# Viessmann Access vs QR Code ULTIMATE

The clearest difference is in-app purchases: Viessmann Access at none against QR Code ULTIMATE's 2. Viessmann Access also leads on iOS requirement (12 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. QR Code ULTIMATE sells 2 in-app purchases, starting at $0.99 per month. Viessmann Access asks for nothing beyond the download.

## The numbers

| Metric | Viessmann Access | QR Code ULTIMATE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Size | 52 MB | 3 MB |
| Requires iOS | **12** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Viessmann IT Service GmbH](https://appshunter.io/developer/1801739683) | [Geekme](https://appshunter.io/developer/823506026) |

## What reviewers say

### Viessmann Access

[App page](https://appshunter.io/ios/app/viessmann-access/id1533222623)

**In-app purchases:** none


### QR Code ULTIMATE

[App page](https://appshunter.io/ios/app/qr-code-ultimate/id6784640406)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $0.99 | per month |
| Pro | $9.99 | per year |


## Frequently asked questions

### Is Viessmann Access free?

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

### Is QR Code ULTIMATE free?

QR Code ULTIMATE is free to download, with in-app purchases available.

### Do Viessmann Access or QR Code ULTIMATE have ads?

Neither Viessmann Access nor QR Code ULTIMATE shows ads.

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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.*