Does this world clock send my data to a server?
No. All time calculations are performed directly in your browser. No account needed, no data leaves your device.
Free online • Real-time updates • 400+ timezones
World Clock
Free online world clock showing live time for cities worldwide. Track multiple timezones simultaneously.
Track time across the world in your browser
This free online world clock lets you monitor live time in multiple cities simultaneously. Add cities from any timezone, mark favorites, and view the time fullscreen — instant access to live time from any city around the globe.
World Clock FAQ
How often does the clock update?
The clock refreshes every second, keeping all displayed times accurate and synchronized with your system clock.
Can I add any city or timezone?
Yes. You can search and add any IANA timezone. Over 400 timezones are supported, including all major cities and regions worldwide.
Are my favorite cities saved?
Yes. Your city list and favorites are saved automatically in your browser. They persist between visits.
What does the fullscreen time display do?
Clicking on the main time display opens a fullscreen view showing the selected city's time in a large, easy-to-read format. Click again or press Esc to exit.