# Chance Gießen vs DysViewer

The clearest difference is iOS requirement: Chance Gießen at 11.0 against DysViewer's 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.

## The numbers

| Metric | Chance Gießen | DysViewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 43 months | — |
| Size | 41 MB | 49 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MAE Systems GmbH](https://appshunter.io/developer/1192351200) | [Amicale du Personel de l'institut pour Deficients Visuels](https://appshunter.io/developer/563144151) |

## What reviewers say

### Chance Gießen

[App page](https://appshunter.io/ios/app/chance-gieen/id1249261127)

**Features:** macOS Compatibility

**In-app purchases:** none


### DysViewer

[App page](https://appshunter.io/ios/app/dysviewer/id6745876091)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chance Gießen free?

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

### Is DysViewer free?

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

### Do Chance Gießen or DysViewer have ads?

Neither Chance Gießen nor DysViewer shows ads.

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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.*