# Simple PDF Reader App vs PDF Watch Viewer

The clearest difference is rating: Simple PDF Reader App at 3.0 against PDF Watch Viewer's 1.8. Simple PDF Reader App also leads on review sentiment (25% vs 13%) and iOS requirement (12.4 vs 15.0). PDF Watch Viewer's advantage is ads (none vs shown) and update cadence (every 2 months vs every 33 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Simple PDF Reader App sells 1 one-off in-app purchase and PDF Watch Viewer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Simple PDF Reader App holds the better App Store score, 3.0 against 1.8. That said, the two scores are not equally well evidenced: PDF Watch Viewer has 51 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 25% of Simple PDF Reader App's written reviews are positive against 13% of PDF Watch Viewer's.

Simple PDF Reader App ships an update every 33 months, PDF Watch Viewer every 2 months. The most recent releases landed on September 28, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Simple PDF Reader App | PDF Watch Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/simple-pdf-reader-app/id1049223754/reviews)** | [1.8 (51 ratings)](https://appshunter.io/ios/app/pdf-watch-viewer/id1346356339/reviews) |
| Number of ratings | 2 | **51** |
| Positive reviews | **25.0% of reviews** | 13.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 33 months | **Every 2 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 17 MB | 10 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [ImranQureshi.com](https://appshunter.io/developer/412707653) | [Stefano Russello](https://appshunter.io/developer/543198306) |

## What reviewers say

### Simple PDF Reader App

[App page](https://appshunter.io/ios/app/simple-pdf-reader-app/id1049223754)

Easily view and manage PDF documents on your iPhone or iPad. Import files from various sources, navigate quickly with page jumping, and organize your favorites. Search within documents for quick access to information.

**Highlights:** Optimized for iPhone and iPad, Simple PDF reading interface, Import PDF via Files, Email, or URL, Jump to any page, Add to Favorites, Share PDFs, Search PDFs

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### PDF Watch Viewer

[App page](https://appshunter.io/ios/app/pdf-watch-viewer/id1346356339)

View PDF documents directly on your Apple Watch without needing your iPhone. Easily transfer files from your web browser, iCloud, email, or messaging apps to your wrist for convenient access.

**Highlights:** View PDFs on Apple Watch, Transfer files from iPhone, Add PDFs from web browser, Add PDFs from iCloud, Add PDFs from email/messenger

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited PDF | $1.99 | one-time |


## Frequently asked questions

### Is Simple PDF Reader App free?

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

### Is PDF Watch Viewer free?

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

### Which has better reviews, Simple PDF Reader App or PDF Watch Viewer?

Simple PDF Reader App is rated higher. Simple PDF Reader App averages 3.0 out of 5 from 2 ratings, while PDF Watch Viewer averages 1.8 from 51 ratings.

### Do Simple PDF Reader App or PDF Watch Viewer have ads?

Simple PDF Reader App shows ads; PDF Watch Viewer does not.

### Which is updated more often, Simple PDF Reader App or PDF Watch Viewer?

Simple PDF Reader App ships an update every 33 months, and PDF Watch Viewer every 2 months. Most recently, Simple PDF Reader App was updated on September 28, 2026 and PDF Watch Viewer on October 12, 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.*