# ePub Reader vs ZooBook

The clearest difference is in-app purchases: ZooBook at none against ePub Reader's 5. ZooBook also leads on update cadence (daily vs every 2 weeks). ePub Reader's advantage is iOS requirement (13.0 vs 26.5). On price, ads and device support there is nothing between them.

Both are free to download. ePub Reader sells 5 in-app purchases, starting at $4.99 per 7 days. ZooBook asks for nothing beyond the download.

ePub Reader ships an update every 2 weeks, ZooBook daily. The most recent releases landed on October 12, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | ePub Reader | ZooBook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/epub-reader-ebook-viewer/id6749545560/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 77 MB | 11 MB |
| Requires iOS | **13.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TEXAS ADVANCE LLC](https://appshunter.io/developer/1850389482) | [Sangwook Joo](https://appshunter.io/developer/6780354751) |

## What reviewers say

### ePub Reader

[App page](https://appshunter.io/ios/app/epub-reader-ebook-viewer/id6749545560)

Read eBooks and documents in various formats like EPUB, PDF, and DOC. Import files easily, customize your reading experience with themes and fonts, and manage bookmarks and notes. Unlock more features with a PRO subscription.

**Highlights:** Supports EPUB, PDF, TXT, DOC, DOCX, ODT, Import via Browser, AirDrop, iCloud, Finder, Chapter browsing and bookmarking, Font customization and themes, Brightness control, Note-taking functionality

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Weekly-Trial | $4.99 | per 7 days |
| Monthly | $12.99 | per month |
| Yearly | $39.99 | per year |
| Lifetime | $59.99 | one-time |


### ZooBook

[App page](https://appshunter.io/ios/app/zoobook/id6780354749)

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

**In-app purchases:** none


## Frequently asked questions

### Is ePub Reader free?

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

### Is ZooBook free?

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

### Do ePub Reader or ZooBook have ads?

Neither ePub Reader nor ZooBook shows ads.

### Which is updated more often, ePub Reader or ZooBook?

ePub Reader ships an update every 2 weeks, and ZooBook daily. Most recently, ePub Reader was updated on October 12, 2026 and ZooBook 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.*