# FinnBook vs Pacibook

The clearest difference is update cadence: FinnBook at every 4 days against Pacibook's every 8 days. Pacibook's advantage is iOS requirement (15.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. FinnBook sells 2 in-app purchases, starting at $1.99 per month and Pacibook sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

FinnBook ships an update every 4 days, Pacibook every 8 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | FinnBook | Pacibook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 8 days |
| Size | 38 MB | 66 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Maziar Rezvani](https://appshunter.io/developer/937664407) | [Prashant Mishra](https://appshunter.io/developer/6792524659) |

## What reviewers say

### FinnBook

[App page](https://appshunter.io/ios/app/finnbook-epub-and-ebook-reader/id6770285856)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FinnBook Pro | $1.99 | per month |
| FinnBook Pro | $19.99 | per year |


### Pacibook

[App page](https://appshunter.io/ios/app/pacibook-ebook-reader/id6792524657)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Reading Pass | $1.99 | one-time |
| Monthly Reading Pass | $5.99 | one-time |
| Monthly Reading Pass + AI | $9.99 | one-time |


## Frequently asked questions

### Is FinnBook free?

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

### Is Pacibook free?

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

### Do FinnBook or Pacibook have ads?

Neither FinnBook nor Pacibook shows ads.

### Which is updated more often, FinnBook or Pacibook?

FinnBook ships an update every 4 days, and Pacibook every 8 days. Most recently, FinnBook was updated on October 31, 2026 and Pacibook on October 31, 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.*