Appss Lock is one of the best application protector that could protect your privacy.
Please use AppLock if other people don't want to see my smartphone.

--Functioning---
*** Download and install the transparent lock.
*** Access the setting and activate the lock.
*** Define your model.
*** To unlock, draw your design and open the lock and you see the Home screen.

--Primary functions--
--> A key lock, simple, quick!
--> Pattern Lock: simple and fresh interface, unlock faster!
--> PIN Lock: Random keypad. Much safer for you to lock applications.
--> Lock applications using the pattern (e.g. Twitter, Gallery, Camera)
--> Home screen locker
--> Screen lock delay
--> 3G, 4G, Wi-Fi, Bluetooth data lock and more
--> Locking new applications
--> Prevention of deinstallation
--> Lock application to prevent others are free to buy, uninstall applications!
--> Lock setting to prevent misuse of phone to change system settings!
--> Privacy lock, to prevent others from seeing your album, video and a variety of sensitive applications!
--> Set the lock time to activate the lock only at a given time
--> Easy to use and user-friendly user interface

No one can open applications without a password.
Don't worry about the kids who buy the game!
Lock the settings to prevent others from changing the system settings. Really lock your phone applications.
Lock photos, contacts, text messages and other personal privacy applications in the Gallery.
Lock by pattern, password, keyboard of many types for locking applications. very interesting
Lock your applications with the keyboard and pattern
Easy to use, smooth and very pleasant
Application lock, the best application lock and privacy protection, is the smartest application lock!
Lock message, gallery, facebook
Lock by pattern, password, keyboard of many types for locking applications. very interesting

---> Lock system Settings
--->Never worry about anyone trying to check or steal anything from your device when you are asleep.
---> Lock Google Play Store
---> Quick lock switcher on status bar
---> Re-lock policy: no need to unlock again
---> Prevent apps from being uninstalled
---> Hide AppLock's icon from launcher
---> Never worry about private data in some apps may be read by someone again!
---> Never worry about your kids may changing phone's Settings, paying games, messing up it again!
---> Never worry about a workmates get your phone to have a look again!Never worry about your private content being seen by anyone!
---> AppLock can be prevented from being uninstall
---> AppLock cannot be killed by task killers
---> Automatic sleep on Screen Lock
---> Never worry about your wife borrow your phone to make a payment again!
---> Never worry about a friend borrow your phone to play games again!
---> Little memory footprint and power-saving
---> Support MarshMallow low power mode


---> This application uses device administrator authorization.
I use this permission for the function: prevent someone from uninstalling the lock application from the application.

***NB***

If you remember security answer, you can reset your password by security answer.
Enter your security answer.
Reset your password.