Merge PDF vs. Combine PDF: What's the Difference?

Searching for "combine PDF"? Here's how that relates to Merge PDF, and how to tell it apart from combining images into a PDF.

	Merge PDF	JPG to PDF
What it does	Combines multiple existing PDF files into a single PDF, preserving every page exactly as it was	Combines multiple JPG or PNG images into a single PDF, one image per page
What you upload	Two or more PDF files	Two or more image files (JPG or PNG)
Also known as	"Combine PDF" and "Merge PDF" both describe this same action	Sometimes called "combine images into PDF" or "photos to PDF"
Use this tool when	You already have separate PDF documents you want combined into one	You have photos or scanned image files you want turned into a PDF

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