# Cornelsen Lernen vs Klett AR

The clearest difference is in-app purchases: Klett AR at none against Cornelsen Lernen's 10. Klett AR also leads on update cadence (every 3 days vs every 5 weeks) and iOS requirement (13.0 vs 15.6). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Cornelsen Lernen sells 8 one-off in-app purchases. Klett AR asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Cornelsen Lernen against 5.0 for Klett AR. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Cornelsen Lernen ships an update every 5 weeks, Klett AR every 3 days. The most recent releases landed on October 29, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Cornelsen Lernen | Klett AR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/cornelsen-lernen/id1502080578/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/klett-ar/id6461716594/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 41.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 119 MB | 93 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cornelsen Verlag GmbH](https://appshunter.io/developer/316723131) | [Klett Bulgaria Ltd](https://appshunter.io/developer/1121264773) |

## What reviewers say

### Cornelsen Lernen

[App page](https://appshunter.io/ios/app/cornelsen-lernen/id1502080578)

Access digital school books, workbooks, and supplementary materials for students and teachers. Enjoy secure, flexible, and easy access to educational content, eliminating the need to carry heavy physical books.

**Highlights:** Digital school books and workbooks, Supplementary educational materials, Offline access to downloaded content, Interactive exercises and media, Note-taking and text editing tools, Chapter and page-specific content

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Schlüssel zur Mathematik | $42.99 | one-time |
| Fundamente der Mathematik | $42.99 | one-time |
| Forum Geschichte Neue Ausgabe | $42.99 | one-time |
| Forum Geschichte  Neue Ausgabe | $42.99 | one-time |
| Fokus Physik - Neubearbeitung | $59.99 | one-time |
| Startklar! | $59.99 | one-time |
| Unsere Erde | $59.99 | one-time |
| Dialog | $74.99 | one-time |


### Klett AR

[App page](https://appshunter.io/ios/app/klett-ar/id6461716594)

Enhance textbooks with augmented reality. Scan pages to unlock interactive 3D models, animations, videos, and audio content. This app bridges the gap between print and digital, making learning more engaging and concepts easier to grasp.

**Highlights:** Scan textbook pages, Unlock 3D models, Interactive animations, Video and audio content, Augmented reality experience, Digital learning integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cornelsen Lernen free?

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

### Is Klett AR free?

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

### Which has better reviews, Cornelsen Lernen or Klett AR?

Cornelsen Lernen and Klett AR are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Cornelsen Lernen or Klett AR have ads?

Neither Cornelsen Lernen nor Klett AR shows ads.

### Which is updated more often, Cornelsen Lernen or Klett AR?

Cornelsen Lernen ships an update every 5 weeks, and Klett AR every 3 days. Most recently, Cornelsen Lernen was updated on October 29, 2026 and Klett AR on October 8, 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.*