Adobe Acrobat Reader is the free, trusted leader for reliably viewing, annotating, and signing PDFs.
What's New In This Version:
Integration with Dropbox to open and save files.
Connect your Dropbox account to Acrobat Reader to:
• Browse and open your Dropbox files
• Annotate, edit and sign PDF files
• Save changes back to Dropbox
You can download Adobe Acrobat Reader from the App Store for free. If you don't already have a Dropbox account you can get a free one from here.