I find "Preview", standard PDF viewer for the Mac to be pretty good for annotations. I "think" it might be available under acrobat for windows but it's a bit mo

I find "Preview", standard PDF viewer for the Mac to be pretty good for annotations. I "think" it might be available under acrobat for windows but it's a bit more obscure. Certainly, between me a mac user, and colleague using Linux I was able to provide feedback on their documentation in this way ...