DVD Catalyst is an awesome application that can help you convert your big dvds into small and portable video with a single click of mouse. More over if you want to watch a 2 hour movie on your iPod, iPhone, PSP, Smartphone, PDA, or Zune etc. DVD Catalyst has this excellent ability to covert and compress the video to make it fit for your portable devices.
DVD Catalyst offers one-click DVD ripping and encoding. To rip the dvd launch dvd catalyst, and slide a DVD into your disc drive. After that select your portable device and click the little start green button. The program will choose the best resolution, bit rate, and other settings for you.
Though DVD Catalyst is a paid application but you ca get it free here for your portable device.