Short description of ZoneTick World Time Zone Clock 5.3.1: The ZoneTick download replaces Windows system clock with a multiple time zone clock, utilizing online time synchronization, and double-click actions for each timezone. This enterprise-class software is handy for anyone traveling overseas, or doing business in other world countries. Automatic adjustment for daylight saving time. Know international time by glancing down at your Windows system tray! This shareware also comes with alarms and skins.