Sunfab Service Support AR vs Dull Grading
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sunfab Service Support AR
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The Sunfab Service Support AR app is a useful tool for aftermarket work with Sunfab products. The app is for existing Sunfab customers only and requires a personal login provided by Sunfab. Contact your Sunfab contact for information and login request.
Dull Grading
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"""Dull Grading App"" by Zerda Lab Ltd. revolutionizes the PDC drill bit dull grading process. Boasting a user-friendly interface, the app simplifies the otherwise complex task of grading and extracting useful insights from data collected. Dull Grading App excels in data collection, ensuring completeness and accuracy. The application is capable of capturing a wide range of parameters with precision, transforming the way you grade your drill bits. It ensures that no crucial detail goes unnoticed, thus making the grading process more robust and reliable. However, what truly sets the Dull Grading App apart is its powerful data analytics capabilities. Leveraging the data collected, the application provides profound and actionable insights into the your application ensuring that your next bit design is even better. In summary, Dull Grading App by Zerda Lab Ltd. is a game-changer in the field of PDC drill bit dull grading. Its emphasis on ease of use, comprehensive data collection, and insightful data analysis makes it an indispensable tool for professionals in the industry. Try Dull Grading App today and transform your dull grading process into a smooth, insightful, and automated task."
Screenshots
Verdict
The clearest difference is update cadence: Dull Grading at every 2 months against Sunfab Service Support AR's every 16 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Sunfab Service Support AR ships an update every 16 months, Dull Grading every 2 months. The most recent releases landed on October 8, 2026 and October 27, 2026 respectively.
| Parameter | Sunfab Service Support AR | Dull Grading |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 16 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 257 MB | 44 MB |
| Age rating | 4+ | 17+ |
| Developer | Sunfab Hydraulics AB | ZerdaLab Ltd |
In-app purchases
Sunfab Service Support AR
No in-app purchases
Dull Grading
No in-app purchases
Questions
Is Sunfab Service Support AR free?
Is Dull Grading free?
Do Sunfab Service Support AR or Dull Grading have ads?
Which is updated more often, Sunfab Service Support AR or Dull Grading?
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