Guide / 01
When to use it
Use it to see whether colleagues in Seoul, London, New York, or Sydney are likely to be awake by comparing their current local times and dates on one screen.
TIME / 011
World Clock
Compare the current local time and date in eight major cities.
Private workspaceYour input stays on this device. HaloBench tools run in your browser whenever possible.
Seoul17:36Thu, Oct 8
Tokyo17:36Thu, Oct 8
Singapore16:36Thu, Oct 8
London09:36Thu, Oct 8
Paris10:36Thu, Oct 8
New York04:36Thu, Oct 8
Los Angeles01:36Thu, Oct 8
Sydney19:36Thu, Oct 8
Daylight-saving changes are applied automatically by your browser time-zone data.
Guide / 02
Quick guide
- First confirm that the device clock and date are correct.
- Compare the current cards for Seoul, Tokyo, Singapore, London, Paris, New York, Los Angeles, and Sydney.
- Check the weekday and date as well as the hour before choosing a time to contact someone across midnight.
Check
Validate the result
Seoul and Tokyo should show the same clock time, while London and New York offsets should change automatically during their daylight-saving periods.
Limits
Know the limits
This is a current-time clock refreshed about every 30 seconds; it does not accept a future meeting time or custom cities. Accuracy depends on the browser's time-zone database and the device clock.
Reference
Input and output example
Use the same units and settings when comparing your result with this example.
- Example input
Illustrative instant: 2026-01-15 00:00 UTC- Result and interpretation
Seoul: Jan 15 09:00 · London: Jan 15 00:00 · New York: Jan 14 19:00 The live clocks display the current instant, not this fixed example.
FAQ
Frequently asked
Why does the New York to Seoul offset change by one hour during the year?
New York observes daylight saving time while Seoul does not. The browser's IANA time-zone rules apply the change for the current date.
Does my data leave this device?
No. This tool is designed to process its working data in your browser. Advertising may load separately, but your tool input is never sent with it.