Is Daylight Saving Time (DST) automatic?

**Yes** - We use the IANA timezone database to ensure accurate DST transitions, including those in the United States.

**Browser-based (Intl native)** — no server calls are made.

🌍

World Clocks

All world timezones at a glance. Pin your favorites, search any city.

📌 Pinned

🌙

🇹🇷

Istanbul

Turkey

23:38:24

Sun, Jul 5

UTC+03:00

☀️

🇺🇸

New York

USA

16:38:24

Sun, Jul 5

UTC-04:00

🌙

🇬🇧

London

21:38:24

Sun, Jul 5

UTC+01:00

🌙

🇯🇵

Tokyo

Japan

05:38:24

Mon, Jul 6

UTC+09:00

🌙

🌐

UTC

Universal

20:38:24

Sun, Jul 5

UTC+00:00

All Timezones

☀️

🇺🇸

Chicago

USA

15:38:24

Sun, Jul 5

UTC-05:00

☀️

🇺🇸

Denver

USA

14:38:24

Sun, Jul 5

UTC-06:00

☀️

🇺🇸

Los Angeles

USA

13:38:24

Sun, Jul 5

UTC-07:00

☀️

🇺🇸

Anchorage

USA

12:38:24

Sun, Jul 5

UTC-08:00

☀️

🇺🇸

Honolulu

USA

10:38:24

Sun, Jul 5

UTC-10:00

☀️

🇨🇦

Toronto

Canada

16:38:24

Sun, Jul 5

UTC-04:00

☀️

🇨🇦

Vancouver

Canada

13:38:24

Sun, Jul 5

UTC-07:00

☀️

🇲🇽

Mexico City

Mexico

14:38:24

Sun, Jul 5

UTC-06:00

☀️

🇧🇷

São Paulo

Brazil

17:38:24

Sun, Jul 5

UTC-03:00

☀️

🇦🇷

Buenos Aires

Argentina

17:38:24

Sun, Jul 5

UTC-03:00

☀️

🇨🇱

Santiago

Chile

16:38:24

Sun, Jul 5

UTC-04:00

☀️

🇵🇪

Lima

Peru

15:38:24

Sun, Jul 5

UTC-05:00

ℹ️ All times are calculated locally using the Intl API — no server requests.

Frequently asked questions

Intl API provides real-time world clock times for cities like New York, London, Tokyo, Sydney, and Dubai. You can also save your favorite cities for easy access and choose between 12-hour and 24-hour formats. Ideal for planning international meetings and events.