PRIVACY POLICY
CNCDesk — Professional CNC Machinist Management App
Effective Date: May 19, 2026
Last Updated: May 19, 2026
Contact: laptrinhungdungcoich@gmail.com
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1. INTRODUCTION
Thank you for using CNCDesk ("the App"). This Privacy Policy explains how we handle information in connection with your use of the App. We are committed to protecting your privacy.
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2. DATA COLLECTION
CNCDesk is a fully offline application. We do not collect, transmit, store, or share any personal data or usage data on external servers.
All data you enter into the App (jobs, clients, materials, tools, expenses, invoices, photos) is stored exclusively on your device using a local SQLite database. This data never leaves your device unless you intentionally use the Backup feature to export it yourself.
We do NOT collect:
- Names, phone numbers, emails, or addresses you enter
- Financial information (costs, invoices, expenses)
- Photos you attach to jobs or expenses
- Usage statistics or analytics
- Device identifiers
- Location data
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3. ADVERTISING (ADMOB)
The App displays banner advertisements provided by Google AdMob. Google's advertising SDK may collect certain non-personal device information to serve relevant ads, including:
- Device type and operating system version
- Advertising ID (which can be reset or opted out in your device settings)
- General location (country-level, not precise location)
- Ad interaction data
This data is collected by Google, not by us. Please refer to Google's Privacy Policy for more information:
https://policies.google.com/privacy
You can opt out of personalized ads by adjusting your device's advertising settings (Settings > Google > Ads > Opt out of Ads Personalization on Android).
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4. PERMISSIONS
The App may request the following permissions:
- CAMERA: To take photos for jobs and expense receipts. Photos are stored only on your device.
- READ MEDIA IMAGES / READ EXTERNAL STORAGE: To select existing photos from your gallery.
- WRITE EXTERNAL STORAGE: To save backup ZIP files to your device (Android 9 and below).
- INTERNET: Required by the Google AdMob SDK to display ads.
No permission is used to collect or transmit your personal data.
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5. BACKUP AND RESTORE
The Backup feature creates a ZIP file containing your data and photos on your device. You choose where to send or save this file (email, cloud storage, USB, etc.). We do not receive a copy of your backup. The file is entirely under your control.
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6. THIRD-PARTY SERVICES
The App uses the following third-party service:
- Google AdMob: For displaying advertisements.
Privacy Policy: https://policies.google.com/privacy
No other third-party analytics, crash reporting, or tracking services are used.
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7. CHILDREN'S PRIVACY
CNCDesk is intended for use by adults working in professional machining environments. We do not knowingly collect any data from children under the age of 13. If you believe a child has provided personal information through the App, please contact us and we will take appropriate action.
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8. DATA SECURITY
Since all data is stored locally on your device, the security of your data depends on your device's security settings (screen lock, encryption, etc.). We recommend keeping your device secured and using the Backup feature to prevent data loss.
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9. CHANGES TO THIS PRIVACY POLICY
We may update this Privacy Policy from time to time. Any changes will be reflected by updating the "Last Updated" date at the top of this page. We encourage you to review this policy periodically.
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10. CONTACT US
If you have any questions or concerns about this Privacy Policy, please contact us at:
Email: laptrinhungdungcoich@gmail.com
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By using CNCDesk, you agree to this Privacy Policy.