Blog & guides

PDF guides for Mac.

Short, practical how-tos for getting PDF jobs done — quickly and privately.

How to Compress a PDF on Mac (Without Making It Blurry)

Three ways to shrink a PDF on your Mac — with Preview, a free private online tool, or a one-click app — and how to keep text sharp.

Combine several PDFs into one on your Mac using Finder, Preview or a dedicated tool — plus how to put pages in the right order.

Add your signature to any PDF on a Mac — with Preview, a free online tool that doesn't upload your file, or a dedicated app.

What really happens when you upload a PDF to a website, which documents you should never upload, and how to tell if a tool processes files locally.

ilovepdfmac — merge, compress, convert, edit and sign. Works offline, $9.99 once.