# SimpleSignOn vs DuoZorg

The clearest difference is iOS requirement: SimpleSignOn at 13.6 against DuoZorg's 16.6. On price and in-app purchases 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 | SimpleSignOn | DuoZorg |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 6 weeks |
| Size | 72 MB | 60 MB |
| Requires iOS | **13.6** | 16.6 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 17+ |
| Developer | [RevoCloud B.V.](https://appshunter.io/developer/1711942725) | [Poolmanager](https://appshunter.io/developer/1029382671) |

## What reviewers say

### SimpleSignOn

[App page](https://appshunter.io/ios/app/simplesignon/id6469420942)

**In-app purchases:** none


### DuoZorg

[App page](https://appshunter.io/ios/app/duozorg-poolmanager/id6470641970)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SimpleSignOn free?

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

### Is DuoZorg free?

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

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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.*