4dots Free PDF Metadata Editor allows to batch edit pdf properties such as author, title, subject and keywords. The application is very easy to use. It is integrated into Windows Explorer and with a right click on the PDF files the user can change pdf properties. It is also possible to drag and drop PDF documents to be modified to the main window of the application. The user can also add whole folders and their subfolders and their PDF documents are automatically added to the list of the PDF documents to be edited. The application does NOT need Adobe Acrobat software installed. 4dots Free PDF Metadata Editor can also be executed from the command line. The application is translated into 38 languages.