All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Gizmodo may earn an affiliate commission. Reading time 1 minute Kindle ...

PDFs are great, portable, cross-platform documents that you can read on your Mac, your iPad or iPhone, or on a PC. But this ubiquitous file format is also useful when you need to share works in ...

I wish I had Highlights for iOS and iPadOS when I was a lawyer. Back then, it wasn’t unusual for me to review PDFs of legal documents that were hundreds of pages long. Unfortunately, the digital tools ...

The Markup Toolbar offers quick access to commonly performed annotation options within macOS Preview. How to annotate files using macOS Preview Your email has been sent Apple makes adding comments, ...

I’ve been a compulsive highlighter and note-taker on the Kindle ever since I got my first e-reader back in 2010. I go through dozens of books every year and generate hundreds of highlights of ...