World Clock
See the current time in cities around the world. Add custom cities, compare time zones side by side, and convert time between zones instantly.
Your Local Time
Frequently asked
questions
Click "Add city" and select a city or time zone from the dropdown. The new clock will appear in your world clock grid. Your selection is saved in the browser for future visits.
The browser's Intl.DateTimeFormat API is used with the IANA time zone database. This handles daylight saving time automatically for each location.
Green background = business hours (9am–5pm). Dark/grey = outside business hours or night time. This makes it easy to see at a glance who is available.