Last updated: November 2026.
What the calculators collect
The calculators run entirely in your browser. The numbers and ZIP code you enter are not sent to our servers. Your last ZIP code may be saved in your browser's local storage so you don't have to retype it; you can clear it in your browser settings.
Analytics and advertising
We may use analytics to understand how many people use the site, and third-party advertising partners such as Google AdSense to show ads. These partners may use cookies to show ads based on your visits to this and other sites. You can opt out of personalized advertising at Google Ads Settings or aboutads.info.
Links
Some pages link to other websites. We are not responsible for their content or privacy practices.
Contact
Questions about this policy: [email protected].