# OT Events vs authentigo

The clearest difference is device support: OT Events at 3 against authentigo's 1. OT Events also leads on iOS requirement (13.0 vs 16.0). On price, ads 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 | OT Events | authentigo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 23 MB | 3 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SevenD GmbH](https://appshunter.io/developer/479876615) | [Bundesnotarkammer](https://appshunter.io/developer/1624043833) |

## What reviewers say

### OT Events

[App page](https://appshunter.io/ios/app/ot-events/id6737911004)

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

**In-app purchases:** none


### authentigo

[App page](https://appshunter.io/ios/app/authentigo/id6751944270)

**In-app purchases:** none


## Frequently asked questions

### Is OT Events free?

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

### Is authentigo free?

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

### Do OT Events or authentigo have ads?

Neither OT Events nor authentigo 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.*