World Clock
View live time in cities around the world. Add and remove zones, 12/24-hour format, dark mode. No signup. Runs in your browser.
Add a city to see its current time.
Reference
How does the world clock work?
Each city is mapped to an IANA time zone identifier (e.g., America/New_York, Asia/Tokyo) and rendered using the browser's Intl.DateTimeFormat. The clock automatically handles daylight saving time transitions and updates every second.
Common uses
- Remote teams — see when colleagues are awake.
- Travel — check destination time before calls.
- Trading — track market open/close in major exchanges.
- Family abroad — pick a good moment to call.
Privacy
All timing runs 100% in your browser. No data is sent to any server.