# KKN @Work vs KF Check

The clearest difference is update cadence: KKN @Work at every 2 months against KF Check's every 18 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.

KKN @Work ships an update every 2 months, KF Check every 18 months. The most recent releases landed on October 10, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | KKN @Work | KF Check |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 18 months |
| Size | 55 MB | 26 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Katholische Gesamtkirchengemeinde Nuernberg](https://appshunter.io/developer/1527414963) | [Kinderfreunde Wedemark gemeinnutzige GmbH](https://appshunter.io/developer/1678463753) |

## What reviewers say

### KKN @Work

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

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### KF Check

[App page](https://appshunter.io/ios/app/kf-check-in/id6446627528)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KKN @Work free?

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

### Is KF Check free?

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

### Do KKN @Work or KF Check have ads?

Neither KKN @Work nor KF Check shows ads.

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

KKN @Work ships an update every 2 months, and KF Check every 18 months. Most recently, KKN @Work was updated on October 10, 2026 and KF Check on October 27, 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.*