Privacy Policy

Last updated: November 10, 2026.

Summary

Calculator inputs are processed in your browser and are not sent to or stored on our servers. We use cookies and similar technologies for analytics and advertising as described below.

Information we collect

• Calculator inputs: not collected.
• Usage data: standard server logs (IP address, browser, pages visited, time) and, if enabled, privacy-friendly analytics, used to keep the site secure and understand which calculators are useful.
• Email: if you contact us, we keep your message to reply and improve the site.

Advertising and cookies

We use Google AdSense to show ads. Third-party vendors, including Google, use cookies to serve ads based on your prior visits to this website or other websites. Google's use of advertising cookies enables it and its partners to serve ads to you based on your visit to this site and/or other sites on the Internet.

You may opt out of personalised advertising by visiting Google Ads Settings. You can also opt out of some third-party vendors' use of cookies for personalised advertising at www.aboutads.info. Learn how Google uses information from sites that use its services at policies.google.com/technologies/partner-sites.

Visitors in the EEA, UK and Switzerland: we use a Google-certified consent management platform to ask for your consent before personalised ads or non-essential cookies are used. You can change your choice at any time via the “Privacy choices” link. US state privacy rights (e.g. California, Colorado, Virginia): you may opt out of the “sale” or “sharing” of personal information for targeted advertising using the same link or Global Privacy Control.

Children

Our education calculators are suitable for students, but the site is not directed to children under 13 and we do not knowingly collect their personal information.

Your choices and rights

You can block or delete cookies in your browser. Depending on where you live, you may have rights to access, correct or delete personal information we hold; contact hello@orcacalc.com.

Changes

We will update this page when our practices change.