What are cookies?
Cookies are small files a website stores on your device to remember information about your visit. Some are essential for the site to work; others help us understand how it's used or show ads.
Cookies we use
- — Essential: enable basic functionality and remember your consent preferences. These don't require your permission.
- — Analytics: help us measure, in aggregate, how the site is used (e.g., Google Analytics). Only activated if you accept them.
- — Advertising: enable ads to be shown (e.g., Google AdSense) and help keep the site free. Only activated if you accept them.
Managing your consent
The first time you visit, we show a banner so you can accept or decline non-essential cookies. You can decline them without affecting your ability to use the calculators. To change your choice later, clear this site's cookies in your browser and reload the page to see the banner again.
Third-party cookies
External providers (such as Google) set their own cookies, governed by their own policies. We recommend reviewing Google's privacy and cookie information for details and configuration options.