# Knowia vs Deutschef

The clearest difference is in-app purchases: Knowia at none against Deutschef's 2. Deutschef's advantage is update cadence (every 3 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Deutschef sells 2 in-app purchases, starting at $2.99 per month. Knowia asks for nothing beyond the download.

Knowia ships an update every 2 months, Deutschef every 3 days. The most recent releases landed on November 9, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Knowia | Deutschef |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 49 MB | 71 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Arda Berkay BAGIM](https://appshunter.io/developer/1888839593) | [Omer YAVUZ](https://appshunter.io/developer/6797086316) |

## What reviewers say

### Knowia

[App page](https://appshunter.io/ios/app/knowia-flashcards-and-learning/id6761316889)

**In-app purchases:** none


### Deutschef

[App page](https://appshunter.io/ios/app/deutschef/id6816937209)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Deutschef Pro Aylık | $2.99 | per month |
| Deutschef Pro Yıllık | $9.99 | per year |


## Frequently asked questions

### Is Knowia free?

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

### Is Deutschef free?

Deutschef is free to download, with in-app purchases available.

### Do Knowia or Deutschef have ads?

Neither Knowia nor Deutschef shows ads.

### Which is updated more often, Knowia or Deutschef?

Knowia ships an update every 2 months, and Deutschef every 3 days. Most recently, Knowia was updated on November 9, 2026 and Deutschef on November 1, 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.*