# Document Reader & PDF Tools vs OLM Converter · Viewer, Reader

The clearest difference is in-app purchases: Document Reader & PDF Tools at none against OLM Converter · Viewer, Reader's 3. Document Reader & PDF Tools also leads on iOS requirement (13.0 vs 15.0). OLM Converter · Viewer, Reader's advantage is ads (none vs shown) and update cadence (every 5 days vs monthly). On price and device support there is nothing between them.

Both are free to download. OLM Converter · Viewer, Reader sells 3 in-app purchases, starting at $4.99 per 7 days. Document Reader & PDF Tools asks for nothing beyond the download.

Document Reader & PDF Tools ships an update monthly, OLM Converter · Viewer, Reader every 5 days. The most recent releases landed on September 30, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Document Reader & PDF Tools | OLM Converter · Viewer, Reader |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 55 MB | 24 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Vu Quang Tuan](https://appshunter.io/developer/1894784824) | [Rush Tools LLC](https://appshunter.io/developer/1896773547) |

## What reviewers say

### Document Reader & PDF Tools

[App page](https://appshunter.io/ios/app/document-reader-and-pdf-tools/id6762595313)

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

**In-app purchases:** none


### OLM Converter · Viewer, Reader

[App page](https://appshunter.io/ios/app/olm-converter-viewer-reader/id6781821148)

Easily open, read, and convert Outlook for Mac archive files (.olm) on your devices. Browse mail, contacts, calendars, and tasks, then export them to various formats like MBOX, PDF, and CSV without needing Outlook.

**Highlights:** Open .olm archives without Outlook, Read mail, contacts, calendar, notes, tasks, Browse full folder tree, Search mail by subject, sender, text, Convert to MBOX, EML, PDF, CSV, HTML, vCard, ICS, Export entire mailboxes or selected folders, Works offline on device

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $4.99 | per 7 days |
| Pro Annual | $39.99 | per year |
| Pro Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is Document Reader & PDF Tools free?

Document Reader & PDF Tools is free to download, with no in-app purchases.

### Is OLM Converter · Viewer, Reader free?

OLM Converter · Viewer, Reader is free to download, with in-app purchases available.

### Do Document Reader & PDF Tools or OLM Converter · Viewer, Reader have ads?

Document Reader & PDF Tools shows ads; OLM Converter · Viewer, Reader does not.

### Which is updated more often, Document Reader & PDF Tools or OLM Converter · Viewer, Reader?

Document Reader & PDF Tools ships an update monthly, and OLM Converter · Viewer, Reader every 5 days. Most recently, Document Reader & PDF Tools was updated on September 30, 2026 and OLM Converter · Viewer, Reader on October 18, 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.*