This site does not require accounts and does not collect personally identifiable information. All conversions run entirely in your browser — values you enter are never transmitted to our servers.
We use Google Analytics to understand how visitors use this site. This collects anonymized data including pages visited and approximate location. You can opt out using the Google Analytics opt-out browser add-on.
This site displays ads through Google AdSense. Google may use cookies to show relevant ads based on your browsing history. Manage your preferences at Google Ads Settings.
Cookies are used by Google Analytics and Google AdSense as described above. We do not set any first-party cookies.
This site uses Google Analytics, Google AdSense, and Vercel for hosting. Each operates under its own privacy policy.
We may update this policy from time to time. The date at the top reflects the most recent revision.