.Net 1.0: For Pocket PC 2000, 2002, 2003, 2003 SE recommendable: Compact Framework 1.0 Service Pack 3..Net 2.0: For Pocket PC 2003, WM 5, WM6 recommendable Compact Framework 2.0 Service Pack 2 (At WM6 already exist).eVB: For Pocket PC 2003, 2005 require (not for .Net): VB Runtime 2003/2005.