PowerCHM 

PowerCHM, a powerful pdf to chm maker! With PowerCHM you can create professional CHM files from Html Files, Text Files, Microsoft Word Documents and Adobe Acrobat Document.
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ABC Amber PDF Converter 

ABC Amber PDF Converter is a powerful tool which allows you to convert PDF to any document format (CHM, HTML, RTF, HLP, TXT, DOC, DBF, XML, CSV, XLS, MCW, WPS, SAM, RFT, WS4, WS7, WRI, etc.) easily and quickly.
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