TDMore Free DVD Copy allows a Full Disc copy and Main Movie copy. The Full Disc copy options allows you to copy an entire DVD without any loss of quality, the Main Movie copy option allow you copy the main movie to an ISO file, movie folder or a DVD recordable. It is able to copy a 4.2 GB DVD 5 disc to a blank DVD recordable on Windows 8.1 running on a system with a Core i7 and 4 GB RAM just taking about 17 minutes.