Evernote is a note taking application which keeps the notes taken in sync across all platforms using its cloud infrastructure.

Adobe Acrobat Reader DC is the industry standard for viewing, printing, signing and commenting on PDF documents.

PDF-XChange Viewer is a free PDF editor/reader.

Mendeley is a free reference manager and an academic social network.

Xournal is an application for notetaking, sketching, keeping a journal using a stylus.

PDF-XChange Editor a small, fast, feature-rich FREE PDF editor/viewer.

Filestage is the easiest way to share, review and approve media content with your clients and co-workers. Client review for video, audio, design and documents…

Foxit Reader is a lightweight, fast PDF Reader.

Evince is a document viewer for PDF, PostScript, DjVu, TIFF, XPS and DVI formats.

Qiqqa is award-winning research management software, designed for commercial and academic researchers.

Adobe Acrobat Reader DC is the industry standard for viewing, printing, signing and commenting on PDF documents.

PDFill allows users to alter existing PDFs or create documents from scratch.

ReadCube is a desktop and browser-based program for managing, annotating, and accessing academic research articles.