Privacy Policy

Last updated: 17 October 2026

The checker and calendar

Everything you type into the checker is processed in your browser. It is not uploaded or stored on our servers. The calendar file is generated on your device.

Contact form

If you write to us, your name, email and message are sent through the Web3Forms service so we can reply. We use them only to answer you.

Hosting and cookies

The site is hosted on Cloudflare Pages, which may process standard technical logs such as IP address. We set no advertising or tracking cookies and currently run no analytics.

Affiliate links

If you click an affiliate link, the destination company may set its own cookies and apply its own privacy policy.

Your rights

You can ask us through the contact form to delete a message you sent.