# Assemble @Work vs KKN.Checkin

The clearest difference is update cadence: Assemble @Work at every 3 weeks against KKN.Checkin's every 18 months. Assemble @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.

Assemble @Work ships an update every 3 weeks, KKN.Checkin every 18 months. The most recent releases landed on May 14, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Assemble @Work | KKN.Checkin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 18 months |
| Size | 52 MB | 20 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Assemble AS](https://appshunter.io/developer/483546606) | [Katholische Gesamtkirchengemeinde Nuernberg](https://appshunter.io/developer/1527414963) |

## What reviewers say

### Assemble @Work

[App page](https://appshunter.io/ios/app/assemble-work/id1516764351)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### KKN.Checkin

[App page](https://appshunter.io/ios/app/kkncheckin/id1527416996)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Assemble @Work free?

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

### Is KKN.Checkin free?

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

### Do Assemble @Work or KKN.Checkin have ads?

Neither Assemble @Work nor KKN.Checkin shows ads.

### Which is updated more often, Assemble @Work or KKN.Checkin?

Assemble @Work ships an update every 3 weeks, and KKN.Checkin every 18 months. Most recently, Assemble @Work was updated on May 14, 2026 and KKN.Checkin on September 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.*