# Cat's Library vs WritteX

The clearest difference is in-app purchases: WritteX at none against Cat's Library's 7. WritteX also leads on ads (none vs shown). Cat's Library's advantage is iOS requirement (16.6 vs 26.3). On price and device support there is nothing between them.

Both are free to download. Cat's Library sells 7 in-app purchases, starting at $4.99 per month. WritteX asks for nothing beyond the download.

## The numbers

| Metric | Cat's Library | WritteX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (42 ratings)](https://appshunter.io/ios/app/cats-library-book-tracker/id6752113848/reviews)** | — |
| Number of ratings | **42** | — |
| Positive reviews | 86.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 222 MB | 4 MB |
| Requires iOS | **16.6** | 26.3 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Lo-Fi Labs Inc.](https://appshunter.io/developer/6796905768) | [Takamitsu Nasu](https://appshunter.io/developer/6785140437) |

## What reviewers say

### Cat's Library

[App page](https://appshunter.io/ios/app/cats-library-book-tracker/id6752113848)

Enhance your reading with adorable cats! Track your progress, organize your personal library, and collect favorite quotes. This app offers a unique, motivating, and healing reading experience.

**Highlights:** Read with cats and a reading timer, Organize books into To Read, Currently Reading, Read, Convenient book registration (search, manual, barcode), Collect and save favorite quotes with OCR, Track reading progress and history, Monthly reading activity calendar

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Book Butler Monthly Sub | $4.99 | per month |
| Pro Book Butler Annual Subscription | $29.99 | per year |
| Pro Book Butler Annual Subscription | $29.99 | per year |
| Coin Pack - 100 | $1.49 | one-time |
| Coin Pack - 500 | $6.49 | one-time |
| Coin Pack - 1000 | $9.99 | one-time |
| Pro Book Butler Lifetime Subs | $79.99 | one-time |


### WritteX

[App page](https://appshunter.io/ios/app/writtex/id6785140435)

**In-app purchases:** none


## Frequently asked questions

### Is Cat's Library free?

Cat's Library is free to download, with in-app purchases available.

### Is WritteX free?

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

### Do Cat's Library or WritteX have ads?

Cat's Library shows ads; WritteX does not.

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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.*