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, Web-based and Android 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. 	Lokaltools icon
     1 like

    Lokaltools is a privacy-first, browser-based toolkit with 100+ tools across 8 categories. Everything runs entirely in your browser using WebAssembly — no files are ever uploaded to a server, no account is required, and nothing ever leaves your device.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • Mac
    • Windows
     
  2.  1 like

    A small .pdf management tool with a command-line UI.

    Cost / License

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Linux
     
  3. Book and Document Reader with PDF and DjVu support for comfortable reading. If you are looking for a good PDF reader, stop here, you have found it. It does what you expect it to do. You can easily lay down and read PDF books and documents with this app. The amazing enhancement d.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Android
    • Android Tablet
     
  4. Pdf2Screen icon
     1 like

    Second-Screen PDF Reader for Live Events.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Windows
     
  5. Hexye PDF Tools is a fast, privacy-focused online suite for editing PDFs — split, rotate, merge, and more — directly in your browser without uploading files.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
     
  6. TaoMaxDavi PDF Editor is a powerful, intuitive tool for viewing, annotating, modifying, merging, printing, and performing OCR on your PDF documents.

    Cost / License

    • Paid
    • Proprietary

    Application types

    Platforms

    • Windows
     
  7. MorphPDF icon
     Like

    Stop overpaying for PDF tools.

    Every PDF tool you need. One price. Forever.

    15 tools. Runs on your machine. Never touches a server. No subscriptions. No uploads. No nonsense.

    ? 100% offline · ? Windows, Mac & Linux · ? One-time purchase · ? Free updates fore.

    Cost / License

    • Paid
    • Proprietary

    Application types

    Platforms

    • Windows
    • Linux
    • Mac
     
  8. A privacy-first PDF tool suite that processes files entirely in your browser. Merge, split, and convert PDFs without ever uploading them to a server.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
     
  9. PDFLe icon
     Like

    Every tool you need to work with PDFs in one place. Merge, split, compress, convert, rotate, and edit PDFs for free. Fast, secure, and easy to use.

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Windows
    • Online
     
  10. Files.co PDF Suite for your desktop. 15 PDF tools as a native app, with its own viewer, tabs and annotations. Every operation runs on your computer — no uploads, no accounts, no internet required.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Online
     
  11. PDFSimplified is an online PDF editor. Edit text in PDF files, create PDFs from scratch or from a prompt, and edit or translate pages with AI.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
     
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