Material Design Lock Screen is great application to protect your phone or tablet in Android Lolipop style. With this application you can simple lock your device when screen is off and unlock by “slide to unlock”.
You can customize the look of the application using the whole palette of Android Material Design colors.
The main functions of the application:
★ Your own wallpaper in background. The same as in you launcher app.
★ Information about missed calls and count of unread text messages.
★ Time and Data information when screen is locked (clock can be set to 12h)
★ Ability to disable and enable the screen lock sound
★ Ability to disable and enable vibration when you unlock the screen
★ Shortcut to Phone Dialer app and Camera
★ Auto-unlock when phone is ringing
★ Protect Android navigation bar, when phone is locked (this buttons will be unlocked when you unlock phone by slide)
★ application supports own wallpapers (including Live Wallpapers)
A good use of the application, I have been using it, you can download apkbot.com, highly recommended.