ActiveEarth is a world time clock with a gorgeous day/night merge of NASA's earth images in maps or a globe. It has accurate time zone data for more than 500 cities, atomic time sync, countdown clocks, scalable analog clocks, screen saver, and more!

World Clock is a desktop clock that shows the current time and date, plus the local time in major cities, overlaid on a world map that can be shaded to show day and night. It can also set the system clock using an atomic time server.

PC atomic clock synchronizer with some useful features (time offset, synchronize periods, etc.). This program uses the list of 19 presetting atomic time servers.

It is an atomic clock synchronizer with some useful features (time offset, synchronize periods, etc.). This program uses the list of 18 presetting atomic time servers.

AtomTime Synchronizer is a useful and handy utility to keep your PC clock accurate. It can periodically check and synchronize your computer time with a NIST atomic time server, or synchronize time between computers, and can also act as a time server

xReminder Pro is an elegant-looking event-based personal information manager that can help you remember birthdays, holidays, and other special events. It contains fully customizable Clock and can synchronize computer's clock with Atomic Time Servers

Talking alarm clock featuring 8 alarms and 8 task schedules, automatic atomic time synchronization, Swatch InternetTime support, holidays and observances reminder with database updatable via Internet, one click access to system tools and features

DS Clock is a digital desktop clock that displays variable date, time, and time zone information built from the format string. It allows you to fully customize its look and feel, and can synchronize your computer's clock with Atomic Time Servers.

Tipsy Clock is a skinnable digital clock, which randomly and smoothly moves across the screen. You can write your own text message which will run as a ticker. A synchronization function will set your PC clock to atomic time via the Internet.

Atomic PC Clock allows you to make the most of your time! By using Atomic PC Clock, you will not be late for important appointments. Atomic PC Clock's intuitive user interface is ideal for both the novice and expert PC user.

This freeware Atomic Clock Sync utility will keep your local computer up-to-date with the exact current time from an atomic clock server.