Time Zone Converter

Convert time zones

Pick a time in one city and see it in others.

Pick a time

Day

Time

Working hours, 08:00 to 18:00 The time you picked. Press an hour to pick it.

Add a city or zone

This all happens on your device. Nothing you type or add is sent anywhere. Check it yourself

Does it handle daylight saving?

Yes. It uses your browser's built-in time zone database, so the offset is right for the date you choose, not just today.

What counts as working hours?

08:00 to 18:00 local time. Times outside that are marked, so you can spot a bad meeting time at a glance.

Runs	In your browser. Your files stay on your device.
Engine	Your browser's time zone database (Intl)
Daylight saving	Handled for the exact date you pick
Works offline	Yes, once the page has loaded
Licence	AGPL-3.0
Added	27 September 2026
Built by	Sapience Design
Source	tools/everyday/time-zone-converter