# OOReader vs Document Reader

The clearest difference is update cadence: OOReader at every 2 months against Document Reader's every 10 months. Document Reader's advantage is iOS requirement (13.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. OOReader sells 1 one-off in-app purchase and Document Reader sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

OOReader ships an update every 2 months, Document Reader every 10 months. The most recent releases landed on August 21, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | OOReader | Document Reader |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 53.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 10 months |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 29 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [BML Solutions Inc.](https://appshunter.io/developer/349426067) | [Cyber Designz](https://appshunter.io/developer/517670966) |

## What reviewers say

### OOReader

[App page](https://appshunter.io/ios/app/ooreader/id480844649)

View office documents from various suites, including OpenOffice, LibreOffice, and Microsoft Office formats, as well as PDFs. Convert documents to PDF for easy sharing and printing, with an internet connection required for conversion.

**Highlights:** View ODF, DOCX, XLSX, PPTX, PDF, Convert documents to PDF, Share and print documents, Page-by-page viewing, Search within documents, Password protected document viewing (PRO)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OOReader Pro | $3.99 | one-time |

**What reviewers like**

- 👍 Works as advertised
- 🚀 Faithful representation of documents
- 💡 Allows viewing of OpenOffice/LibreOffice docs
- 🚀 Convenient for viewing documents on-the-go
- 👍 Useful for preaching/reading sermons

**What reviewers complain about**

- 🐛 Conversion errors/crashes when opening files
- 🔒 Security concerns with online file conversion
- 🔒 No local viewing, requires internet access
- 🐛 Buggy, unreliable, and unstable
- 🔋 High battery consumption

**Reported bugs**

- Crashes when opening files
- Inconsistent file handling (caching issues)
- Inability to open larger documents
- Compatibility issues with newer iOS versions

**Requested features**

- Add search and delete functions
- Improve handling of password-protected files
- Increase file size/page limit
- Add editing capabilities
- Improve font/formatting preservation


### Document Reader

[App page](https://appshunter.io/ios/app/document-reader-file-viewer/id1619051908)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Premium | $2.99 | per month |
| Upgrade to Premium | $24.99 | per year |


## Frequently asked questions

### Is OOReader free?

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

### Is Document Reader free?

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

### Do OOReader or Document Reader have ads?

Both OOReader and Document Reader show ads.

### Which is updated more often, OOReader or Document Reader?

OOReader ships an update every 2 months, and Document Reader every 10 months. Most recently, OOReader was updated on August 21, 2026 and Document Reader on September 23, 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.*