Cookie Policy
Last updated: September 2026
Cookies are small text files stored in your browser. We use them to keep the site working and free.
Types of cookies
- Essential — needed for the website to load and work correctly.
- Analytics — help us understand how visitors use the calculator so we can improve it.
- Advertising — set by partners such as Google AdSense to show relevant ads and measure them.
Managing cookies
You can block or delete cookies in your browser settings. You can opt out of personalised Google ads at google.com/settings/ads. Blocking some cookies may affect how the site works.