Learn how to add page numbers to PDF files using free online tools or PC software. You can set position, font, etc., for page numbering.

Use these free PDF Stamp Creator software to add different types of stamps like Approved, Reviewed, Confidential, and more to PDF documents.

How to Insert a Watermark in a PDF File. Watermarks are images or text displayed over the top of or underneath content in your PDF files to indicate information such as who owns the document, who ...

Nitro Pro 8 is a feature-packed PDF program with impressive performance and a dead-simple interface that's a worthy alternative to Adobe Acrobat.