Registers number of working hours on your computer. Stores the time of boot up, shut down, standby and user change.It is resistant to manipulations and recognises the time manipulations. Shows detailed reports and totals of months.Is suitable for self-control, co-user-control and children-control. It uses nearly no system ressources (not a hookprogram). Uninstallation is possible only with a special codeyou see while installing.