# Book Tracker vs Book Tracker

The clearest difference is in-app purchases: Book Tracker at none against Book Tracker's 2. Book Tracker also leads on update cadence (every 4 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Book Tracker sells 2 in-app purchases, starting at $2.99 per 7 days. Book Tracker asks for nothing beyond the download.

Book Tracker ships an update every 4 days, Book Tracker every 2 weeks. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Book Tracker | Book Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Size | 1 MB | 18 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nina Iashina](https://appshunter.io/developer/1894513698) | [Bahattin Duran](https://appshunter.io/developer/1677311418) |

## What reviewers say

### Book Tracker

[App page](https://appshunter.io/ios/app/book-tracker/id6762520930)

**In-app purchases:** none


### Book Tracker

[App page](https://appshunter.io/ios/app/book-tracker-shelflog/id6767477437)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ShelfLog Premium — Weekly | $2.99 | per 7 days |
| ShelfLog Premium — Monthly | $6.99 | per month |


## Frequently asked questions

### Is Book Tracker free?

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

### Is Book Tracker free?

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

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

Neither Book Tracker nor Book Tracker shows ads.

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

Book Tracker ships an update every 4 days, and Book Tracker every 2 weeks. Most recently, Book Tracker was updated on October 8, 2026 and Book Tracker on October 9, 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.*