Master PDF Editor is a PDF editor application that allows you to create, edit, preview, encrypt, sign and print PDF documents.

It’s editing features allow you to convert between PDF and XPS formats, add interactive controls such as buttons, text fields, check boxes, and event handlers to your documents, split and merge PDF files.

Includes annotation tools that allow you to add virtual sticky notes and to indicate text to highlight, underline, and strike out without making changes to the actual PDF text.