Privacy

Calculator data

Calculator inputs and results stay in your browser. If you use the copy-link feature, the values are encoded in the URL. Anyone receiving that URL can read and reuse those values.

Theme preference

The light or dark theme choice is stored locally in your browser. It is not tied to an account.

Infrastructure logs

The hosting and security providers may process ordinary request information such as IP address, user agent, requested path and time for delivery, abuse prevention and operational security.

Cookies and analytics

RetaCalc does not intentionally set analytics or advertising cookies in this release. The policy will be updated before adding any optional measurement service.

Last updated: 16 August 2026.