Timezone Expert World Time Zone Clock is software for Windows that replaces the taskbar's system clock with a list of time zones.

Features include:

• Show multiple time zone clocks in Windows taskbar
• Time converter for time calculations across timezones
• Powerful reminder feature
• Search more than 250 countries and 3000 cities for time zone information
• Calculate and display the working time overlap for people in different time zones
• Edit time zone information in Windows registry
• Online time synchronization via NTP
  

Perfect for business travellers and eBay snipers alike, Timezone Expert is a powerful monitoring tool that automatically adjusts for appropriate daylight savings through summer and winter.