Free and open-source graphical interface for pdftk (PDF Toolkit), a command-line tool used to manipulate PDF files.
Program to create non-Word or Excel PDFs.
Free software to quickly and efficiently view, create, and edit PDF files.
Free software for Windows that offers a practical solution to create, view, and edit PDF files.
Adobe Acrobat Reader allows you to view, comment, fill out, and sign PDFs on multiple platforms.
Free utility to convert PDF files, extract texts from PDF files, in addition to many other features.