feiffer combine vs DR. KAISER
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
feiffer combine
This app provides a step-by-step guide for calibrating combine harvesters to achieve optimal settings. It adapts to throughput and losses, ensuring proper adjustment for all harvest conditions and performance ranges, thereby limiting losses.
- Step-by-step calibration guide
- Optimal combine harvester settings
- Adapts to throughput and losses
- Field-tested and reliable values
- Quick and safe calibration
- Demo version available
Read full descriptionHide full description
Calibration of combine harvesters made easy - The "feiffer combine" App is an easy step by step guide to the optimum settings of your combine harvester. It can be done quickly and safely because these setting values are field-tested and have proved to be reliable with expert operators. The distinguishing feature of this App is: It adapts the settings also to throughput and losses. In this way, the combine harvester is always set properly not only at all harvest conditions but also within each performance range. Losses are limited. This App works as follows: You can test a demo-version to see what this App can offer. If it is useful for you, select the type of your combine harvester and download the corresponding App into your smartphone.
DR. KAISER
Read full descriptionHide full description
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.
Screenshots
Verdict
The clearest difference is in-app purchases: DR. KAISER at none against feiffer combine's 10. On price, update cadence, ads 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. feiffer combine sells 10 one-off in-app purchases. DR. KAISER asks for nothing beyond the download.
feiffer combine ships an update every 6 months, DR. KAISER every 4 months. The most recent releases landed on August 1, 2026 and September 15, 2026 respectively.
| Parameter | feiffer combine | DR. KAISER |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 68.8% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 6 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 20 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Andrea Feiffer | DR. KAISER DIAMANTWERKZEUGE GmbH & Co. KG |
In-app purchases
feiffer combine
- John Deere 2054$29.99
- Claas Trion 720$29.99
- Claas Trion 660$29.99
Show 7 moreShow fewer
- Claas Trion 730$29.99
- Claas Trion 640$29.99
- Claas Trion 520$29.99
- Claas Trion 530$29.99
- Claas Trion 650$29.99
- John Deere S 785$29.99
- Claas Trion 750$29.99
DR. KAISER
No in-app purchases









