# Book vs Literaz

The clearest difference is in-app purchases: Literaz at none against Book's 1. Literaz also leads on ads (none vs shown). Book's advantage is iOS requirement (15.1 vs 18.0). On price, update cadence and device support there is nothing between them.

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

Book ships an update every 6 months, Literaz every 4 months. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Book | Literaz |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 4 months** |
| Size | 60 MB | 26 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TATSUO NAKANO](https://appshunter.io/developer/1846200191) | [VOIDXD SRL](https://appshunter.io/developer/1822531906) |

## What reviewers say

### Book

[App page](https://appshunter.io/ios/app/book-lifecycle-manager/id6757215528)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $5.99 | one-time |


### Literaz

[App page](https://appshunter.io/ios/app/literaz/id6760046593)

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

**In-app purchases:** none


## Frequently asked questions

### Is Book free?

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

### Is Literaz free?

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

### Do Book or Literaz have ads?

Book shows ads; Literaz does not.

### Which is updated more often, Book or Literaz?

Book ships an update every 6 months, and Literaz every 4 months. Most recently, Book was updated on October 25, 2026 and Literaz on October 28, 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.*