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

Document Viewer is a highly customizable document viewer for Android.

ePDFView is a free standalone lightweight PDF document viewer using Poppler and GTK+ libraries.

ezPDF Reader is the best selling, best rated and most commented multimedia and frame-animation PDF viewer, annotator, form filler and paperless solution.

Kami is an online PDF viewer.

MuPDF is a free and open-source software framework written in C that implements a PDF, XPS, and EPUB parsing and rendering engine. It is used primarily to ren…

Chrome PDF Viewer Plug-in is a built-in PDF viewer in chrome.

EBookDroid is a highly customizable document viewer for Android.

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

Foxit Reader is a lightweight, fast PDF Reader.

PDF.js. A general-purpose, web standards-based platform for parsing and rendering PDFs.

Nitro Software, Inc. develops commercial software used to create, edit, sign, and secure Portable Document Format (PDF) files and digital documents.