Privacy policy

Last updated: October 15, 2026

Calculators: your inputs are stored only in your browser (localStorage) and never sent to us.
Analytics: we use Cloudflare Web Analytics, which is cookieless and doesn't track you across sites.
Email: if you subscribe, your email is processed by our newsletter provider MailerLite only to send the newsletter. You can unsubscribe at any time.
Affiliate links: retailers such as Amazon, BRS or Chewy may set cookies when you click through to their sites. Their own privacy policies apply.