Looking for the best PDF annotation app for Windows, Mac, or iPad? Here are 10 options for you, reviewed in detail!

So what I was looking for was a single app capable of pulling documents from Google, MobileMe and Dropbox, rendering them (even the large ones) with a crazy-fast engine and letting me annotate them.

I have been testing the new feature for the past few months, and, while not as full-featured as a dedicated PDF annotation app, I believe it is a solid addition to Skitch. PDF support comes with a ...