12Ghosts ShowTime

Optimize your Windows clock and add new functions

Windows 7 desktop clock with transparency and other options

an application that displays time, date and day

A virtual clock that can be placed on your desktop and be customized with a variety of settings

Countdown any conceivable task

TP Clock - Clocks & Alarms For Windows

Time and Date Calculator is a powerful and easy to use date / time related calculator, counter and converter