Top Alternatives to Nitro Reader

Foxit Reader is a lightweight, fast PDF Reader.

Sumatra PDF is PDF reader and writer for Windows.

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

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

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

PDFCreator converts every printable document to PDF and many other formats.

Okular is a universal document viewer based developed by KDE.

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

Skim is a PDF reader and note-taker for OS X. It is designed to help you read and annotate scientific papers in PDF.

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 render pages into bitmaps, but also provides support for other operations such as searching and listing the table of contents and hyperlinks.

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

PDF Studio is a multi-platform PDF editor.

qpdfview is a tabbed document viewer.

zathura is a PDF viewer.

Foxit PDF Creator is a PDF creator.

Xodo is a PDF reader and annotator.

Universal Viewer is an advanced file viewer for wide range of formats.

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

Kami is an online PDF viewer.

Document Viewer is a highly customizable document viewer for Android.