DR. KAISER vs PUWER Assessment
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.
PUWER Assessment
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PUWER Assessment is a mobile app designed to help organisations complete PUWER assessments quickly, accurately, and consistently. The app guides users through structured checklists covering machinery, equipment, and workplace safety requirements, making it easier to identify non-compliances and document risks. Built for real-world use on factory floors and industrial sites, the app keeps assessments organised, links information across machines and locations, and supports efficient recording of findings. Use PUWER Assessment to streamline safety checks, improve record-keeping, and support compliance with PUWER 98 regulations.
Screenshots
Verdict
DR. KAISER and PUWER Assessment 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, PUWER Assessment every 3 months. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.
| Parameter | DR. KAISER | PUWER Assessment |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 27 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | DR. KAISER DIAMANTWERKZEUGE GmbH & Co. KG | Knox Thomas Ltd |
In-app purchases
DR. KAISER
No in-app purchases
PUWER Assessment
No in-app purchases
Questions
Is DR. KAISER free?
Is PUWER Assessment free?
Do DR. KAISER or PUWER Assessment have ads?
Which is updated more often, DR. KAISER or PUWER Assessment?
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