Starts with your device time zone. Type a city such as Tokyo or a name like America/New_York.
Time in each zone
Meeting planner
Each column is an hour of the day in the starting time zone; the numbers show the local hour in every city.
- Working hours (9:00-18:00)
- Early morning or evening
- Night
Compare time zones accurately
Pick a date and time in one city and see the equivalent time in as many other cities as you like, including the UTC offset and whether it falls on the previous or next day. The calculation uses the time zone database built into your browser, so daylight saving time changes are handled for the date you choose. The meeting planner highlights the hours when every city is within normal working hours. Your list of cities is saved only on this device.