EarthTime displays the local time and date of any place in the world. It has a built-in database of more than 3000 cities worldwide but users can add any number of custom locations. Alarms can be set on the local time of any city in the world. Many options allow flexible customization.

Sharp World Clock - World Time program is accurate. Not only shows the time in different points of land, but can also improve your knowledge of geography (state borders, urban position, the flags). Displays the sunrise and sunset, lunar phases and features multiple alarms and a calendar with a reminder! Requires Microsoft. Net Framework 2.0.