Add audio to PDF on a Mac. In this post, we cover how to add audio to a PDF file, file formats supported, and how to convert your file to the right format.
Some PDF documents have text and graphic elements that don’t go easily away. To make them selectable, moveable, and editable, try these tools and features.
Are you selling printables online? Learn how a PDF editor can help you earn more, work more efficiently, and protect your digital content from theft.
Cognitive science expert Luc P. Beaudoin discusses cognitive productivity and shares tips on how to become smarter through reading.
When it comes to PDF editing tools, PDFpen is the best option for content editors. Discover why and learn about top PDFpen features.