Cookie Policy
Last updated 8 October 2026.
Cookies are small files stored on your device. This page explains what we use and how to control them.
What we use
| Purpose | Type | Details |
|---|---|---|
| Display preferences | Local storage | Remembers your text size, colour skin and reading options. Stays on your device. |
| Advertising | Third-party cookies | Set by Google and its partners to show and measure ads, when you consent where required. |
Controlling cookies
You can block or delete cookies in your browser settings. Blocking some cookies may change the ads you see but will not stop the calculators from working. Learn more at the ICO website.