Comparison

Crassus vs ROTHENBERGER

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

Crassus

be smart. be a Problemlöser.

About

Crassus

Features

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Crassus is the problem solver for connecting different pipe systems. With the Adapter Finder, our app helps you quickly identify the right adapter for two identical or different pipe systems. On the product pages, you’ll find all relevant information and details (images, dimensions, specifications, videos, and more). The dealer search helps you find a sanitary, building materials, or civil engineering supplier near you. Already trusted by more than 18,000 smart installers! Key Features: - Adapter Finder: Quickly finds the right adapter for connecting identical or different pipe systems. - Dealer Search: Shows sanitary, building materials, and civil engineering dealers and other suppliers near you. - Product Catalog: All Crassus products with images, dimensions, specifications, and detailed information. - Pipe Encyclopedia: Discover over 280 pipe systems with more than 3,500 pipe variants. - Multi-language: German and English. - Display Modes: Light Mode and Dark Mode. - Available for smartphones and tablets.

About

ROTHENBERGER

Features

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Utility app for Rothenberger devices.

Screenshots

Crassus4 screens

ROTHENBERGER4 screens

Verdict

The call

The clearest difference is update cadence: ROTHENBERGER at every 4 weeks against Crassus's every 15 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Crassus ships an update every 15 months, ROTHENBERGER every 4 weeks. The most recent releases landed on October 4, 2026 and October 20, 2026 respectively.

Scorecard1 real difference · 5 level

Crassus versus ROTHENBERGER: the parameters behind the verdict, then further details
Parameter	Crassus	ROTHENBERGER
Price	Free	Free
Update frequency	Every 15 months	Every 4 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.1 — better	15.6
Further details — not scored
Size	76 MB	166 MB
Age rating	4+	4+
Developer	Crassus GmbH & Co. KG	Rothenberger Werkzeuge GmbH

In-app purchases

None

Crassus

No in-app purchases

None

ROTHENBERGER

No in-app purchases

Questions

Is Crassus free?

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

Is ROTHENBERGER free?

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

Do Crassus or ROTHENBERGER have ads?

Neither Crassus nor ROTHENBERGER shows ads.

Which is updated more often, Crassus or ROTHENBERGER?

Crassus ships an update every 15 months, and ROTHENBERGER every 4 weeks. Most recently, Crassus was updated on October 4, 2026 and ROTHENBERGER on October 20, 2026.