1)   LockItNow! 1.2
Let your mobile phone lock and unlock your PC. When LockItNow! detects that you are no longer by your PC it locks it, keeping others from accessing it. When you return your PC is automatically unlocked, ready to be used.

 2)   PC Locker Pro 1.2
PC Locker Pro is a Free Software that lock and protect your computer when you leave.You can lock you computer just by clicking one button in the system tray or using custom hotkey.

 3)   Locker from kids 1.0
Protect your computer and internet connection with Lock computer from kids tools. Scheduler computer work.

 4)   Start ScreenSaver 1.0
Start Screen Saver, Lock Computer / Workstation, Configure Screen Saver, Change Default Screen Saver Easily.Register for $5.00 and get Free Upgrades.