Cookie Policy
Last updated: March 2026
How we use cookies
Cookies are small text files stored on your device when you visit a website. We use them to keep the site working properly, understand how people use our calculators, and improve the overall experience.
Essential cookies
These help core site functions work properly, such as page rendering, security, and basic session handling.
Preference cookies
These remember choices such as theme and interface preferences so the site behaves more consistently for returning visitors.
Analytics cookies
These help us understand how people use the site so we can improve calculators, content, and user journeys over time.
Managing cookies
You can control or remove cookies through your browser settings. Blocking some cookies may affect how parts of the site work, especially interactive calculator and sign-in features.
If our cookie usage changes materially, we will update this page so visitors can review the latest policy.