+ Supports Command Line Interface (CLI).
+ Fast, accurate, small, and friendly interface.
+ Working without Adobe Acrobat or Adobe Reader.
+ Retains the original text, format and layout (as much as possible)
in the output text files.
+ Converts all pages of a PDF into ONE plain text file.
+ Supports converting the PDF files that have some restrictions, such as
"Content Copying" and "Saving as Text" are not allowed.