PDF Metadata Editor is a simple tool you can use to edit/delete the metadata (Author, Keywords, etc.) of a PDF document.
Allows editing the basic metadata as well as all the extended (XMP) metadata.

Features
Support Basic, XMP Pdf, XMP Dublin Core and XMP Rights metadata
Unicode support, can use all languages and encodings
Default values to pre-fill if not set in the PDF file
Rename file on Save using predefined template
Copy XMP to Document metadata or vice versa on Save

Download
PDF Metadata Editor v3.0.2.rar – 37.3 MB