Time Zone Converter

Converts a time between two cities in both directions and lays the whole day out side by side, so the overlap in working hours is obvious.

⏱️ Runs while this tab is open. No install, no sign-up.

FromTo

Seoul 14:00 is

14:00

Same day in New York

Time in Seoul14:00

Full day — green rows are working hours in both (9h)

The offset shown is the real one, with daylight saving applied. The US and Europe shift by an hour between March and November, so for a meeting a month out, check that daylight saving does not change in between.

What this tool does

Convert both directions
Whole-day comparison table
Overlapping working hours highlighted
Daylight saving applied automatically

Other time tools

World ClockCurrent time in cities around the world TimerSet a time and get a sound when it runs out StopwatchTime something to the hundredth of a second Pomodoro TimerFocus and break cycles, switched automatically

Timer and alarm sounds may not fire if the device goes to sleep.