No specific info about version 3.1. Please visit the main page of DOC2CHM on Software Informer.
This tool is an accurate and easy-to-use PDF converter.
Batch-convert MS Word documents to PowerPoint slides.
Tool to convert Windows Help files to Word document.
It is a tool designed to convert Word (DOC, DOCX, DOCM) files to PDF format.
Batch DOC to Help Generator creates CHM help files from Word documents
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