Foxit Reader
Free Personal
Foxit Reader is a lightweight, fast PDF Reader.
Evince
Open Source
Evince is a document viewer for PDF, PostScript, DjVu, TIFF, XPS and DVI formats.
Firefox PDF Viewer (PDF.js)
Open Source
PDF.js. A general-purpose, web standards-based platform for parsing and rendering PDFs.
Chrome PDF Viewer Plug-in is a built-in PDF viewer in chrome.
qpdfview
Open Source
qpdfview is a tabbed document viewer.
zathura
Open Source
zathura is a PDF viewer.
calibre
Open Source
Calibre is an Ebook management software.
FBReader
Open Source
FBReader is a free ebook reader. Main ebook formats: ePub (including main features of ePub3), Kindle azw3 (mobipocket), fb2(.zip).
MuPDF
Open Source
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…
PDF Studio
Commercial
PDF Studio is a multi-platform PDF editor.
EPUBReader
Free
EPUB is an e-book file format with the extension .epub that can be downloaded and read on devices like smartphones, tablets, computers, or e-readers.
ePDFView
Open Source
ePDFView is a free standalone lightweight PDF document viewer using Poppler and GTK+ libraries.
Compare Okular with alternatives
Compare Foxit Reader and Okular and decide which is most suitable for you.
Compare Firefox PDF Viewer (PDF.js) and Okular and decide which is most suitable for you.
Compare Chrome PDF Viewer Plug-in and Okular and decide which is most suitable for you.