Android and Windows, friends forever
Keylogger with screen and voice capture
A free app for Windows, by RSUPPORT
Temporarily lock your desktop Matrix style
Find your stolen laptop
A free lock screen, and it's an app locker to boot
Screen & App Lock (Guest Mode)
Hide your screen from the boss
Bogart K-Log records all keystrokes and every click made ??on your computer, also save of screen snapshots periodicall
Lock your screen, take a selfie of the thief
Hide anything from your screen quickly with a click or hot key
Password protect your workstation or server with Transparent...
A free program for android
Blue light cut / Privacy guard / Screen rotation! To your favorite apps only!
AE Protector allow users to protect thei computer with a secuirty screen and a password.
Lion Locker, the popular ScreenLock Application, could beautify and DIY the screen, strengthen the feature and make it easy
Screen Lock Tool
Hide specific applications from the screen.
Zipper Lock Screen is an amazing, quick, simple and low memory consummation app with high definition graphics.