# Revisio vs SAH Authenticator

The clearest difference is iOS requirement: SAH Authenticator at 11.0 against Revisio's 15.1. 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 | Revisio | SAH Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 23 MB | 47 MB |
| Requires iOS | 15.1 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SkyCom online s.r.o.](https://appshunter.io/developer/1531445137) | [Student Agency, k. s.](https://appshunter.io/developer/706033018) |

## What reviewers say

### Revisio

[App page](https://appshunter.io/ios/app/revisio/id1531444715)

**Features:** macOS Compatibility

**In-app purchases:** none


### SAH Authenticator

[App page](https://appshunter.io/ios/app/sah-authenticator/id6446774518)

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

**In-app purchases:** none


## Frequently asked questions

### Is Revisio free?

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

### Is SAH Authenticator free?

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

### Do Revisio or SAH Authenticator have ads?

Neither Revisio nor SAH Authenticator 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.*