Privacy Policy

Last updated: June 20, 2026

This Privacy Policy describes how DateCalc ("we", "us", or "our") handles information when you use our website at datecalc.online.

1. No Data Collection from Calculations

All date calculations on DateCalc run entirely within your browser using JavaScript. No dates, ages, or calculation results are sent to our servers. All processing happens locally on your device.

2. Information We Do Not Collect

• Dates you enter into calculators
• Calculation results
• Personal identification information
• Account data (no accounts exist)

3. Information Collected Automatically

Like most websites, we may collect standard technical information through our hosting provider (Cloudflare) and analytics, including:

• IP address (anonymized)
• Browser type and version
• Operating system
• Pages visited and time spent
• Referring URL

This information is used solely to understand how the site is used and to improve our service.

4. Advertising

We use Google AdSense to display advertisements. Google AdSense may use cookies and similar technologies to show relevant ads based on your interests. For more information, see Google's Privacy Policy.

You can opt out of personalized advertising by visiting Google Ads Settings.

5. Cookies

DateCalc itself does not set cookies. Third-party services (Google AdSense) may set cookies for advertising purposes. You can control cookies through your browser settings.

6. Third-Party Services

• Cloudflare — hosting and CDN. Privacy Policy
• Google AdSense — advertising. Privacy Policy
• Google Fonts — font delivery. Privacy Policy

7. Children's Privacy

DateCalc is not directed at children under 13. We do not knowingly collect personal information from children.

8. Changes to This Policy

We may update this Privacy Policy from time to time. Changes will be posted on this page with an updated date.

9. Contact

If you have questions about this Privacy Policy, you can contact us at: igorkjc13992@gmail.com