# Dull Grading

> Dull Grading (iPhone/iPad app by ZerdaLab Ltd.)

- Source: https://appshunter.io/ios/app/dull-grading/id6450608130 (this page in markdown: same URL + `.md`)
- Developer: [ZerdaLab Ltd](https://appshunter.io/developer/1694028622)
- Category: Business, Productivity
- Price: Free
- Age rating: 17+
- Requires: iOS 13.0 · 44 MB
- Languages: English
- Released: 2023-10-27
- Data updated: 2026-05-16
- User reviews in markdown: https://appshunter.io/ios/app/dull-grading/id6450608130/reviews.md

## What is Dull Grading?

"""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."


## Version history (last 5 releases)

### 1.0.7 — 2025-01-14

Bug fixes and performance enhancements

### 1.0.6 — 2024-10-22

New improved user experience and updated image flow

### 1.0.5 — 2024-08-28

bugfixes

### 1.0.4 — 2024-08-16

•	Improved user experience.
	•	Reduced data entry requirements.
	•	Take images in one go.
	•	Dysfunction identification and recommendations.
	•	Improve scrolling of images.
	•	Updated cutter detection and segmentation.

### 1.0.3 — 2024-03-19

More accurate and faster reports with better async processing

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## Related topics

[dull grading](https://appshunter.io/ios/topics/dull-grading) · [pdc bit dull grading](https://appshunter.io/ios/topics/pdc-bit-dull-grading)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-16.*