# Ruthmann vs P7M Viewer Opener Reader

The clearest difference is in-app purchases: Ruthmann at none against P7M Viewer Opener Reader's 1. P7M Viewer Opener Reader's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. P7M Viewer Opener Reader sells 1 in-app purchase, starting at $9.99 per year. Ruthmann asks for nothing beyond the download.

## The numbers

| Metric | Ruthmann | P7M Viewer Opener Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 4 months |
| Size | 20 MB | 46 MB |
| Requires iOS | 13.4 | **13.0** |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Luxor](https://appshunter.io/developer/919707044) | [NEURASYNC](https://appshunter.io/developer/1639101560) |

## What reviewers say

### Ruthmann

[App page](https://appshunter.io/ios/app/ruthmann/id6464381667)

**In-app purchases:** none


### P7M Viewer Opener Reader

[App page](https://appshunter.io/ios/app/p7m-viewer-opener-reader/id6755112018)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| P7M Viewer PRO Annual Plan | $9.99 | per year |


## Frequently asked questions

### Is Ruthmann free?

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

### Is P7M Viewer Opener Reader free?

P7M Viewer Opener Reader is free to download, with in-app purchases available.

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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.*