DR. KAISER vs EW Safnern
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DR. KAISER
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The new DR. KAISER app makes it possible to calculate all relevant parameters related to dressing and grinding. The app is aimed at inexperienced users as well as experts. Guided-Mode The new Guided-Mode guides you step-by-step through the selection of the optimal dressing parameters for your grinding application. Expert mode The Expert-Mode supports experienced users in the calculation of dressing parameters. Export function All calculated parameters can be exported and archived as a PDF file. For this purpose, the app offers the option of providing the calculated parameters with information on the user, machine and application. Multilingual The app can be set to different languages to provide full functionality to all users. Metric and imperial system All parameters can be calculated in metric or imperial system, so that all users can work with their preferred units.
EW Safnern
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Erhalten Sie volle Einsicht in Ihren Energiehaushalt und Ihre Energieabrechnungen. Was Ihnen die Einwohnergemeinde Safnern-App bietet: Energiehaushalt: - Visualisierung Ihrer Energiedaten wie beispielsweise Stromverbrauch und -produktion und Wasser (je nach individuell vorhandenen Daten) - Energiebilanz der letzten Tage, Wochen, Monate und Jahre - Übersicht der Kosten und Gutschriften mit Anzeige der bezahlten und offene Rechnungen = volle Kostenkontrolle Profil: - Persönliche Angaben schnell und einfach ändern - Zahlungsdaten und Rechnungsstellung verwalten - Übersicht der Objekte inkl. Zählerablesung und Umzugsmeldung - Direkt Kontakt aufnehmen Zusätzliche Funktionen: - Einfaches Login via Face- oder Touch-ID Hinweis: *Die Einwohnergemeinde Safnern-App steht ausschliesslich Kundinnen und Kunden der Einwohnergemeinde Safnern zur Verfügung.
Screenshots
Verdict
DR. KAISER and EW Safnern are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
DR. KAISER ships an update every 5 months, EW Safnern every 9 months. The most recent releases landed on November 2, 2026 and September 10, 2026 respectively.
| Parameter | DR. KAISER | EW Safnern |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 27 MB | 59 MB |
| Age rating | 4+ | 4+ |
| Developer | DR. KAISER DIAMANTWERKZEUGE GmbH & Co. KG | EVUlution AG |
In-app purchases
DR. KAISER
No in-app purchases
EW Safnern
No in-app purchases









