Samsung Smart Switch 4.2.21093.6 | File Size : 39 Mb Samsung Smart Switch is a powerful application that can help you migrate to a Samsung smartphone from other mobile devices, through an easy and complication free process.It is doable for users who have an old phone produced by Apple, LG, Nokia and Blackberry and want to move data to one of the following Samsung Models: Galaxy S II, SIII, Note or Note II.