The new OS unlocks brand new features for the S III such as Isis-ready, which allows you to use the phone as a credit card via the Phone’s NFC capability. There are also new shortcuts to new applications such as Google Now. Google has tweaked out the milliseconds in switching screens which gives the OS an enjoyable, smooth feel. Another thing to note is the browser. Google has improved the performance by using the CPU and memory more efficiency and they have also implanted HTML 5 and a JavaScript Engine. Along with these updates there is a total of 22 major changes, which can be found here: Android – Android 4.1, Jelly Bean
As the Galaxy S II is still receiving Ice Cream Sandwich it’s safe to say that Samsung may have plans to allow the Galaxy S III to move on to the next Android OS. The Galaxy has received many awards and people are buying the phone off the shelves. Android 4.1 only makes the phone more enjoyable to use.