# Studieninstitut vs RetSan Lernen

The clearest difference is in-app purchases: Studieninstitut at none against RetSan Lernen's 1. Studieninstitut also leads on iOS requirement (15.0 vs 18.0). RetSan Lernen's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. RetSan Lernen sells 1 one-off in-app purchase. Studieninstitut asks for nothing beyond the download.

Studieninstitut ships an update every 2 months, RetSan Lernen every 3 weeks. The most recent releases landed on October 27, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Studieninstitut | RetSan Lernen |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 68.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 228 MB | 83 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [istis Informations Systeme GmbH](https://appshunter.io/developer/1036932613) | [Wiebke Peters](https://appshunter.io/developer/1869323722) |

## What reviewers say

### Studieninstitut

[App page](https://appshunter.io/ios/app/studieninstitut/id6443877210)

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

**In-app purchases:** none


### RetSan Lernen

[App page](https://appshunter.io/ios/app/retsan-lernen/id6444917294)

Prepare for your paramedic exams with this comprehensive learning app. It covers essential anatomy, physiology, and emergency scenarios through flashcards and practice tests. Study anytime, anywhere with offline access and detailed feedback.

**Highlights:** 200 learning cards across 14 topics, Over 500 practice questions, Realistic exam simulations, Progress tracking and detailed evaluations, Offline mode for studying anywhere, Search function for quick access

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vollversion | $12.99 | one-time |


## Frequently asked questions

### Is Studieninstitut free?

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

### Is RetSan Lernen free?

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

### Do Studieninstitut or RetSan Lernen have ads?

Neither Studieninstitut nor RetSan Lernen shows ads.

### Which is updated more often, Studieninstitut or RetSan Lernen?

Studieninstitut ships an update every 2 months, and RetSan Lernen every 3 weeks. Most recently, Studieninstitut was updated on October 27, 2026 and RetSan Lernen on November 3, 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.*