OSTimer is a fairly straightforward countdown module that allows you to countdown to a particular event.
In the administrator parameters you can choose the year, month, day, hour, minute and even the second at which your event begins.
Video guide to OSTimer
Text guide to OSTimer
#1. Download and Install
You can download OSTimer from this page.
#2. Countdown Module Front View
This is the default design for OSTimer; the Pro version has extra designs.