Hello. I will also confirm that Dvd Shrink works on Vista, just download the program & install. Works right out of the gate.System: Microsoft Windows Xp Pro 2002 SP3 / Windows XP Pro X64 Edition. Computer: AMD Athlon(tm) 64x2 Dual Core Processor 4800+ 2.51 GHz. 4.00 GB of RAM.Samsung TSSTcorp SH-S182D (SB06), Samsung TSSTcorp SH-S203B (SB01-2 FB FR), LG HL-DT-ST GSA-H62N (CL01), Plextor PX810SA (1.01) & external Plextor PX-716A (1.11).