# SylvaMet vs ProBau Rechner

The clearest difference is in-app purchases: SylvaMet at none against ProBau Rechner's 2. ProBau Rechner's advantage is iOS requirement (16.6 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. ProBau Rechner sells 2 in-app purchases, starting at $17.99 per year. SylvaMet asks for nothing beyond the download.

## The numbers

| Metric | SylvaMet | ProBau Rechner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 44 MB | 1 MB |
| Requires iOS | 26.0 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Octorion Sarl](https://appshunter.io/developer/1468060880) | [Nocta Dev LLC](https://appshunter.io/developer/1882676946) |

## What reviewers say

### SylvaMet

[App page](https://appshunter.io/ios/app/sylvamet/id1468060881)

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

**In-app purchases:** none


### ProBau Rechner

[App page](https://appshunter.io/ios/app/probau-rechner/id6760566473)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ProBau Rechner Pro | $17.99 | per year |
| ProBau Rechner Pro | $44.99 | one-time |


## Frequently asked questions

### Is SylvaMet free?

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

### Is ProBau Rechner free?

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

### Do SylvaMet or ProBau Rechner have ads?

Neither SylvaMet nor ProBau Rechner shows ads.

---

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