# Fabl vs Book Tracker

The clearest difference is update cadence: Fabl at every 6 days against Book Tracker's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Fabl sells 2 in-app purchases, starting at $4.99 per month and Book Tracker sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Fabl ships an update every 6 days, Book Tracker monthly. The most recent releases landed on October 5, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Fabl | Book Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Monthly |
| Size | 135 MB | 17 MB |
| Requires iOS | **17.0** | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Aleksa Spasic](https://appshunter.io/developer/1867314584) | [Smart Automation SRL](https://appshunter.io/developer/1822502270) |

## What reviewers say

### Fabl

[App page](https://appshunter.io/ios/app/fabl-immersive-reading/id6757500201)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per month |
| Premium+ | $9.99 | per month |


### Book Tracker

[App page](https://appshunter.io/ios/app/book-tracker-readcue/id6776339577)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReadCue Premium Weekly | $4.99 | per 7 days |
| ReadCue Premium Yearly | $29.99 | per year |


## Frequently asked questions

### Is Fabl free?

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

### Is Book Tracker free?

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

### Do Fabl or Book Tracker have ads?

Neither Fabl nor Book Tracker shows ads.

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

Fabl ships an update every 6 days, and Book Tracker monthly. Most recently, Fabl was updated on October 5, 2026 and Book Tracker on October 1, 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.*