# De Dorus vs NVvP Paro App

The clearest difference is update cadence: De Dorus at every 3 months against NVvP Paro App's every 7 months. NVvP Paro App's advantage is iOS requirement (12.2 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

De Dorus ships an update every 3 months, NVvP Paro App every 7 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | De Dorus | NVvP Paro App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Size | 49 MB | 123 MB |
| Requires iOS | 15.0 | **12.2** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Youmie B.V.](https://appshunter.io/developer/6822205477) | [Nederlandse Vereniging voor Parodontologie](https://appshunter.io/developer/1462687162) |

## What reviewers say

### De Dorus

[App page](https://appshunter.io/ios/app/de-dorus/id1569609455)

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

**In-app purchases:** none


### NVvP Paro App

[App page](https://appshunter.io/ios/app/nvvp-paro-app/id1592293274)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is De Dorus free?

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

### Is NVvP Paro App free?

NVvP Paro App is free to download, with no in-app purchases.

### Do De Dorus or NVvP Paro App have ads?

Neither De Dorus nor NVvP Paro App shows ads.

### Which is updated more often, De Dorus or NVvP Paro App?

De Dorus ships an update every 3 months, and NVvP Paro App every 7 months. Most recently, De Dorus was updated on November 7, 2026 and NVvP Paro App 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.*