# PreventionBTP vs Précy

The clearest difference is in-app purchases: Précy at none against PreventionBTP's 10. PreventionBTP's advantage is iOS requirement (10.0 vs 15.0). 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. Précy asks for nothing beyond the download.

PreventionBTP ships an update every 6 months, Précy every 11 months. The most recent releases landed on October 9, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | PreventionBTP | Précy |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 11 months |
| Monetization | Subscription | — |
| Size | 43 MB | 71 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ORGANIS PROF PREVENTION BTP](https://appshunter.io/developer/953513116) | [COMMUNE DE PRECY SUR OISE](https://appshunter.io/developer/1552032784) |

## 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 |


### Précy

[App page](https://appshunter.io/ios/app/precy-sur-oise/id1552032782)

**In-app purchases:** none


## Frequently asked questions

### Is PreventionBTP free?

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

### Is Précy free?

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

### Do PreventionBTP or Précy have ads?

Neither PreventionBTP nor Précy shows ads.

### Which is updated more often, PreventionBTP or Précy?

PreventionBTP ships an update every 6 months, and Précy every 11 months. Most recently, PreventionBTP was updated on October 9, 2026 and Précy on October 18, 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.*