Privacy Policy

Overview

This Privacy Policy explains what information we collect, how we use it, and your choices. We keep things lightweight by design; the calculator is built to run in your browser without requiring an account.

Information we collect

How we use information

Sharing

We do not sell your personal information. We may share minimal operational data with service providers (e.g., hosting, analytics) under contracts that require them to use it only to provide services to us.

Your choices

Data retention

Messages you send via the contact form are retained as long as needed to respond and maintain records. We do not retain calculator inputs on a server.

Children’s privacy

Our site is intended for adults and is not directed to children under 13. If you believe a child provided us personal information, please reach out and we’ll delete it.

Advertising (Google AdSense)

We use Google AdSense to show ads. AdSense may use cookies and similar technologies to serve ads based on your visits to this and other sites. Where required by law, we ask for your consent before using cookies for ads.

Cookies & consent

We use minimal cookies for site operation and to support advertising. You can control cookies in your browser, and you may also use our on‑site consent controls.

If you change your mind, clear your browser storage or update your cookie settings below.

Changes to this policy

We may update this page from time to time. We’ll adjust the “Last updated” date below when we do.

Last updated: September 26, 2025