Privacy Policy
How HanCalc collects, uses, and protects your information.
1. Overview
Welcome to HanCalc ("we", "our", or "us"). We operate hancalc.com and are committed to protecting your privacy. This Privacy Policy explains what information we collect, how we use it, and your rights regarding that information.
By using HanCalc, you agree to the practices described in this policy.
2. Information We Collect
We collect minimal information to operate and improve the site:
- Calculator inputs: All inputs are processed entirely in your browser. We do not transmit, store, or log any values you enter into our calculators.
- Contact form data: If you submit our contact form, we collect your name, email address, and message to respond to your inquiry.
- Automatically collected data: We may collect standard log data including IP address, browser type, pages visited, and referring URL via analytics tools.
3. How We Use Information
We use the information we collect to:
- Respond to contact form submissions and support requests
- Understand how visitors use our site so we can improve it
- Monitor for technical errors and security issues
- Comply with legal obligations
We do not sell, rent, or trade your personal information to any third parties for marketing purposes.
4. Cookies & Analytics
HanCalc may use cookies and similar tracking technologies for the following purposes:
- Analytics: We may use Google Analytics to collect anonymous data about how visitors interact with our site.
- Advertising: We may serve ads through Google AdSense or similar networks, which may use cookies to serve relevant advertisements.
- Functional: Some cookies are required for basic site functionality.
You can disable cookies in your browser settings. Note that some features may not function correctly without cookies.
5. Third-Party Services
We may use the following third-party services that have their own privacy policies:
- Google Analytics — for website traffic analysis (Google Privacy Policy)
- Google AdSense — for displaying advertisements (Google Privacy Policy)
We are not responsible for the privacy practices of these third-party services.
6. Data Storage & Security
Contact form submissions are transmitted via email and are not stored in a database. We implement reasonable technical measures to protect any data we handle, including HTTPS encryption for all data transmitted between your browser and our servers.
However, no method of internet transmission is 100% secure, and we cannot guarantee absolute security.
7. Children's Privacy
HanCalc is not directed at children under the age of 13. We do not knowingly collect personal information from children. If you believe a child has submitted personal information to us, please contact us and we will promptly delete it.
8. Your Rights
Depending on your location, you may have the right to:
- Access the personal information we hold about you
- Request correction or deletion of your personal data
- Opt out of analytics tracking (via browser settings or tools like uBlock Origin)
- Lodge a complaint with your local data protection authority
To exercise any of these rights, contact us at support@hancalc.com.
9. Changes to This Policy
We may update this Privacy Policy from time to time. When we do, we will update the "Last Updated" date at the top of this page. Continued use of HanCalc after changes constitutes your acceptance of the updated policy.
10. Contact Us
If you have any questions about this Privacy Policy, please contact us:
- Email: support@hancalc.com
- Website: hancalc.com/contact.php