# All Document Viewer & Reader vs OpenViewer

The clearest difference is in-app purchases: OpenViewer at none against All Document Viewer & Reader's 3. All Document Viewer & Reader's advantage is update cadence (fortnightly vs every 2 months) and iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. All Document Viewer & Reader sells 3 in-app purchases, starting at $4.99 per month. OpenViewer asks for nothing beyond the download.

All Document Viewer & Reader ships an update fortnightly, OpenViewer every 2 months. The most recent releases landed on September 13, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | All Document Viewer & Reader | OpenViewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Size | 43 MB | 41 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Monali Paghadal](https://appshunter.io/developer/1577491687) | [BongJun Park](https://appshunter.io/developer/1887269135) |

## What reviewers say

### All Document Viewer & Reader

[App page](https://appshunter.io/ios/app/all-document-viewer-and-reader/id6757525786)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| SixMonthly | $24.99 | per 6 months |
| Yearly | $44.99 | per year |


### OpenViewer

[App page](https://appshunter.io/ios/app/openviewer/id6763845346)

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

**In-app purchases:** none


## Frequently asked questions

### Is All Document Viewer & Reader free?

All Document Viewer & Reader is free to download, with in-app purchases available.

### Is OpenViewer free?

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

### Do All Document Viewer & Reader or OpenViewer have ads?

Both All Document Viewer & Reader and OpenViewer show ads.

### Which is updated more often, All Document Viewer & Reader or OpenViewer?

All Document Viewer & Reader ships an update fortnightly, and OpenViewer every 2 months. Most recently, All Document Viewer & Reader was updated on September 13, 2026 and OpenViewer on September 15, 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.*