How often does the world clock update?

Every second, using your browser's real-time clock and the Intl.DateTimeFormat API for accurate timezone conversion.

World Clock — Live Time in Major Cities

Live current time in 12 major cities around the world, updating every second.

Embed this tool on your site

<iframe src="https://abracalc.com/time/world-clock/embed.html" width="360" height="340" style="border:1px solid #e4e7ec;border-radius:12px" loading="lazy"></iframe>

How to use this tool

Open this page — it runs instantly in your browser, no signup or install.
Allow any permission prompt if asked; everything stays on your device.
Use the on-screen controls — results update live.

Live current time in 12 major cities around the world, updating every second.

Frequently asked questions

How often does the world clock update?: Every second, using your browser's real-time clock and the Intl.DateTimeFormat API for accurate timezone conversion.