Quick Time Zone Converter

Plan meetings without math. Handles DST and city-specific offsets.

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Frequently Asked Questions

What is a time zone calculator?

Enter two cities or time zones to instantly see the time difference, overlap for meetings, and current local time in both locations.

What is a time difference calculator?

The time difference between New York (EST) and London (GMT) is 5 hours in winter and 4 hours in summer due to daylight saving time changes.

What is a world clock calculator?

Our time zone calculator supports all IANA time zones. Just type the city name and see the exact current time, UTC offset, and DST status.

Free, instant result — no login needed. Find Time Difference →