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.

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

GoodReader is an iOS application used to view documents in different formats, including .doc, .pdf, and .xls.

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.

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

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

Foxit Reader is a lightweight, fast PDF Reader.

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…

Okular is a universal document viewer based developed by KDE.