# ePub Pro vs Book

The clearest difference is in-app purchases: Book at none against ePub Pro's 1. Book also leads on iOS requirement (17.0 vs 26.0). ePub Pro's advantage is device support. On price there is nothing between them.

Both are free to download. ePub Pro sells 1 one-off in-app purchase. Book asks for nothing beyond the download.

## The numbers

| Metric | ePub Pro | Book |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/epub-pro/id1557899549/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 3 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 22 MB | 1 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad, Mac** | — |
| Age rating | 4+ | 4+ |
| Developer | [Verbia Systems](https://appshunter.io/developer/1025294134) | [Maren Bellamy](https://appshunter.io/developer/1887168890) |

## What reviewers say

### ePub Pro

[App page](https://appshunter.io/ios/app/epub-pro/id1557899549)

This app allows you to read, organize, and sync your ePub eBooks across devices. It offers flexible display options, dark mode, and automatic progress saving. An optional upgrade unlocks advanced organization features like collections and custom metadata editing.

**Highlights:** Flexible display options (cards/list), Pin favorite eBooks, Dark and Sepia reading modes, iCloud sync across devices, Auto-save reading progress, Organize into collections (Expert), Edit titles and cover art (Expert)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ePub Pro Expert | $19.99 | one-time |


### Book

[App page](https://appshunter.io/ios/app/book-train-your-knowledge/id6760989511)

**In-app purchases:** none


## Frequently asked questions

### Is ePub Pro free?

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

### Is Book free?

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

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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.*