# BookFolder vs PDF Library eBook Reader

The clearest difference is in-app purchases: BookFolder at none against PDF Library eBook Reader's 1. BookFolder also leads on review sentiment (88% vs 60%) and rating (4.7 vs 4.3). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. PDF Library eBook Reader sells 1 one-off in-app purchase. BookFolder asks for nothing beyond the download.

BookFolder holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 28 and 12 respectively. Written reviews point the same way: 88% of BookFolder's written reviews are positive against 60% of PDF Library eBook Reader's.

BookFolder ships an update every 6 days, PDF Library eBook Reader monthly. The most recent releases landed on September 13, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | BookFolder | PDF Library eBook Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (28 ratings)](https://appshunter.io/ios/app/bookfolder/id1561283025/reviews)** | [4.3 (12 ratings)](https://appshunter.io/ios/app/pdf-library-ebook-reader/id6503659712/reviews) |
| Number of ratings | **28** | 12 |
| Positive reviews | **88.2% of reviews** | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 8 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Molly Black](https://appshunter.io/developer/1561283027) | [Verbia Systems](https://appshunter.io/developer/1025294134) |

## What reviewers say

### BookFolder

[App page](https://appshunter.io/ios/app/bookfolder/id1561283025)

Organize your PDF library with custom folders, cover images, and themes. Enjoy a personalized reading experience with features like split-screen multitasking and bookmarks. This free app offers a clean interface and essential reading tools.

**Highlights:** Custom folder organization, Custom cover images for PDFs, Split-screen multitasking on iPad, Multiple theme colors and icons, Dark Mode support, Bookmarks and table of contents

**In-app purchases:** none


### PDF Library eBook Reader

[App page](https://appshunter.io/ios/app/pdf-library-ebook-reader/id6503659712)

Effortlessly read, organize, and sync your PDF eBooks across devices. Features include flexible display options, dark mode, auto-save reading progress, and customizable collections. An optional Pro version unlocks advanced organization tools.

**Highlights:** Organize PDF collection, Sync across devices, Flexible display options, Dark mode reading, Auto-save reading progress, Customizable collections (Pro)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Library Pro | $19.99 | one-time |


## Frequently asked questions

### Is BookFolder free?

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

### Is PDF Library eBook Reader free?

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

### Which has better reviews, BookFolder or PDF Library eBook Reader?

BookFolder is rated higher. BookFolder averages 4.7 out of 5 from 28 ratings, while PDF Library eBook Reader averages 4.3 from 12 ratings.

### Do BookFolder or PDF Library eBook Reader have ads?

Neither BookFolder nor PDF Library eBook Reader shows ads.

### Which is updated more often, BookFolder or PDF Library eBook Reader?

BookFolder ships an update every 6 days, and PDF Library eBook Reader monthly. Most recently, BookFolder was updated on September 13, 2026 and PDF Library eBook Reader on September 24, 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.*