World Clock & Time Zones

See the current time in major cities worldwide as clocks or a list, with each offset from your own time zone. Set a reference time to line up an international meeting in every city at once.

How to use World Clock & Time Zones

1. The reference time starts at your current local time; edit it to shift every city at once.
2. Add or remove cities — your list is saved in this browser.
3. Switch between analog clocks and a digital list, and enable auto refresh to follow the seconds.

Frequently asked questions

Is daylight saving time handled?

Yes. Offsets are computed for the selected moment and a badge marks cities currently on DST.