Stone Screen Passcode Lock

Powerful Keypad Screen lock Called Stone Passcode Lock for android with free of cost.
Enjoy with full privacy protection lock for secret data,files and all.
Special Lock for android which can protect social files, social data, social apps.

Features:

(:) Secure your data by Protection lock.
(:) Activate/Deactivate Lock.
(:) Create Password Lock or passcode Lock.
(:) Change Password & set new one.
(:) Forget password.
(:) Change rights of lock.
(:) Activate/Deactivate Screen Slider.
(:) Change Background of Slider.
(:) Set or Change Background of Lock.
(:) Choose Background from gallery also and set into your passcode or password lock.
(:) Set or Change Theme of Lock.
(:) Select Sound & Change.
(:) Can Activate appropriate password lock and slide lock.
(:) Safe your Secret Data,files by Protection lock for smart phone and prevent to use unknown person.
(:) Attractive & professional graphics.

Note: During enter first time password you need to enter Username, This username will usefull if you forget password.
if you forget username as well then you can switch off your device and set again new username & password.