# PDF Expert Viewer vs PDF Reader

The clearest difference is in-app purchases: PDF Expert Viewer at none against PDF Reader's 3. PDF Reader's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

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

Both ship on a similar rhythm, roughly weekly. Both last shipped on October 30, 2026.

## The numbers

| Metric | PDF Expert Viewer | PDF Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pdf-reader-viewer-and-editor/id6756208851/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 64 MB | 116 MB |
| Requires iOS | 15 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Chengdu Doudou Oasis Network Technology Co.,Ltd](https://appshunter.io/developer/1776078126) | [Starhive Limited](https://appshunter.io/developer/1749421507) |

## What reviewers say

### PDF Expert Viewer

[App page](https://appshunter.io/ios/app/pdf-expert-viewer/id6746780454)

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

**In-app purchases:** none


### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-viewer-and-editor/id6756208851)

Easily open, view, and manage PDF files on your iPhone or iPod. This lightweight tool offers a clean interface for a distraction-free reading experience of work documents, study materials, or personal files.

**Highlights:** Open PDF documents, View PDF files, Manage PDF files, Clean interface, Distraction-free reading

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| Monthly Subscription | $9.99 | per month |
| Annual Subscription | $99.99 | per year |


## Frequently asked questions

### Is PDF Expert Viewer free?

PDF Expert Viewer is free to download, with no in-app purchases.

### Is PDF Reader free?

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

### Do PDF Expert Viewer or PDF Reader have ads?

PDF Expert Viewer shows ads; PDF Reader does not.

### Which is updated more often, PDF Expert Viewer or PDF Reader?

PDF Expert Viewer ships an update weekly, and PDF Reader weekly. Most recently, PDF Expert Viewer was updated on October 30, 2026 and PDF Reader on October 30, 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.*