Apps Lock is one of the best application protect or 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.
*** Defineyour model.
*** To unlock, drawyour design and open the lock and yousee the Home screen.

---Primaryfunctions---
--> 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 screenlocker
-->Screenlockdelay
--> 3G, 4G, Wi-Fi, Bluetooth data lock and more
-->Locking new applications
-->Prevention of deinstallation
-->Lock application to preventothers are free to buy, uninstall applications!
-->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'tworry about the kids whobuy the game!
Lock :

--->system Settings
--->Never worry about any one trying to check or steal any thing from your device when you are asleep.
--->Google Play Store
---> Quick lock switcher on status bar
--->Re-lockpolicy: no need to unlockagain
--->Prevent apps from being uninstalled
--->HideAppLock's icon from launcher
--->worry about private data in some apps may be read by someone again!
***NB***
If your emember security answer, you can reset your password by security answer.
Enter your security answer.
Reset yourpassword.