# PIRS vs UDiTH

The clearest difference is device support: UDiTH at 3 against PIRS's —. PIRS's advantage is iOS requirement (13.0 vs 15.0). 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 | PIRS | UDiTH |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Monthly |
| Size | 125 MB | 243 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SOBIS Software GmbH](https://appshunter.io/developer/1294577493) | [CAXperts GmbH](https://appshunter.io/developer/1095258162) |

## What reviewers say

### PIRS

[App page](https://appshunter.io/ios/app/pirsevent/id1618042910)

**In-app purchases:** none


### UDiTH

[App page](https://appshunter.io/ios/app/udith/id6756059700)

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

**In-app purchases:** none


## Frequently asked questions

### Is PIRS free?

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

### Is UDiTH free?

UDiTH 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.*