# SKM AR Viewer vs Quardian

The clearest difference is in-app purchases: SKM AR Viewer at none against Quardian's 2. SKM AR Viewer also leads on iOS requirement (13.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Quardian sells 2 in-app purchases, starting at $3.99 per month. SKM AR Viewer asks for nothing beyond the download.

## The numbers

| Metric | SKM AR Viewer | Quardian |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 218 MB | 6 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [S.K.M. Informatik GmbH](https://appshunter.io/developer/1410113972) | [Dan Solheim](https://appshunter.io/developer/1887454622) |

## What reviewers say

### SKM AR Viewer

[App page](https://appshunter.io/ios/app/skm-ar-viewer/id1421771731)

**In-app purchases:** none


### Quardian

[App page](https://appshunter.io/ios/app/quardian-qr-code-security/id6761038680)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quardian Pro Monthly | $3.99 | per month |
| Quardian Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is SKM AR Viewer free?

SKM AR Viewer is free to download, with no in-app purchases.

### Is Quardian free?

Quardian is free to download, with in-app purchases available.

### Do SKM AR Viewer or Quardian have ads?

Neither SKM AR Viewer nor Quardian 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.*