jPDF Tweak is a Java Swing application that can combine, split, rotate, reorder, watermark, encrypt, sign, and otherwise tweak PDF files. Developed by Michael Schierl
License: Open Source
qvPDF is a powerful PDF editing tool focused on security and batch processing, making it ideal for users needing to manage multiple files efficiently. In contrast, jPdf Tweak excels in annotations and form filling, catering to users who require detailed document interaction and customization.