# Crassus vs RoData Mobile

The clearest difference is update cadence: RoData Mobile at every 2 months against Crassus's every 15 months. RoData Mobile also leads on iOS requirement (9.3 vs 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.

Crassus ships an update every 15 months, RoData Mobile every 2 months. The most recent releases landed on September 17, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Crassus | RoData Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 76 MB | 25 MB |
| Requires iOS | 15.1 | **9.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Crassus GmbH & Co. KG](https://appshunter.io/developer/1475104093) | [Rothenberger Werkzeuge GmbH](https://appshunter.io/developer/757926945) |

## What reviewers say

### Crassus

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

**Features:** macOS Compatibility

**In-app purchases:** none


### RoData Mobile

[App page](https://appshunter.io/ios/app/rodata-mobile/id1257725201)

This app enhances the use of the ROTHENBERGER - ROTEST GW Digital V3. It allows users to download and review measurement series, edit and comment on created reports, and share data as PDFs.

**Highlights:** Download and review measurement series, Edit and comment on reports, Share data as PDF, Improved ROTHENBERGER ROTEST GW Digital V3 integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Crassus free?

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

### Is RoData Mobile free?

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

### Do Crassus or RoData Mobile have ads?

Neither Crassus nor RoData Mobile shows ads.

### Which is updated more often, Crassus or RoData Mobile?

Crassus ships an update every 15 months, and RoData Mobile every 2 months. Most recently, Crassus was updated on September 17, 2026 and RoData Mobile on October 2, 2026.

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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.*