xReminder Pro
xReminder Pro is an elegant-looking event-based personal information manager that can help you remember birthdays, holidays and other special events. It starts automatically with Windows and minimizes to the system tray from which you can create new reminders in a few mouse clicks. ... It contains a fully customizable Clock with real Westminster chimes and supports different time zones and Swatch Internet Time. ... It also can synchronize your computer's clock with Atomic Time Servers. ... Other options include: smart import-export of data in native and commonly used file formats, pop-up...
http://www.xreminder.com/download/xr421r.exe - 2Mb - Download - Screenshot

ClockWise
ClockWise is the ultimate time utility for Windows. Includes a digital clock, time client, calendar, timer, stopwatch, dial-up network timer, scheduler, and reminder system. You can automate everything! You can schedule up to 200 external or built-in events! ... Built-in options include system reboot, shutdown, automatically setting the system time to the atomic clock at NIST or any Internet NTP server, connection or disconnection from the Internet and Active Desktop refresh. ... The 24-city time zone window now has over 720 cities to choose from, and ClockWise even includes a useful...
http://www.rjsoftware.com/files/CW_330.zip - 761Kb - Download - Screenshot

Click Clock
Click Clock is a clock, calendar, weather, and astronomy program. It shows your local temperature in the tray. It also shows local weather, animated weather radar, animated satellite images, date and time of sunrise, sunset, moonrise, moonset, equinoxes & solstices, moon phases, eclipses, meteor... The clock can automatically synchronize the computer clock with any atomic clock time server on the internet. ... By double-clicking on the program you can change its size and appearance, hence the name ClickClock.
http://www.elegantpie.com/clickclock-setup.exe - 6Mb - Download - Screenshot

AlfaClock
Ancient Egyptians used the shadow clock (gnomon) to determine correct time. The Greeks used the water clock, or clepsydra. The first mechanical clock appeared in the fourteenth century. Then, in 1929 first electronic timepieces appeared. As time changes, so do the time-keeping devices. ... Atomic Clock Synchronization feature allows you to periodically connect to atomic clock time servers to make sure that your computer displays correct time and adjust it automatically, if necessary. ... Now, in the beginning of the third millennium, the most precise time can be displayed only by the...
http://www.alfasoftweb.com/download/alfaclock_v1.84.exe - 2Mb - Download - Screenshot

JCOM Clock Synchronizer
JCOM Clock Synchronizer keeps time on your computer always accurate by checking your system clock against the highest precision atomic clock servers. If any difference occurs the program may correct your system time automatically or just display the difference and let you do this manually. ... The other program's features include attractive and at the same time user-friendly interface with skins support, customizable time and date format and time offset. ... JCOM Clock Synchronizer can be used as a local time server with other networked computers checking their system time against it.
http://www.jcom-research.com/files/jcsinst.exe - 448Kb - Download - Screenshot

Chronos Atomic Clock Synchronizer
Chronos Atomic Clock Synchronizer is a utility for people who need their computers to use exact time. The program connects to various atomic clock timeservers and synchronizes your internal clock with time provided by these servers. Key benefits: connects on many atomic clock time servers; you... Some other features: starts up automatically minimized to the tray; updated server list; shorter latency time for synchronizing; faster connection to the sync servers. ... 1 seconds.
http://www.aresgalaxyonline.com/downloads/chronos_setup.exe - 761Kb - Download - Screenshot

Accurate Shutdown
Accurate Shutdown is a powerfully automatic software that turns off your computer and at the user-specified time. It can turn off / reboot / logoff the computer, turn off the monitor only, disconnect from the Internet, and execute one or a group of programs. ... -==Features==- Supports most operating systems: Windows 98/Me/NT/2000/XP Turns the power off completely; Executes appointed programs at the user-specified time; Synchronize your PC's time to atomic clock servers; various timer options to meet different needs.
http://www.accuratesolution.net/asd/asd.exe - 1Mb - Download

Project Clock Pro
Project Clock Pro is an easy to use project time recording system. Project Clock is a useful application for consultants, lawyers, engineers or anyone else who must keep record time billed to different projects. Highly accurate billing records are kept by easily punching in and out for each... External applications can be monitored and punched in on program start and out on program close. ... Reports summarize all billed project time in the given time period. ... Project Clock Pro can be accessed by multiple people over a network and has a custom reporting feature and a timesheet entry form.
http://www.cybermatrix.com/download/pcpsetup.exe - 4Mb - Download - Screenshot

TimeSync
TimeSync is a program to adjust the system time of your Computer. It gets the correct present time from the Internet. TimeSync allows automatic adjustment of your clock every few days (or hours) with virtually no consummation of resources. Windows NT and 2000 has the capability to adjust the... It takes the necessary information from your last four clock adjustments. ... TimeSync allows to adjust this clock speed correction.
http://www.luziusschneider.com/TSInstal.exe - 915Kb - Download - Screenshot

AtomSync
AtomSync is a utility that works in the background and periodically checks your system time against an internet NTP time server or against a computer in your LAN (local network) which runs an AtomSync LAN time server. It also displays a nice graphical clock with time and date on your desktop and... Your system time is used for time stamps in emails, files internet requests and differences in system clocks can cause problem, especially when working with shared files in LAN (local network) environments The program comes in two versions: AtomSync/Pro is used for stand alone computers with...
ftp://ftp.emtec.com/atomsync/atomsync.exe - 904Kb - Download - Screenshot