# Karatu vs ActiveBook Preview

The clearest difference is device support: ActiveBook Preview at 3 against Karatu's 1. 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.

## The numbers

| Metric | Karatu | ActiveBook Preview |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Daily | — |
| Size | 2 MB | 1 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [Umar Rufai](https://appshunter.io/developer/1895570634) | [Linus Learning](https://appshunter.io/developer/1586338100) |

## What reviewers say

### Karatu

[App page](https://appshunter.io/ios/app/karatu/id6765975970)

**Features:** macOS Compatibility

**In-app purchases:** none


### ActiveBook Preview

[App page](https://appshunter.io/ios/app/activebook-preview/id6790157477)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Karatu free?

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

### Is ActiveBook Preview free?

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

### Do Karatu or ActiveBook Preview have ads?

Neither Karatu nor ActiveBook Preview shows ads.

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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.*