Mac users interested in Dragonbtv batchdoc generally download:
batchDOC is small utility intended for converting batches of documents to a different format. In this regard, the tool can convert between pairs of the following formats: DOC, XML, RTFD, ODT, RTF, DOCX, TXT, HTML and webarchive. Even though it is unlikely you have difficulties to use it, unfortunately, there is no help documentation available.