Current Time and World Clock
Loading date
Loading timezone
Same as local time.
Search by city, country, time zone name, or common abbreviation to compare local time with UTC/Zulu time and the clock on your device.
Current Time Search For Real-World Planning
Timezones UK is a simple world clock for checking the current time before a call, message, trip, live stream, market open, or deadline. The main clock can stay on your local time, or it can switch to a city such as London, Seoul, New York, Dubai, Tokyo, Sydney, Paris, Singapore, or Mumbai.
The page keeps UTC/Zulu time visible because it is the easiest shared reference when people are working across regions. It also shows the selected location's difference from your local time, which is often faster than manually counting hours forward or backward.
World Time
Major time zones
United States
Main time zones
How Time Zone Differences Are Calculated
Time zones are offsets from UTC, but those offsets are not always fixed for the whole year. For example, London may be on Greenwich Mean Time in winter and British Summer Time in summer, while Seoul stays on Korea Standard Time year-round. That is why a city-to-city difference can change during daylight saving transitions.
This clock uses the browser's international time formatting data for known locations and live timezone lookups for city searches. For Seoul, optional server time buttons can compare your device clock with the Date header returned by selected external providers.
Time Zone FAQ
What is Zulu time?
Zulu time is UTC. It is commonly used in aviation, military logs, software systems, and international coordination because it avoids confusion between local time zones.
Is GMT the same as UTC?
GMT and UTC are often used similarly in everyday time conversion. UTC is the modern standard used for precise timekeeping, while GMT is a historical time zone reference associated with Greenwich.
Why are EST and EDT different?
EST means Eastern Standard Time and EDT means Eastern Daylight Time. Eastern locations that observe daylight saving time usually switch between them during the year.
Can I search by country instead of city?
Yes. For countries with one main time zone, a country search is usually enough. Countries with several time zones, such as the United States, Canada, Australia, Brazil, or Russia, are usually clearer when searched by city or region.