# Book Tracker vs Bookspine

The clearest difference is update cadence: Bookspine at every 3 days against Book Tracker's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Book Tracker sells 1 one-off in-app purchase and Bookspine sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Book Tracker ships an update every 2 months, Bookspine every 3 days. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Book Tracker | Bookspine |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 58 MB | 2 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jean Tuffier](https://appshunter.io/developer/1620191361) | [Minari Taniguchi](https://appshunter.io/developer/6796972156) |

## What reviewers say

### Book Tracker

[App page](https://appshunter.io/ios/app/book-tracker-mighty-bookshelf/id6761736221)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited | $4.99 | one-time |


### Bookspine

[App page](https://appshunter.io/ios/app/bookspine-reading-widget/id6815020170)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bookspine Pro | $7.99 | one-time |


## Frequently asked questions

### Is Book Tracker free?

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

### Is Bookspine free?

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

### Do Book Tracker or Bookspine have ads?

Neither Book Tracker nor Bookspine shows ads.

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

Book Tracker ships an update every 2 months, and Bookspine every 3 days. Most recently, Book Tracker was updated on November 9, 2026 and Bookspine 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.*