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Privacy Policy

Last updated: May 17, 2026

1. Who We Are

duckdodoc ("we", "us", or "our") is a free online platform for processing PDF and image files. We operate at duckdodoc.com. If you have questions about this policy, you can reach us via our contact page.

2. Information We Collect

We collect the following types of information:

  • Usage data: File processing jobs (type of operation, file sizes, timestamps). Uploaded files are stored temporarily and deleted automatically after processing.
  • Log data: Standard server logs including IP address, browser type, and pages visited.
  • Local storage: Theme preference (light/dark mode) stored in localStorage, and third-party advertising cookies (see Section 5).

3. How We Use Your Information

  • To provide and improve our file processing services.
  • To analyze usage patterns to fix bugs and improve performance.
  • To display relevant advertisements through Google AdSense (see Section 5).

4. Your Files

Files you upload are processed on our servers and stored only for the duration needed to complete the requested operation and to allow you to download the result. Uploaded and converted files are automatically purged on a scheduled basis. We do not read, analyze, or share the contents of your files with third parties.

5. Google AdSense and Advertising

We use Google AdSense to display advertisements on this site. Google AdSense uses cookies, including the DoubleClick cookie, to serve ads based on your prior visits to this site and other sites on the internet.

Google’s use of advertising cookies enables it and its partners to serve ads based on your visit to our site and/or other sites on the internet. You may opt out of personalized advertising by visiting Google Ads Settings.

For more information about how Google uses data when you use partner sites or apps, visit Google’s Privacy & Terms.

6. Cookies

We use cookies for:

  • Preferences: Theme setting (light/dark) stored in localStorage.
  • Advertising: Google AdSense and DoubleClick cookies for personalized ads.

You can control cookies through your browser settings. Disabling cookies may affect the functionality of some parts of the site.

7. Third-Party Services

We may use third-party services such as Google Analytics and Google AdSense. These services have their own privacy policies and may collect data independently. We are not responsible for their practices.

8. Data Retention

Uploaded files and processed results are deleted automatically within 1 hour of processing.

9. Your Rights

Depending on your location, you may have the right to access, correct, or delete your personal data. To exercise these rights, please contact us.

10. Changes to This Policy

We may update this Privacy Policy from time to time. Changes will be reflected by the "Last updated" date at the top of this page. Continued use of the service after changes constitutes acceptance of the updated policy.

11. Contact

If you have questions or concerns about this Privacy Policy, please visit our contact page.