Firefox PDF Viewer (PDF.js) AlternativesPDF Readers and other similar apps like Firefox PDF Viewer (PDF.js)

Firefox PDF Viewer (PDF.js) is described as 'PDF Viewer (aka pdf.js) is a new revolutionary extension using web standard technologies that allows you to display within Mozilla Firefox almost all PDF files found on the web without a plugin' and is a very popular PDF Reader in the web browsers category. There are more than 50 alternatives to Firefox PDF Viewer (PDF.js) for a variety of platforms, including Windows, Linux, Mac, Android and Web-based apps. The best Firefox PDF Viewer (PDF.js) alternative is SumatraPDF, which is both free and Open Source. Other great apps like Firefox PDF Viewer (PDF.js) are Okular, Foxit PDF Reader, Evince and MuPDF.

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Alternatives list

  1. SumatraPDF icon

    SumatraPDF

     1663 likes
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    This free, open-source viewer for Windows supports multiple formats like PDF, eBooks (ePub, Mobi), CHM, and Comic Books (CBZ, CBR). Prioritizing simplicity and speed, it offers a lightweight, portable design with a minimalist interface, catering to users seeking fast and efficient document viewing.

    108 SumatraPDF alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Windows
    SumatraPDF screenshot 1
     
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    2
    Comments about SumatraPDF as an Alternative to Firefox PDF Viewer (PDF.js)
    Guest
    Positive
    0

    Fast rendering, fast scrolling and zooming. But above all else: hold right mouse button and scroll to zoom! :D

    Review by a new / low-activity user.
    Guest
    Negative
    0

    Not in-browser alternative

    Review by a new / low-activity user.
    Firefox PDF Viewer (PDF.js) Icon
    SumatraPDF icon

    • Most users think SumatraPDF is a great Firefox PDF Viewer (PDF.js) alternative.

    • SumatraPDF is the most popular Windows alternative to Firefox PDF Viewer (PDF.js).

    • SumatraPDF is the most popular Open Source & free alternative to Firefox PDF Viewer (PDF.js).

    • SumatraPDF is Free and Open SourceFirefox PDF Viewer (PDF.js) is also Free and Open Source
  2. Okular icon

    Okular

     478 likes
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    Multi-platform document viewer offering extensive format support, including PDF, comics, images, EPUB, and Markdown, with annotation tools, sidebar previews, text-to-speech, DRM management, cross-platform compatibility, and integration with KDE Frameworks libraries.

    113 Okular alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Windows
    • Linux
    • BSD
    • KDE Plasma
    • Snapcraft
    • Linux Mobile
    • Flathub
    • Haiku
    Okular screenshot 1
     

    • Okular is the most popular Linux alternative to Firefox PDF Viewer (PDF.js).

    • Okular is Free and Open SourceFirefox PDF Viewer (PDF.js) is also Free and Open Source
  4. Foxit PDF Reader icon

    Foxit PDF Reader

     1375 likes
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    Foxit Reader offers a lightweight PDF viewing experience across multiple platforms with features such as annotation, form filling, signing, cloud storage integration, collaborative review options, heightened security via Trust Manager, and organizational tools like Group Policy and XML Configuration.

    120 Foxit PDF Reader alternatives

    Cost / License

    • Free Personal
    • Proprietary

    Application types

    Alerts

    • Bundleware

    Platforms

    • Mac
    • Windows
    • ReactOS
    Foxit PDF Reader screenshot 1
     

    • Foxit PDF Reader is the most popular Mac alternative to Firefox PDF Viewer (PDF.js).

    • Foxit PDF Reader is Free Personal and ProprietaryFirefox PDF Viewer (PDF.js) is Free and Open Source
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    iTop PDF icon
    iTop PDF

    Comprehensive PDF tool for viewing, editing, annotations, and conversion between formats like Word, Excel, or PPT. Features include encryption, redaction, and fast batch processing.

    https://pdf.itopvpn.com
    Learn More
  6. Evince icon

    Evince

     459 likes
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    Evince (or GNOME Document Viewer) is a document viewer for multiple document formats: PDF, Postscript, djvu, tiff, dvi, XPS, SyncTex support with gedit, comics books (cbr,cbz,cb7 and cbt) and others. See Supported Document Formats for details.

    115 Evince alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Linux
    • PortableApps.com
    • Flathub
    • GNOME
    Evince screenshot 1
     
  7. MuPDF icon

    MuPDF

     157 likes
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    MuPDF offers a highly versatile PDF, XPS, and eBook interpreter, customizable as a renderer, viewer, or toolkit. Features include digital signatures, redactions, form filling, annotations, and page manipulation, ideal for mobile, eBooks, and embedded apps supporting Java, C++, and Python.

    89 MuPDF alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Windows
    • Linux
    • Android
    • F-Droid
    • Xfce
    MuPDF screenshot 1
     

    • MuPDF is the most popular Android alternative to Firefox PDF Viewer (PDF.js).

    • MuPDF is Free and Open SourceFirefox PDF Viewer (PDF.js) is also Free and Open Source
  8. Adobe Acrobat Reader icon

    Adobe Acrobat Reader

     443 likes
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    Seamlessly view, annotate, and collaborate on PDFs with freehand drawing and sticky notes. Utilize cloud storage for effortless access and upgrade for advanced editing and conversion to formats like Word and Excel.

    107 Adobe Acrobat Reader alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Adobe Acrobat Reader screenshot 1
     

    • Adobe Acrobat Reader is the most popular iPhone, iPad & Android Tablet alternative to Firefox PDF Viewer (PDF.js).

    • Adobe Acrobat Reader is Freemium and ProprietaryFirefox PDF Viewer (PDF.js) is Free and Open Source
  10. EmbedPDF icon

    EmbedPDF

     13 likes
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    EmbedPDF is a framework-agnostic, MIT-licensed PDF viewer that drops into any JavaScript project. Whether you build with React, Vue, Svelte, Preact, or vanilla JS, EmbedPDF delivers a smooth, modern reading experience and a clean developer API.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Self-Hosted
    • React
    • JavaScript
    • Typescript
    • Vue.js
    EmbedPDF screenshot 1
     

    • EmbedPDF is the most popular Self-Hosted alternative to Firefox PDF Viewer (PDF.js).

    • EmbedPDF is Free and Open SourceFirefox PDF Viewer (PDF.js) is also Free and Open Source
    • EmbedPDF is CustomizableFirefox PDF Viewer (PDF.js) is not according to our users
  11. MJ PDF Reader icon

    MJ PDF Reader

     28 likes
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    A totally free of cost and ads PDF documents reader.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    MJ PDF Reader screenshot 1
    MJ PDF Reader screenshot 2
    MJ PDF Reader screenshot 3
     
  12. Sioyek icon

    Sioyek

     22 likes
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    Sioyek is a PDF viewer with minimal interface optimized for reading research papers and technical books.

    37 Sioyek alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Main view
     
  13. Preview icon

    Preview

     123 likes
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    Native macOS app for viewing, annotating, and editing images and PDFs, featuring tools for cropping, rotating, resizing images, rearranging pages, full-screen viewing, markup, document merging, batch conversion, and export in multiple formats.

    167 Preview alternatives

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Mac
    • iPhone
    • iPad
    Preview screenshot 1
     
  14. Xodo icon

    Xodo

     71 likes
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    Xodo is the ultimate cross-platform PDF viewer and annotator. Powerful, fast, and optimized for all phones and tablets, Xodo makes it easy to access, edit, share, sync, manage, sign, and more.

    115 Xodo alternatives

    Cost / License

    • Subscription
    • Proprietary

    Application types

    Platforms

    • Windows
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Google Chrome
    Xodo screenshot 1
     

    • Xodo is the most popular Web-based alternative to Firefox PDF Viewer (PDF.js).

    • Xodo is the most popular commercial alternative to Firefox PDF Viewer (PDF.js).

    • Xodo is Paid and ProprietaryFirefox PDF Viewer (PDF.js) is Free and Open Source
12 of 83 Firefox PDF Viewer (PDF.js) alternatives