This Mac multimedia tool can help you rip movies from DVD and save on your local disc in popular formats, convert video/audio files between almost all formats, it also helps convert songs and movies for playback on iPod, iPhone, PSP, Archos and other devices.
Furthermore, the integrated iPod manager enables you to transfer files from Mac to iPod, iPod to Mac, and iPod to iPod directly. You can also use it to create ringtones for iPhone and transfer M4R files to iPhone as ringtones.