You can easily highlight a PDF on a Mac when you open the file with Preview. To highlight text with your desired colors, use the markup tools found at the top of the program window. Highlighting can ...

Ukraine-based developer Readdle has released an update for its document sharing and viewing app, ReaddleDocs for iPad. Version 1.5 of the app introduces the ability to highlight text inside PDF files ...

Announced last month as a quick way to draw on and highlight PDFs, Google Drive’s new annotation tools on Android are now rolling out. When you open a PDF in Google Drive for Android, you’ll see a new ...

Google Drive is gaining free-hand PDF annotation support on Android. You can use a stylus or finger to quickly draw on PDF files to highlight a text, image, or ...