The Samsung Galaxy S3 is 1 year old now which means the availability of custom ROMs for this device are endless. PureLook HD ROM is based on Android 4.1.2, bringing you two great themes, Galaxy S4 or Xperia. You can easily access your status bar from lockscreen and quick toggles on the bottom of your notification bar.
If you install the Galaxy S4 theme,you will get all S4 software goodies like the S4 wallpapers and apps.In this ROM,multi-window,Photosphere,Note 2 gallery and much more are also included.
It is a very good ROM and battery life isn’t bad either.
Download PureLook HD ROM for Galaxy S3 i9300 here