Firefox PDF Viewer (PDF.js) Alternatives

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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Firefox PDF Viewer (PDF.js) alternatives page was last updated

Alternatives list

  1. Haihaisoft Reader is a free PDF document Reader and Printer, extremely fast launch speed. It is also for reading PDF document protected by DRM-X platform.

    Cost / License

    • Free
    • Proprietary

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
     
  2. Genei icon
     4 likes

    AI powered productivity tool for reading, understanding and taking notes on PDFs and long websites. Users can search, summarise, extract and define keywords, ask google-search type questions and be taken straight to the answers.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Google Chrome
    • Software as a Service (SaaS)
     
  3. An all-in-one PDF editing software to create, manage and convert PDF files easily.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
     
  4.  1 like

    PrivatePDF is a free web tool that lets you make quick PDF edits from within your web browser, without uploading anything anywhere.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Online
    • Self-Hosted
     
  5. NodePDF icon
     2 likes

    A lightweight multi-platform, fast desktop PDF viewer alternative to Acrobat Reader Tabs, virtualized rendering, stamps, eSignatures, certificate-based signing (PAdES-LT), encrypted PDFs, full-text search, and more.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Windows
    • Mac
    • Linux
     
  6. Fadocx icon
     1 like

    All-in-one offline document viewer for Android with OCR and desktop-class rendering — private, open-source, zero tracking.

    Cost / License

    Platforms

    • Android
    • Android Tablet
     
  7. Unlock the potential of your PDF documents with PDFquiz.ai, the leading PDF to quiz converter. Effortlessly convert PDF to quiz with our AI quiz generator and AI test maker.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
     
  8. Altarsoft PDF Reader is a program for viewing and editing PDF files.

    Main Features:

    • open / save pdf files
    • zoom in / zoom out
    • rotate page
    • encrypt pdf file
    • decrypt pdf file
    • add annotations
    • add bookmarks
    • add watermarks
    • add attachments
    • convert images to pdf file.

    Cost / License

    • Free
    • Proprietary

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
     
  9. iTop PDF icon
     1 like

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

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Windows
     
  10. Free, open-source desktop app for legally binding PDF digital signatures. Sign with PKCS#11 hardware tokens, USB dongles, smart cards, PFX certificates, or Windows keystore. Adobe-compatible, RFC 3161 timestamped, fully offline — no cloud, no subscription.

    Cost / License

    Platforms

    • Windows
    • Linux
    • Mac
     
  11. pdfDocs icon
     30 likes

    pdfDocs integrates with business systems to efficiently assemble, secure and distribute documents in PDF and PDF/A format.

    Cost / License

    • Paid
    • Proprietary

    Application types

    Platforms

    • Windows
    • Microsoft SharePoint
    • Worldox
     
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