Interactive World Clock — Live Time in Any City
Track the current time in cities across every continent in real time. The OnlineTimeZone World Clock lets you build a personalised grid of cities and time zones, adding and removing locations instantly. Whether you manage a distributed remote team, trade forex, schedule international calls, or simply want to know what time it is for a friend abroad — this tool keeps you informed.
Frequently Asked Questions — World Clock
You can add any of the 400+ time zones in the full IANA timezone database, which covers every country and territory on Earth. Simply type a city name or region into the search field — for example "Tokyo", "America/Chicago", or "Europe/Paris" — and select your match from the dropdown. Add as many cities as you need to your personal world clock grid.
Yes. Every clock in your world clock grid updates every second, showing the live current time for each city. The date is also displayed below each clock, which is important for cities that are a day ahead or behind your local time — especially relevant when coordinating across regions like Australia and the United States or Asia and Europe.
The world clock starts with five major global cities: New York (Americas), London (Europe/UTC), Tokyo (East Asia), Sydney (Oceania), and Dubai (Middle East/Gulf). These five cover the main trading and business time zones across the world. You can remove any of these and replace them with the cities most relevant to your work or personal life.
Yes. All time calculations use your browser's built-in Intl (Internationalization) API with the official IANA timezone database, which includes all historical and current Daylight Saving Time rules for every region. When clocks spring forward or fall back in any country, the world clock automatically reflects the correct local time without any manual adjustment needed.
Yes. Add your team members' cities to the world clock grid, then check all the times simultaneously to identify an overlapping window that works for everyone. For example, if you need a time that works for London, Mumbai, and New York, you can see all three live times side by side and quickly spot a suitable slot. For detailed conversions, also try our dedicated Time Zone Converter tool.