Cwm has previewed Winpwn 2.5 on his website and it looks brilliant. It is set to be released later this week.
Some of the features are:
Features - QuickPwn support (2.0/2.0.1/2.0.2) - DFU helper - Automatic updater (yay no more downloading new installers) - Plus much more.... Here is some snaps i took of it in action. Via Winpwn