Privacy Policy

Your privacy is our top priority

Privacy First Commitment

No Health Data Collection

All calculations happen locally in your browser

No Tracking

We do not use analytics that track individuals

No Database Storage

Your inputs never leave your device

No Registration Required

Use all calculators without signing up

Last Updated: January 15, 2025

Effective Date: January 1, 2025

1. Introduction

Health Calculator Online ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains our practices regarding the collection, use, and disclosure of information when you use our website at healthcalculatoronline.com (the "Service").

By using our Service, you agree to the terms of this Privacy Policy. If you do not agree with our policies and practices, please do not use our Service.

2. Information We Do NOT Collect

We prioritize your privacy above all else. Here's what we DON'T do:

  • We do NOT collect any health information you enter into our calculators
  • We do NOT store calculator results or inputs
  • We do NOT require user registration or login
  • We do NOT track individual calculator usage
  • We do NOT sell or share any personal information

All calculator computations are performed locally in your web browser using JavaScript. No data is transmitted to our servers for processing.

3. Information We May Collect

3.1 Server Logs

Our hosting provider (Cloudflare Pages) may log minimal technical information for security and reliability, such as IP address, user agent, and requested URLs. We do not combine these logs with your calculator inputs.

3.2 Contact Information

If you email us, we receive your email address and the content of your message. We use this information only to respond to your inquiry and do not add it to any marketing list.

4. Cookies and Similar Technologies

We do not set cookies and we do not store calculator inputs in local storage. You can use our calculators without accepting cookies.

5. Data Security

We implement appropriate technical and organizational measures to protect any information we may collect:

  • SSL/TLS encryption for all data transmission
  • Regular security audits and updates
  • Secure hosting infrastructure

6. Third-Party Services

We rely on third‑party infrastructure to deliver the site:

  • Hosting & CDN: Cloudflare Pages and its CDN to serve static files quickly and securely

These providers may maintain technical logs for security and performance. See their privacy notices for details.

7. International Users

Our Service is accessible globally. If you are accessing our Service from the European Union or other regions with laws governing data collection and use, please note:

  • We comply with GDPR requirements
  • We don't collect personal health information
  • You have the right to request information about any data we may have

8. Children's Privacy

Our Service is not directed to children under 13. We do not knowingly collect personal information from children under 13. If you are a parent or guardian and believe your child has provided us with personal information, please contact us.

9. Your Rights

Depending on your location, you may have certain rights regarding your information:

  • Right to access any personal information we may have
  • Right to correction of inaccurate information
  • Right to deletion of your information

10. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last Updated" date. Your continued use of the Service after any changes indicates your acceptance of the updated Privacy Policy.

11. Contact Us

If you have any questions about this Privacy Policy or our privacy practices, please contact us:

Email: [email protected]

Contact Form: healthcalculatoronline.com/contact/

Address: Varaždin, Croatia, European Union

Questions About Our Privacy Policy?

We're here to help clarify any concerns you may have