# PDF Book Reader vs PictroPDFreader

The clearest difference is update cadence: PDF Book Reader at every 5 days against PictroPDFreader's every 5 months. PDF Book Reader also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PDF Book Reader sells 2 in-app purchases, starting at $3.99 per month and PictroPDFreader sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

PDF Book Reader ships an update every 5 days, PictroPDFreader every 5 months. Both last shipped on October 4, 2026.

## The numbers

| Metric | PDF Book Reader | PictroPDFreader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (31 ratings)](https://appshunter.io/ios/app/pdf-book-reader/id1576631236/reviews)** | — |
| Number of ratings | **31** | — |
| Positive reviews | 61.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 46 MB | 30 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [B TO J PTY LTD](https://appshunter.io/developer/569308231) | [Pictronics, inc.](https://appshunter.io/developer/456557290) |

## What reviewers say

### PDF Book Reader

[App page](https://appshunter.io/ios/app/pdf-book-reader/id1576631236)

Easily read, manage, and annotate PDF books and documents. This app offers a smooth reading experience, powerful annotation tools, and seamless cloud integration. Organize, search, and share your PDFs with ease.

**Highlights:** Natural PDF reading and navigation, PDF bookmarking and annotation, Text search and OCR extraction, PDF merging and page rearrangement, Cloud storage integration (Google Drive, Dropbox, iCloud), File import and export via cloud and Files app, PDF sharing and printing

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Subscription | $3.99 | per month |
| 1 Year Subscription | $28.99 | per year |


### PictroPDFreader

[App page](https://appshunter.io/ios/app/pictropdfreader/id6760685707)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $1.99 | one-time |


## Frequently asked questions

### Is PDF Book Reader free?

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

### Is PictroPDFreader free?

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

### Do PDF Book Reader or PictroPDFreader have ads?

Both PDF Book Reader and PictroPDFreader show ads.

### Which is updated more often, PDF Book Reader or PictroPDFreader?

PDF Book Reader ships an update every 5 days, and PictroPDFreader every 5 months. Most recently, PDF Book Reader was updated on October 4, 2026 and PictroPDFreader on October 4, 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.*