Android 2.3 and Windows Phone 7 Simulator OS for iPhone
WidgetLocker is a lock screen replacement that puts you in control of the look, feel and layout of your lock screen.
Resizable widgets and sliders
Custom sliders of any style
Unread count via ADW Notifier
And the whole thing is much faster.
WidgetLocker will allow you do customize the Android Lock screen by addition of new sliders, App shortcuts and widgets on the Lock screen. You can also hide your notification bar using this app and to add more items on the lock screen you’ll just have to long press like on the home screen. The app is really beautiful and has many other options too, but comes with a price. It’s not free as it’ll cost you about $1.99 and only supports Android OS version 2.1 or Android 2.2. Screenshots:
You can download the app from the Android Market on your Android Phone. Or from appbrain source