If you have little to no fine soldering experience it is very easy to screw things up. Messiah 2 and DMS3 are tops now. Apple Pro is also making a big splash. Messiah 2 and Apple Pro boot your backups and such. The Apple Pro is only $20 where as the Messiah 2 is around $40-$45. DMS3 has a higher price as it has more bells and whistles. You can read more about it at
www.dms3.com