MacX DVD Ripper Pro is originally sold at $59.95, but now it is available for free before 8/25 (covering Mac and Windows versions)
"Rip any DVD to MP4, H.264, MOV, FLV, MPEG, AVI, etc for playing on iPhone, iPad, Android"
http://www.macxdvd.com/giveaway/macx-dvd-ripper-pro-giveaway.htm