From Adobe Acrobat to free online editors and built-in tools, here’s how to merge multiple PDFs into one document.

PDF files have become mainstays in our multi-platform world. This handy file format makes it possible to view and share documents across a range of devices using various operating systems and software ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Elissa Sanci Elissa Sanci is a senior writer who has reported on label makers, ...