Cookies and similar technologies.
Cookies are small data items stored by a browser. Similar technologies can include local storage, identifiers, tags and web beacons.
How this site may use them
- Consent: to remember privacy and advertising choices.
- Advertising: to deliver, limit, measure and protect ads.
- Security and operations: to help detect abuse or maintain service reliability.
Google advertising
Google and advertising partners may place or read cookies or use other identifiers as a result of ad serving. Depending on consent, settings and region, advertising may be personalized, non-personalized or limited.
Browser-based site tools
The two tools on the Tools page calculate results in the browser and do not require a site account. The site does not intentionally store the entered choices as a receipt database.
Managing cookies
Visitors can use the consent message where shown and can also control cookies or local storage through browser settings. Deleting or blocking storage may cause a consent choice to be requested again or affect certain services.
Changes
Cookie technologies and provider settings can change. This page is reviewed with the Privacy Policy and may be updated when site services change.
Last reviewed: July 21, 2026.