About This World Clock

Every clock on this page is computed from the IANA time zone database identifier for its region, so daylight saving time is applied automatically whenever it is in effect — no manual adjustment needed. Countries that span multiple time zones (like the United States, Russia, Canada, Australia, and Brazil) show their most-referenced zone here; open the country page to see every tracked city.

Need more than a clock? Convert between time zones, set an online alarm, or start a countdown timer — all free, right in your browser.