# EonBook vs Books Pro

The clearest difference is in-app purchases: Books Pro at none against EonBook's 1. EonBook's advantage is iOS requirement (15.1 vs 17). On price, update cadence, ads and device support there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on October 13, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | EonBook | Books Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/books-pro-fast-offline-reader/id6788651302/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 days | Every 3 days |
| Monetization | — | Free |
| Size | 58 MB | 9 MB |
| Requires iOS | **15.1** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [海声 池](https://appshunter.io/developer/1889531365) | [Ecologicalm UAB](https://appshunter.io/developer/1858935420) |

## What reviewers say

### EonBook

[App page](https://appshunter.io/ios/app/eonbook/id6766190345)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Pro | $5.99 | one-time |


### Books Pro

[App page](https://appshunter.io/ios/app/books-pro-fast-offline-reader/id6788651302)

This app provides a fast and elegant offline reading experience for your books. Keep your entire library on your device for reliable access anytime, anywhere, without needing an internet connection. Organize your reading space, save quotes, and track your progress with ease.

**Highlights:** Reliable offline reading, One Click access, Clean personal library, Book collections, Reading progress saving, Quote saving and sharing, iCloud sync

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

**In-app purchases:** none


## Frequently asked questions

### Is EonBook free?

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

### Is Books Pro free?

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

### Do EonBook or Books Pro have ads?

Neither EonBook nor Books Pro shows ads.

### Which is updated more often, EonBook or Books Pro?

EonBook ships an update every 3 days, and Books Pro every 3 days. Most recently, EonBook was updated on October 13, 2026 and Books Pro on October 16, 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.*