This free utility displays the amount of time since the last Windows boot - Windows Freeware. UpTime is a small free utility that shows you how long Windows has been running. It displays the number of years, months, weeks, days and minutes since your last boot. For example, if your computer has been running for around 5 days Uptime would display 5 Days, 19 Hours, 42 Minutes, 16 Seconds.

Extremely accurate to the second, UpTime is a utility you need to keep around. UpTime is free and can be easiliy added to your system tray for immediate access to your Windows uptime. Perfect utility for server machine or other computers that are not used every day. You can get a quick snapshot of how long the computer has been running. Best of all, UpTime is free.