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 contains fully customizable Clock and can synchronize computer's clock with Atomic Time Servers
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Break Time 

New OOS and RSI Prevention Software. Break Time tells you when you should take a break. Transparent information window appears level on account of your weariness. The program keeps track of the time you spend on the computer.
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