There is no doubt that the Iron Man 2 has aroused a lot of awareness among movie fans. With the DVDs of IM2 arriving on the shelves, many film buffs would like to play it on their mobile devices. Considering the large size of DVD movies does not suit mobile devices, MP4 could be the ideal video format for playing the movies. To address any concerns about this, this tutorial will guide you through using iSkysoft DVD Ripper to convert DVDs to MP4.