# KERN vs Einbürgerungstest Trainer

The clearest difference is update cadence: Einbürgerungstest Trainer at every 3 days against KERN's every 3 months. KERN's advantage is iOS requirement (12.0 vs 16.4). 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.

KERN ships an update every 3 months, Einbürgerungstest Trainer every 3 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | KERN | Einbürgerungstest Trainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Size | 40 MB | 43 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Harald Schubert (Leipzig)](https://appshunter.io/developer/1233278952) | [Dikshit Patoliya](https://appshunter.io/developer/1891245085) |

## What reviewers say

### KERN

[App page](https://appshunter.io/ios/app/kern-learnapp/id1670401538)

**Features:** macOS Compatibility

**In-app purchases:** none


### Einbürgerungstest Trainer

[App page](https://appshunter.io/ios/app/einburgerungstest-trainer/id6780148683)

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

**In-app purchases:** none


## Frequently asked questions

### Is KERN free?

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

### Is Einbürgerungstest Trainer free?

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

### Do KERN or Einbürgerungstest Trainer have ads?

Neither KERN nor Einbürgerungstest Trainer shows ads.

### Which is updated more often, KERN or Einbürgerungstest Trainer?

KERN ships an update every 3 months, and Einbürgerungstest Trainer every 3 days. Most recently, KERN was updated on October 25, 2026 and Einbürgerungstest Trainer on October 25, 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.*