# Crassus vs P&M XtraClear

Crassus and P&M XtraClear are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Crassus | P&M XtraClear |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | — |
| Size | 76 MB | 7 MB |
| Requires iOS | 15.1 | **14.2** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Crassus GmbH & Co. KG](https://appshunter.io/developer/1475104093) | [JUDO Wasseraufbereitung GmbH](https://appshunter.io/developer/412864390) |

## What reviewers say

### Crassus

[App page](https://appshunter.io/ios/app/crassus/id538410244)

**Features:** macOS Compatibility

**In-app purchases:** none


### P&M XtraClear

[App page](https://appshunter.io/ios/app/p-and-m-xtraclear/id1644158369)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Crassus free?

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

### Is P&M XtraClear free?

P&M XtraClear is free to download, with no in-app purchases.

### Do Crassus or P&M XtraClear have ads?

Neither Crassus nor P&M XtraClear 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.*