# BDK vs Unser Leun

The clearest difference is iOS requirement: Unser Leun at 12.4 against BDK's 15.6. On price, ads, 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 | BDK | Unser Leun |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Size | 36 MB | 18 MB |
| Requires iOS | 15.6 | **12.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bund Deutscher Kriminalbeamter](https://appshunter.io/developer/1737796676) | [St. Elisabeth-Verein e.V.](https://appshunter.io/developer/1567038200) |

## What reviewers say

### BDK

[App page](https://appshunter.io/ios/app/bdk/id6479994884)

**Features:** macOS Compatibility

**In-app purchases:** none


### Unser Leun

[App page](https://appshunter.io/ios/app/unser-leun/id6751948296)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BDK free?

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

### Is Unser Leun free?

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

### Do BDK or Unser Leun have ads?

Neither BDK nor Unser Leun shows ads.

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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.*