# PreventionBTP vs appenzell24.ch

The clearest difference is in-app purchases: appenzell24.ch at none against PreventionBTP's 10. PreventionBTP's advantage is iOS requirement (10.0 vs 13.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PreventionBTP sells 10 one-off in-app purchases. appenzell24.ch asks for nothing beyond the download.

PreventionBTP ships an update every 6 months, appenzell24.ch every 4 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | PreventionBTP | appenzell24.ch |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | Subscription | — |
| Size | 43 MB | 2 MB |
| Requires iOS | **10.0** | 13.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ORGANIS PROF PREVENTION BTP](https://appshunter.io/developer/953513116) | [Druckerei Appenzeller Volksfreund (DAV)](https://appshunter.io/developer/585694352) |

## What reviewers say

### PreventionBTP

[App page](https://appshunter.io/ios/app/preventionbtp/id953513117)

Stay updated on construction site risk prevention with in-depth reports, accident analyses, and practical guides. Access exclusive content, interactive links, and multimedia features before they're published.

**Highlights:** In-depth risk prevention reports, Accident analyses and case studies, Practical guides and regulatory updates, Exclusive early access to content, Interactive links for further research, Photo slideshows and videos

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hors-séries - N°4 2024 | $8.99 | one-time |
| Hors-séries - N°3 2024 | $8.99 | one-time |
| Hors-séries - N°6 2024 | $8.99 | one-time |
| Hors-séries - N°2 2024 | $8.99 | one-time |
| Hors-séries - N°12 2024 | $8.99 | one-time |
| Hors-séries - N°9 2024 | $8.99 | one-time |
| Hors-séries - N°10 2024 | $8.99 | one-time |
| Hors-séries - N°7 2024 | $8.99 | one-time |
| Hors-séries - N°8 2024 | $8.99 | one-time |
| Hors-séries - N°11 2024 | $8.99 | one-time |


### appenzell24.ch

[App page](https://appshunter.io/ios/app/appenzell24ch/id1581729680)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PreventionBTP free?

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

### Is appenzell24.ch free?

appenzell24.ch is free to download, with no in-app purchases.

### Do PreventionBTP or appenzell24.ch have ads?

Neither PreventionBTP nor appenzell24.ch shows ads.

### Which is updated more often, PreventionBTP or appenzell24.ch?

PreventionBTP ships an update every 6 months, and appenzell24.ch every 4 months. Most recently, PreventionBTP was updated on November 6, 2026 and appenzell24.ch on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*