They don’t even offer the most basic commenting or note-taking tools.Īs a Mac user, you’ll already have Safari installed, so it’s a reasonable default. The big difference you’ll notice between them is that, understandably, web browsers focus on viewing. The main three macOS browsers all offer built-in PDF viewing and can open PDFs hosted online or from your local machine. Web browsers have advanced over the years, expanding on their remit. Our final recommendation is a little different.