Crassus vs JP i
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Crassus
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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.
JP i
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JUDO JP i-kom – Wasserqualität professionell messen und verwalten Mit der JUDO JP i-kom App wird die Erfassung und Dokumentation der Wasserqualität in Heiz- und Kühlkreisläufen so einfach wie nie zuvor. In Kombination mit dem JP i-kom Kombi-Messgerät liefert die App präzise, normgerechte Messergebnisse direkt auf dein Smartphone – jederzeit und überall. Funktionen: • Live-Anzeige von pH-Wert (0–14) • Leitfähigkeit (bis 9990 μS/cm) nach VDI 2035, VDI 6044, ÖNORM H 5195-1, SWKI BT102-01 • TDS- und Temperaturmessung • Datenspeicherung & Dokumentation per Smart-App • Individuelle Einstellungen und Kalibrierung • Unterstützung austauschbarer Messsonden (IP67) Vorteile: • Schnelle Erkennung von Korrosionsrisiken • Intuitive Bedienung: Einschalten, messen, speichern • Ideal für Fachhandwerk, Anlagenbauer & Haustechnik-Profis Ob beim Befüllen von Heizsystemen oder beim Kontrollieren bestehender Anlagen – JUDO JP i-kom bietet eine smarte Lösung für normkonforme Wasseranalysen.
Screenshots
Verdict
The clearest difference is update cadence: JP i at every 5 weeks against Crassus's every 15 months. JP i also leads on iOS requirement (13.0 vs 15.1). 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
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, JP i every 5 weeks. The most recent releases landed on September 17, 2026 and September 16, 2026 respectively.
| Parameter | Crassus | JP i |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 15 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 76 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Crassus GmbH & Co. KG | JUDO Wasseraufbereitung GmbH |
In-app purchases
Crassus
No in-app purchases
JP i
No in-app purchases








