Legal

Privacy Policy

Last updated: August 2026

This page explains what information Time Zone Overlap Tool (timezoneoverlaptool.com) collects, how it's used, and how third parties — including Google — use cookies on this site.

What this site does

Time Zone Overlap Tool lets you enter city names to see overlapping working hours. All time zone calculations happen locally in your browser using standard browser APIs. We do not require an account, and we do not store the city lists you enter on our servers.

Cookies and advertising

This site displays ads served by Google AdSense. Google and its partners use cookies — including the DoubleClick cookie — to serve ads based on a visitor's prior visits to this site or other websites. Third-party vendors, including Google, may place and read cookies on your browser, or use web beacons, to collect information as a result of ad serving on this site.

You can opt out of personalized advertising by visiting Google's Ads Settings, or opt out of third-party vendor use of cookies for personalized advertising by visiting www.aboutads.info.

Information we collect automatically

• Standard server logs (IP address, browser type, pages visited, timestamps) collected by our hosting provider for security and performance purposes.
• Aggregated, anonymized analytics about how visitors use the site, if analytics tools are enabled.
• Cookie identifiers set by Google AdSense for ad delivery and fraud prevention, as described above.

Information you provide directly

If you contact us via the email address on our Contact page, we'll have access to whatever you include in that message. We don't use it for anything beyond responding to you.

Your choices

• You can decline non-essential cookies using the cookie banner shown on this site.
• Most browsers let you block or delete cookies through their settings.
• You can manage ad personalization directly through Google's Ads Settings, linked above.

Children's privacy

This site is not directed at children under 13, and we do not knowingly collect personal information from children.

Changes to this policy

We may update this policy from time to time. Changes will be posted on this page with an updated "last updated" date.

Contact

Questions about this policy can be sent via our Contact page.