RexPDF

RexPDF is a free tool for high-quality conversion to PDF in any environment, including but not necessarily limited to: personal, academic, commercial, government, business, non-profit, and for-profit.
You can freely convert documents to searchable PDF files from any Windows application. It installs as a printer driver and helps you generate the PDF files by simply selecting the "print" command from any application.
RexPDF has a lot of features that allows you to: modify the paper properties, embed font subsets, create watermarks, encrypt PDF files