Actimeter 

Actimeter is an application that tracks and displays computer activity on a traditional meter. It counts the frequency of all computer events, such as mouse clicks, keystrokes, scrolls and mouse moves, and then calculates a score value on a scale from 0 to 100. The time period of the score calculation can be adjusted from 1 to 90 minutes. Actimeter is a useful tool for automation, system optimization, remote computing and virtualization.