Cookie Policy

Last updated: 31 July 2026

1. What cookies are

Cookies are small text files placed on your device when you visit a website. They are widely used to make sites work, remember preferences, and measure and target advertising.

2. What this site uses

Type	Purpose	Set by	Duration
Advertising	Serving and measuring ads, including ads based on prior visits to this and other sites	Google and its partners	Varies by vendor
Analytics	Aggregate understanding of which pages are read and where visitors arrive from	Analytics provider	Typically up to 2 years

3. What we do not store

Nothing you enter into the calculator is stored in a cookie or anywhere else. The height and weight you enter are used in your browser and discarded when you close the page.

4. Advertising cookies and your choices

Third-party vendors, including Google, use cookies to serve ads based on your prior visits to this or other websites.

Opt out of personalised advertising at Google Ads Settings.
Opt out of third-party vendors' cookies at aboutads.info/choices.
Read how Google uses information from sites that use its services.

5. Managing cookies in your browser

Every major browser lets you view, block or delete cookies through its settings, usually under Privacy. Blocking cookies may affect how some sites behave; on this site the calculator itself will continue to work, since it does not depend on them.

6. Contact

Questions can be sent via our contact page. See also our privacy policy.