Developer website: C. Hofman, A. Maxwell, and M. McCracken
Skim is a PDF reader and note-taker for OS X. It is designed to help you read and annotate scientific papers in PDF, but is also great for viewing any PDF file.
Skim includes many features and has a great user interface.
- Displayline with reading bar.
- Display of page numbers in tables.
- Dark mode background problems in tables.
- OS X 10.6 or later