# EonBook vs eEPUB

The clearest difference is in-app purchases: eEPUB at none against EonBook's 1. EonBook's advantage is update cadence (every 3 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

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

EonBook ships an update every 3 days, eEPUB every 2 months. The most recent releases landed on September 28, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | EonBook | eEPUB |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 months |
| Size | 58 MB | 3 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [海声 池](https://appshunter.io/developer/1889531365) | [Keisuke Kudo](https://appshunter.io/developer/1782903478) |

## 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 |


### eEPUB

[App page](https://appshunter.io/ios/app/eepub/id6772682298)

**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 eEPUB free?

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

### Do EonBook or eEPUB have ads?

Neither EonBook nor eEPUB shows ads.

### Which is updated more often, EonBook or eEPUB?

EonBook ships an update every 3 days, and eEPUB every 2 months. Most recently, EonBook was updated on September 28, 2026 and eEPUB on September 12, 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.*