# Book Tracker vs Kamio

Book Tracker and Kamio are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Book Tracker sells 3 in-app purchases, starting at $4.99 per month and Kamio sells 9 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Book Tracker ships an update every 6 days, Kamio every 5 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Book Tracker | Kamio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/book-tracker-bookstack/id6756306175/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 5 days** |
| Monetization | Freemium | — |
| Size | 122 MB | 110 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jozef Grec](https://appshunter.io/developer/1859977615) | [Michal Simkovic](https://appshunter.io/developer/1875875960) |

## What reviewers say

### Book Tracker

[App page](https://appshunter.io/ios/app/book-tracker-bookstack/id6756306175)

Easily track your reading journey with this beautifully designed app. Log books, add start/finish dates, organize your library, and reflect on your reading habits. Add notes, ratings, and custom tags to personalize your experience.

**Highlights:** Track read and currently reading books, Organize books into series, Add custom tags and notes, Rate finished books, View reading timeline and history, Add books by title or author

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $29.99 | per year |
| BookStack Premium (Lifetime) | $59.99 | one-time |


### Kamio

[App page](https://appshunter.io/ios/app/kamio-bedtime-stories-and-sleep/id6758941019)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kamio Premium Monthly | $5.99 | per month |
| Kamio PRO | $7.99 | per month |
| Kamio PREMIUM | $9.99 | per month |
| Kamio Premium Yearly | $29.99 | per year |
| Kamio PRO | $59.99 | per year |
| Kamio PREMIUM | $99.99 | per year |
| Záchranný balíček | $2.99 | one-time |
| Zásoba magie | $6.99 | one-time |
| Lifetime access | $69.99 | one-time |


## Frequently asked questions

### Is Book Tracker free?

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

### Is Kamio free?

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

### Do Book Tracker or Kamio have ads?

Neither Book Tracker nor Kamio shows ads.

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

Book Tracker ships an update every 6 days, and Kamio every 5 days. Most recently, Book Tracker was updated on November 5, 2026 and Kamio 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.*