Which is updated more often, FF4 or QR Code Barcode Scanner Ultra?

FF4 ships an update fortnightly, and QR Code Barcode Scanner Ultra every 2 weeks. Most recently, FF4 was updated on October 29, 2026 and QR Code Barcode Scanner Ultra on October 22, 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.*