What we collect
Reading the site requires no account. We store your speed unit and theme choices in your browser so they persist between visits. If you send a correction or a message, we keep what you wrote and the email you gave us.
Analytics
We use aggregate, privacy-respecting analytics to see which pages are read. We do not sell personal data.
Embeds
Pages that embed our charts or speed race load them from this site, under this policy.
Contact
Questions about your data can be sent through the contact page.