PDF Reader++

PDF Reader++ is a PDF reader, note-taker and PDF converter for OS X. It is designed to help you view any PDF file, convert PDF to image format such as JPG, PNG, TIFF, GIF, BMP, convert PDF to HTML, extract text from PDF.

Some of its features include the ability to view and bookmark PDFs, highlight and underline selectable PDF text, and a Full Screen and Presentation mode. It also allows the adding of circles and boxes, as well as being able to embed and edit notes.