As you know, the VIDEO_TS folder and the DVD ISO image contain all the data information of a movie, so the DVD file size is very bloated that not only takes up a lot of space, but also is not easy to play, what’s worse, its own anti-copy encryption is also troublesome. So WonderFox DVD Ripper Pro came into being, which can help you remove unnecessary menus, trailers, advertisements, etc., in DVD files, keep the film positive and convert it to digital video format, like Video_TS to MP4, ISO to MP4, etc. Next, free downloadfree download the best DVD compression software and then let's learn how to compress and convert DVD files.