PDF Studio
Commercial
PDF Studio is a multi-platform PDF editor.
PDFTK Builder
Open Source
PDFtk is a simple tool for doing everyday things with PDF documents.
PDF-XChange Editor
Freemium
PDF-XChange Editor a small, fast, feature-rich FREE PDF editor/viewer.
PDFedit
Open Source
PDFedit is a free PDF editor for Unix-like operating systems (including Cygwin on top of Windows). It does not support editing protected or encrypted PDF file…
Nitro Pro
Commercial
Nitro Pro gives you the tools to do more with your documents.
PDFill
Commercial
PDFill allows users to alter existing PDFs or create documents from scratch.
qvPDF
Open Source
qvPDF is a PDF creator for Windows. It's implemented as printer driver and uses plugins to execute different actions after creating the PDF.
jPdf Tweak
Open Source
jPDF Tweak is a Java Swing application that can combine, split, rotate, reorder, watermark, encrypt, sign, and otherwise tweak PDF files.
Compare PDFsam with alternatives
Compare PDFTK Builder and PDFsam and decide which is most suitable for you.
Compare PDF-XChange Editor and PDFsam and decide which is most suitable for you.