Cookie Policy
Last updated: August 13, 2026
This Cookie Policy explains what cookies are, how we use them on HealthCalculator.io, and how you can manage your preferences.
1. What Are Cookies?
Cookies are small text files stored on your device when you visit a website. They are widely used to make websites work more efficiently and to provide information to site owners.
2. How We Use Cookies
We use cookies for two purposes:
- Essential Cookies β Necessary for the website to function properly (e.g., page navigation, caching, and performance). These cannot be disabled.
- Analytical / Performance Cookies β Help us understand how visitors interact with our site. We use Google Analytics 4, loaded via Google Tag Manager, for anonymous, aggregated reporting.
We do not use marketing or advertising cookies, and we do not sell or share your data with third parties for advertising purposes.
3. Cookies We Use
| Cookie Type | Purpose | Duration |
|---|---|---|
| Essential / Strictly Necessary | Required for site functionality (e.g., page caching and performance) | Session / Up to 1 year |
Analytical β Google Analytics (_ga, _ga_*) | Anonymous usage statistics and performance monitoring | Up to 2 years |
We do not store your calculator inputs in cookies, local storage, or on our servers. Every calculation runs entirely in your browser.
4. Third-Party Cookies
Google Analytics sets its own cookies to collect anonymous usage data. These cookies do not personally identify you. Learn more in Google's Privacy Policy.
Google Tag Manager is used to load these tags. It does not set cookies of its own or collect personal data.
5. Managing Your Cookie Preferences
You can opt out of Google Analytics cookies at any time using the Google Analytics Opt-out Browser Add-on. Essential cookies are required for the site to work and cannot be disabled.
You can also manage or delete cookies through your browser settings. Most browsers allow you to:
- View and delete stored cookies individually
- Block third-party cookies
- Block cookies from specific sites
- Clear all cookies when you close your browser
Browser-specific instructions:
6. Changes to This Policy
We may update this Cookie Policy from time to time. Any changes will be posted on this page with an updated date. Continued use of the site constitutes acceptance of the updated policy.
7. Contact Us
Questions about our use of cookies? Email us at partnerships@healthcalculator.io.