This is called the uptime.Features:* Precise to the second,* Clock display,* "Precise information... worth evaluating," Download.com Editor's Review,* Small application window allows simultaneous use with Microsoft Office, your Web browser, etc.,* Sits in tray until needed.Find out if your computer has been running for 2 days, 10 hours or you have just turned it on.

Leave open and use as a clock or pop up to check uptime."Anyone who needs precise information on the amount of time your machine has been operating will find this application worth evaluating," Download.com Editor's Review.Windows counts the number of milliseconds since it was last booted (started).

This application reads that count, then turns it into time on a 24hour clock and displays it as a clock.

This interesting Windows feature was discovered as a static display in AIDA32, the system info application.The icon is a picture of Big Ben, the famous clock on the UK Houses of Parliament, London.Free one month trial.