# KOSPEL PPE4 vs KatKalk

The clearest difference is device support: KatKalk at 3 against KOSPEL PPE4's —. KOSPEL PPE4's advantage is iOS requirement (11.0 vs 15.0). On price and in-app purchases 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 | KOSPEL PPE4 | KatKalk |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 9 days |
| Size | 30 MB | 25 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [KOSPEL Sp. z o. o.](https://appshunter.io/developer/1707316966) | [Marcin Kilinski](https://appshunter.io/developer/1756888297) |

## What reviewers say

### KOSPEL PPE4

[App page](https://appshunter.io/ios/app/kospel-ppe4/id6466396869)

**In-app purchases:** none


### KatKalk

[App page](https://appshunter.io/ios/app/katkalk/id6792461378)

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

**In-app purchases:** none


## Frequently asked questions

### Is KOSPEL PPE4 free?

KOSPEL PPE4 is free to download, with no in-app purchases.

### Is KatKalk free?

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

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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.*