# kiziCheckin vs KKN @Work

The clearest difference is update cadence: KKN @Work at every 2 months against kiziCheckin's every 6 months. KKN @Work also leads on device support (3 vs 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.

kiziCheckin ships an update every 6 months, KKN @Work every 2 months. The most recent releases landed on September 28, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | kiziCheckin | KKN @Work |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Size | 25 MB | 55 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KMK Kinderzimmer GmbH Co. KG](https://appshunter.io/developer/1481335736) | [Katholische Gesamtkirchengemeinde Nuernberg](https://appshunter.io/developer/1527414963) |

## What reviewers say

### kiziCheckin

[App page](https://appshunter.io/ios/app/kizicheckin/id1481935894)

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

**In-app purchases:** none


### KKN @Work

[App page](https://appshunter.io/ios/app/kkn-work/id1581078895)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is kiziCheckin free?

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

### Is KKN @Work free?

KKN @Work is free to download, with no in-app purchases.

### Do kiziCheckin or KKN @Work have ads?

Neither kiziCheckin nor KKN @Work shows ads.

### Which is updated more often, kiziCheckin or KKN @Work?

kiziCheckin ships an update every 6 months, and KKN @Work every 2 months. Most recently, kiziCheckin was updated on September 28, 2026 and KKN @Work on October 10, 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.*