Keep your computer safe from unwanted users
Locker is the cool app that customizes your lock screen and applies magic to your phone so it can show up your mood everyday.
Your best privacy guard Lock. The best free App Lock.
Antivirus and anti-theft in one application for Android
Use your USB stick to block your PC
Lock and encrypt your important or confidential folders / files with password.
Password-protect all formats of files and folders on your Android phone
Get one Hi Tech App Lock to secure your System or Third party installed app.
Lock A Folder
GO Security is an effective way to protect your device
Set a password to lock important folders.
Desktop Lock Express is computer security software
A Free app for iPhone
Lock their forgotten Windows password
The app is a more sophisticated version of Folder Lock for Android, with better graphics, new features & overall performance
File Lock is a secure software that can lock and/or hide your...
Lock Folder and File
Instantly lock or hide any file on your PC
A free lock screen, and it's an app locker to boot
Password-protect your USB memory stick