# BookPDF vs PDF Reader

The clearest difference is update cadence: BookPDF at every 2 days against PDF Reader's weekly. PDF Reader's advantage is iOS requirement (15.1 vs 18). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BookPDF ships an update every 2 days, PDF Reader weekly. The most recent releases landed on September 25, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | BookPDF | PDF Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Weekly |
| Size | 2 MB | 35 MB |
| Requires iOS | 18 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yuta Sugawara](https://appshunter.io/developer/1867695269) | [Mehmet Tark Ozdemir](https://appshunter.io/developer/1784308273) |

## What reviewers say

### BookPDF

[App page](https://appshunter.io/ios/app/bookpdf/id6758102700)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-customization/id6763236250)

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

**In-app purchases:** none


## Frequently asked questions

### Is BookPDF free?

BookPDF is free to download, with no in-app purchases.

### Is PDF Reader free?

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

### Do BookPDF or PDF Reader have ads?

Neither BookPDF nor PDF Reader shows ads.

### Which is updated more often, BookPDF or PDF Reader?

BookPDF ships an update every 2 days, and PDF Reader weekly. Most recently, BookPDF was updated on September 25, 2026 and PDF Reader on September 17, 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.*