# Scan HQ vs Oxigen

The clearest difference is ads: Oxigen at none against Scan HQ's shown. Scan HQ's advantage is update cadence (every 2 months vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scan HQ ships an update every 2 months, Oxigen every 4 months. The most recent releases landed on October 26, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Scan HQ | Oxigen |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 10 MB | 142 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [iotablue, LLC](https://appshunter.io/developer/1401827790) | [Oxigen Business Group PTY LTD](https://appshunter.io/developer/1701572506) |

## What reviewers say

### Scan HQ

[App page](https://appshunter.io/ios/app/scan-hq-document-scanner/id1415432587)

**In-app purchases:** none


### Oxigen

[App page](https://appshunter.io/ios/app/oxigen-client-portal/id6458980470)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Scan HQ free?

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

### Is Oxigen free?

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

### Do Scan HQ or Oxigen have ads?

Scan HQ shows ads; Oxigen does not.

### Which is updated more often, Scan HQ or Oxigen?

Scan HQ ships an update every 2 months, and Oxigen every 4 months. Most recently, Scan HQ was updated on October 26, 2026 and Oxigen on November 3, 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.*