# Book vs Book Tracker & Log

The clearest difference is ads: Book Tracker & Log at none against Book's shown. Book Tracker & Log also leads on update cadence (every 2 months vs every 6 months). Book's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.6). On price and in-app purchases there is nothing between them.

Both are free to download. Book sells 1 one-off in-app purchase and Book Tracker & Log sells 2 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Book ships an update every 6 months, Book Tracker & Log every 2 months. The most recent releases landed on October 25, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Book | Book Tracker & Log |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 2 months** |
| Size | 60 MB | 12 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TATSUO NAKANO](https://appshunter.io/developer/1846200191) | [DOUNIA EL MELLOUKY](https://appshunter.io/developer/1871264044) |

## 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 |


### Book Tracker & Log

[App page](https://appshunter.io/ios/app/book-tracker-and-log/id6759507190)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $5.99 | per 7 days |
| Yearly Subscription | $14.99 | per year |


## Frequently asked questions

### Is Book free?

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

### Is Book Tracker & Log free?

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

### Do Book or Book Tracker & Log have ads?

Book shows ads; Book Tracker & Log does not.

### Which is updated more often, Book or Book Tracker & Log?

Book ships an update every 6 months, and Book Tracker & Log every 2 months. Most recently, Book was updated on October 25, 2026 and Book Tracker & Log on October 10, 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.*