Annotate webpages in Safari using Markup to highlight text, add notes, and share edits seamlessly on your iPhone, iPad, or Mac with built-in tools.

Sign a document, annotate an image, or sketch a picture on your iPhone or iPad and then use it on your Mac with Continuity Markup and Continuity Sketch.

Maintaining a journal like the one in Google Analytics annotations can help align remote analysts, managers and technical personnel.