AMI Ultimate Screen Clock 

Integrate a digital or analog clock with your desktop, schedule reminders and other tasks up to a century in advance, keep your system clock accurate with an Internet atomic clock time server, display your clock as a screen saver and much more.
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Precise Time 2002 

Precise Time 2002 is a small and easy to use tool to synchronize your computer's system clock to a high-precise internet time server. It can also act as a time server.
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Paraben's World Clock 

Paraben's World Clock displays the time anywhere in the world on multiple clock faces. It also keeps your system clock accurate by updating it on demand or daily via the Internet.
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Trout's Internet Clock 

Desktop Clock, Scheduler and Time Synchronizer. Liven up your desktop with clocks of any shape, size, color. Schedule multimedia, text reminders, run programs. Synchronize your system clock. Dynamic system tray icon, semi-transparent clocks.
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Trouts Talking Internet Clock 

Analog Desktop Clock, Scheduler, Time Synchronizer and Time Zone Viewer. Desktop clocks with any graphic. Schedule multimedia, text reminders, run programs. Text-to-Speech support with Microsoft Agent characters. Synchronize time with atomic clocks.
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CoolAp 

Enter text using shortcuts, set multiple alarms and attach shortcuts to files or programs. Tools and features include a Memo pad, a Stopwatch, a Countdown timer, a clock-setter, a Caps Lock alarm and an hourly chime.
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