Need decent free DVD ripping software?

Aunsoft DVD Ripper is the first-rate easy-to-use DVD decryptor, DVD backup and converting tool which can quickly crack DVD encryption (CSS) and region code (RPC), decode the configuration of DVD disc, and ISO, IFO files and then encode or convert to AVI, WMV, MP4, MOV, DivX, XviD, 3GP, TS, FLV, ASF, DV, AAC (5.1 channels), MP3, WMA, AIFF, AC3 (5.1 channels), etc format, so that you can upload to YouTube, Hulu, Myspace, Websites or play on iPad, iPod, iPhone, iPhone 4, Droid X, Droid 2, HTC EVO 4G, other Android Phones, Blackberry, PSP, PS3, Apple TV, Xbox 360, Sansa, etc anytime anywhere.