World Clock Turns 20!
Timeanddate.com's World Clock was first released on November 7, 1995 and celebrates its 20 year anniversary in 2015.
Make a Wish!
Apps and Online
Today, the World Clock is available in several languages, on several platforms:
- English on timeanddate.com
- German on timeanddate.de
- Norwegian on timeanddate.no
- iOS World Clock App
- World Clock App for Android
More Than 5000 Cities
Today, timeanddate.com offers many usefool tools, including:
- Current Time
- Weather Forecast and Last Weeks' Weather
- Sun and Moon Times
- Time Zone Info
- Apps for iOS and Android
- Holidays Worldwide
- Online Timers
- Fun Countdowns
From 9 Users to Millions
The first version of the World Clock was developed as a university project in only 2 days. The first external visitor viewed the service at 1995-11-07 16:03:54 UTC. The page had a total of only 9 (!) visitors on the first day, and 20 visitors during the next day. The traffic remained at that level for the rest of November 1995. Today, timeanddate.com has more than a million users every day.
The very first edition did not account for changes due to Daylight Saving Time. This was fixed in January 1996, and that first upgrade featured a list of current times in around 120 cities.
Initially, the World Clock was available in Norwegian only, but the English version was implemented shortly after, on November 19, 1995.
During the World Clock's first years, the service ran on the author's Unix account at the University of Trondheim (later renamed NTNU).
In December 1995, the World Clock was listed on Yahoo, which provided an increase in traffic and more international visitors. Its popularity increased during the next few years. Back then, the program was wrtten in PERL and the URL was
1998 – 2015
In May 1998, timeanddate.com became available online after one year of development. It was intended to replace the old version of the World Clock and other services that were still on the university account.
World Clock – iOS
Advanced functionality. Easy to use. More