Privacy Policy

Last updated: 7/20/2026

Water Fasting Calc respects your privacy. The calculator runs in your browser; we do not require an account.

Information we may collect

• Analytics: If enabled, Google Analytics for aggregate traffic.
• Server logs: IP addresses and request timestamps for security.
• Calculator inputs: Processed locally in your browser, not stored on our servers.

Cookies

Analytics and advertising cookies may be set if Google Analytics or Google AdSense are active.

Advertising & Google AdSense

We may display third-party advertising on this site through Google AdSense.

Third-party vendors, including Google, use cookies to serve ads based on a user's prior visits to this website and other websites. Google's use of advertising cookies enables it and its partners to serve ads to users based on their visits to this and/or other sites on the internet.

You can opt out of personalised advertising by visiting Google Ads Settings (adssettings.google.com), or opt out of third-party vendor cookies for personalised advertising at aboutads.info. Disabling these cookies will not prevent you from using the calculator.

Third-party services

We use Google Analytics for aggregate traffic statistics and Google AdSense for advertising. Each service may set its own cookies and processes data under its own privacy policy.

Contact

For privacy questions, email us at hello@waterfastingcalc.com or use our contact page.