# Büffeln DRK Trainer vs RetSan Lernen

The clearest difference is monetization model: RetSan Lernen at free against Büffeln DRK Trainer's free with in-app purchases. RetSan Lernen also leads on review sentiment (68% vs 46%). Büffeln DRK Trainer's advantage is update cadence (weekly vs every 3 weeks) and iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Büffeln DRK Trainer sells 3 one-off in-app purchases and RetSan Lernen sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Büffeln DRK Trainer ships an update weekly, RetSan Lernen every 3 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Büffeln DRK Trainer | RetSan Lernen |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 46.2% of reviews | **68.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 84 MB | 83 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [IRIS Solutions GmbH](https://appshunter.io/developer/380657988) | [Wiebke Peters](https://appshunter.io/developer/1869323722) |

## What reviewers say

### Büffeln DRK Trainer

[App page](https://appshunter.io/ios/app/buffeln-drk-trainer/id1478380820)

Prepare for various German Red Cross (DRK) certifications with this comprehensive study tool. It offers practice questions for rescue dog team exams, first aid training, and general first aid knowledge. Learn efficiently with progress tracking, offline access, and online updates.

**Highlights:** DRK rescue dog team exam preparation, Sanitary service training questions, First aid knowledge testing, Progress tracking, Offline learning capability, Online updates, Cross-device progress synchronization

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DRK Erste Hilfe Wissen | $3.99 | one-time |
| Rettungshundeteam-Prüfung | $8.99 | one-time |
| Arbeitsbuch Sanitätsdienst | $12.99 | one-time |


### 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 Büffeln DRK Trainer free?

Büffeln DRK Trainer is free to download, with in-app purchases available.

### Is RetSan Lernen free?

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

### Do Büffeln DRK Trainer or RetSan Lernen have ads?

Neither Büffeln DRK Trainer nor RetSan Lernen shows ads.

### Which is updated more often, Büffeln DRK Trainer or RetSan Lernen?

Büffeln DRK Trainer ships an update weekly, and RetSan Lernen every 3 weeks. Most recently, Büffeln DRK Trainer was updated on November 3, 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.*