Last updated: September 16, 2026
ChordCalc ("we", "us", or "our") operates the website chordcalc.com. This privacy policy explains how we collect, use, and protect information when you use our site.
ChordCalc is a free piano chord calculator. We do not require you to create an account or provide personal information to use the calculator. We do not collect or store any personal data on our servers.
ChordCalc may store your preferences (such as selected sound settings or display options) in your browser's local storage. This data is stored only on your device, is never sent to our servers, and can be cleared at any time through your browser settings.
We use Google AdSense to display advertisements on our site. Google AdSense uses cookies to serve ads based on your prior visits to our site or other websites. Google's use of advertising cookies enables it and its partners to serve ads based on your visit to our site and/or other sites on the Internet.
You may opt out of personalized advertising by visiting:
Third-party vendors, including Google, may use cookies to serve ads based on your prior visits to this website or other websites. For more information about how Google uses data, see Google's advertising policies.
We do not set any cookies on our site directly. Google AdSense may set the following cookies when advertisements are displayed:
Our site may contain links to third-party websites, including our related calculator sites. We are not responsible for the privacy practices of those sites. We encourage you to review the privacy policies of any third-party site you visit.
All chord calculations are performed locally in your browser. No chord selections, preferences, or personal data are sent to our servers or stored anywhere outside your browser session (aside from the local storage described above).
Our site is hosted on Cloudflare, which processes standard technical information (such as IP address and browser information) as needed to deliver and secure the site. Cloudflare may use cookies or similar technologies for security and bot-detection purposes.
Our site is not directed at children under 13. We do not knowingly collect personal information from children.
Depending on your location, you may have the following rights:
We may update this privacy policy from time to time. Changes will be posted on this page with an updated "Last updated" date.
If you have questions about this privacy policy, please contact us at [email protected].