If you are one of those people who prefer not to share your computer with anyone and also have completely private information on it, it's possible that the following application is the tool you've been looking for.
PC Spy Keylogger is essentially a powerful application that enables recording of all keystrokes made when the user is absent. This way, you can know who used your computer and what they did.
Its functioning is very simple, as PC Spy Keylogger is hidden but on standby. So, the spying user will never know that you have been monitoring everything done on that computer.
It has a truly comprehensible and effective graphical interface, where monitoring of users become an everyday simple task..
Limitations of the Trial Version:
-It is functional for a period of 15 days.