Privacy Policy

Last updated: April 2026

Data collection

MacroMath does not store any personal data. All calculator inputs are processed locally in your browser and never sent to a server.

Analytics

We use Google Analytics 4 to collect anonymous usage data (page views, session duration). No personally identifiable information is collected.

Advertising

This site may display advertisements via Google AdSense. AdSense may use cookies to serve personalised ads based on your browsing history.

Cookies and localStorage

We store your unit preference (kg vs lbs, cm vs ft) in localStorage. This data stays on your device and is never transmitted.

Contact

Questions? Email macromath.fit@gmail.com