The Best Collection Android Applications

WidgetLocker - Want to change the way the lock screen androidmu? WidgetLocker is a lock screen replacement That puts you in control of the look, feel and layout of your lock screen. In WidgetLocker you can:
- Drag and Drop placement of Sliders, Android Widgets and App Shortcuts
- Sliders look selectable from built-in styles (Ice Cream Sandwich, Gingerbread, Sense and Sense 3, Motorola, iPhone, and Rotary) or from user-themes.
- Slider Actions can be customized, for example Slide-to-launch-Camera or Slide-to-call-your-Girlfriend.
- Resizable widgets and custom grid size
- Notification badges on apps / sliders via ADWNotifier (http://t.co/LDKMQii)
- Customize the which widgets / buttons are allowed or blocked at the lock screen

This application is quite famous. Almost in insatll more than 500 000 times. If you are interested please pay about 3 dollars.