# CatalogBooks vs BookAlchemy

The clearest difference is update cadence: BookAlchemy at every 11 days against CatalogBooks's every 13 months. BookAlchemy also leads on device support (4 vs 2). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CatalogBooks ships an update every 13 months, BookAlchemy every 11 days. The most recent releases landed on October 26, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | CatalogBooks | BookAlchemy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 11 days** |
| Size | 4 MB | 27 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Antonio Sollo](https://appshunter.io/developer/1252677323) | [Dominik Fuhrmann](https://appshunter.io/developer/1891289519) |

## What reviewers say

### CatalogBooks

[App page](https://appshunter.io/ios/app/catalogbooks/id1410236464)

**Features:** macOS Compatibility

**In-app purchases:** none


### BookAlchemy

[App page](https://appshunter.io/ios/app/bookalchemy/id6761755003)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CatalogBooks free?

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

### Is BookAlchemy free?

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

### Do CatalogBooks or BookAlchemy have ads?

Neither CatalogBooks nor BookAlchemy shows ads.

### Which is updated more often, CatalogBooks or BookAlchemy?

CatalogBooks ships an update every 13 months, and BookAlchemy every 11 days. Most recently, CatalogBooks was updated on October 26, 2026 and BookAlchemy on October 13, 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.*