PDF Password Remover 4.0 for Windows

PDF Password Remover can be used to decrypt protected Adobe Acrobat PDF files, which have "owner" password set, preventing the file from editing (changing), printing, selecting text and graphics (and copying them into the Clipboard), or adding/changing annotations and form fields. It is a shareware password removal application that's straightforward and easy-to-use.

Here is a screenshot to illustrate the features and user interface of this application: