4
Launchpad
Launchpad is a free collaboration platform for open-source projects and community contributors, with tools to build and publish software.
Free planWebAPILinuxSelf-hosted
7.0Free plan
Visit
5
StarForce Reader
StarForce Reader is a free application for viewing PDF, EPUB, SFPDF, and PCDOC files; on mobile devices, it can also play protected videos.
Free planAndroidiOSLinuxmacOS
7.0Free plan
Visit
6
Okular
Okular is a document viewer for PDFs, e-books, comics, images and Markdown, with versions for Linux, macOS and Windows as well as other platforms.
Free planLinuxmacOSWindows
6.9Free plan
Visit
7
Highlights
Highlights is a PDF reader for research that turns annotations into notes, available on iPhone, iPad, and Mac.
Free planiOSmacOS
6.8Free plan
Visit
8
Javelin PDF Reader
Javelin PDF Reader is a free reader for standard PDFs and documents encrypted with Drumlin DRM.
Free planAndroidiOSmacOSWindows
6.6Free plan
Visit
9
Evince
Evince is a free document viewer for Linux that opens formats including PDF, PostScript, DjVu, DVI, XPS, OXPS, and Comic Book Archive.
Free planLinux
6.5Free plan
Visit
10
GoodReader
GoodReader is a file viewer and PDF workspace for iOS and macOS.
iOSmacOS
6.4$5.99 one-time
Visit
11
Mozilla PDF.js
Mozilla PDF.js is a free platform for parsing and rendering PDF files using web standards.
Free planWebAPIExtensionLinux
6.4Free plan
Visit
12
SumatraPDF
SumatraPDF is a free Windows application for reading PDFs, ebooks, and comics.
Free planWindows
6.3Free plan
Visit
13
Komodo PDF
Komodo PDF is a free, open-source PDF reader for Linux, macOS, and Windows, with an AI panel for questions about a document.
Free planLinuxmacOSWindows
6.1Free plan
Visit
14
XpdfReader
XpdfReader is a free, open-source desktop PDF viewer and toolkit for Linux, macOS, and Windows.
Free planLinuxmacOSWindows
6.1Free plan
Visit
15
Zathura
Zathura is a free, customizable document viewer for Linux and macOS, built around keyboard controls and a compact interface.
Free planLinuxmacOS
6.1Free plan
Visit
16
Aiseesoft Free PDF Viewer
Aiseesoft Free PDF Viewer is a free Windows desktop reader for opening and viewing PDF files.
Free planWindows
5.9Free plan
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17
Skim
Skim is a free, open-source PDF reader and note-taking application for macOS, designed around scientific papers while also opening other PDF files.
Free planmacOS
5.9Free plan
Visit
18
Papers
Papers is a free document viewer for the GNOME desktop on Linux.
Free planLinux
5.7Free plan
Visit
19
LiquidText
LiquidText is a document review and annotation application for organizing information across pages and files.
macOSWindows
5.6
Visit
20
Adobe Acrobat Reader
Adobe Acrobat Reader is a PDF app for viewing, printing, sharing, and commenting on documents.
AndroidiOSWebmacOS
5.5
Visit
21
Papers
Linux
4.7
Visit
22
Preview
macOS
4.7
Visit
23
Xreader
Linux
4.5
Visit

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