Privacy policy

Last updated: September 17, 2026

Calculator inputs

The calculators run in your browser. Our calculator code does not upload your measurements, prices or results to a server. Input values are not saved when you reload the page.

Theme preference

We use your browser’s local storage to remember your light or dark theme choice. You can remove this preference by clearing this site’s browser data.

Hosting and fonts

The hosting provider may process technical request information such as your IP address, browser details and access times to deliver and protect the website. Fonts are loaded from Google Fonts, which receives the network information needed to deliver them. See Google’s privacy policy for its practices.

This version does not include advertising scripts or Google Analytics.

Email contact

If you email us, your email address and message are received through our email provider and used to respond to your request. Contact kuwar.ankit@gmail.com with questions about information you have sent us.