# Keyboard Zen vs CCF Challenge

The clearest difference is ads: CCF Challenge at none against Keyboard Zen's shown. Keyboard Zen's advantage is iOS requirement (11.0 vs 26.2). On price, in-app purchases and device support 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 | Keyboard Zen | CCF Challenge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Weekly |
| Size | 140 MB | 15 MB |
| Requires iOS | **11.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MIDPOLY OYUN YAZILIM TASARIM DANISMANLIK HIZMETLERI VE TICARET ANONIM SIRKETI](https://appshunter.io/developer/1465253591) | [AMR TEAM TOKAI, LLC](https://appshunter.io/developer/1882537825) |

## What reviewers say

### Keyboard Zen

[App page](https://appshunter.io/ios/app/keyboard-zen/id6470451022)

**Features:** macOS Compatibility

**In-app purchases:** none


### CCF Challenge

[App page](https://appshunter.io/ios/app/ccf-challenge/id6760103123)

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

**In-app purchases:** none


## Frequently asked questions

### Is Keyboard Zen free?

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

### Is CCF Challenge free?

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

### Do Keyboard Zen or CCF Challenge have ads?

Keyboard Zen shows ads; CCF Challenge 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.*