Sioyek Alternatives

Sioyek is described as 'PDF viewer with minimal interface optimized for reading research papers and technical books' and is a PDF Reader in the news & books category. There are more than 25 alternatives to Sioyek for a variety of platforms, including Windows, Mac, Linux, Web-based and iPhone apps. The best Sioyek alternative is SumatraPDF, which is both free and Open Source. Other great apps like Sioyek are Okular, Foxit PDF Reader, Evince and MuPDF.

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Alternatives list

  1. ZeroUploadPDF icon

    ZeroUploadPDF

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    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
    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.
     
  2. FeatherPDF Editor icon

    FeatherPDF Editor

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    Discover Feather PDF, the ultimate PDF editor that prioritizes your privacy. Enjoy powerful editing features without data collection and gain lifetime access with a one-time payment.

    Cost / License

    • Paid
    • Proprietary

    Application types

    Platforms

    • Online
    • Software as a Service (SaaS)
    Some Key Features
     
  4. PDF Max Pro icon

    PDF Max Pro

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    PDF Max is a desktop class PDF app for reading, annotating or signing PDF documents on your iPhone/iPad. Mark up documents with highlights and handwriting, insert texts and stamps, fill out, sign PDFs and even manipulate PDF pages.

    Cost / License

    • Paid
    • Proprietary

    Application types

    Platforms

    • iPhone
    • iPad
    PDF Max Pro screenshot 1
     
  5. Ad
    Screenshot
    Adobe Acrobat DC icon
    Adobe Acrobat DC

    Manage documents effortlessly, edit PDFs, create them from other formats, and e-sign anywhere. Secure sharing and comparison tools ensure smooth workflows and data protection. New AI Assistant offers quick document insights. Perf...

    https://www.adobe.com
    Learn More
  6. Bookmark PDF icon

    Bookmark PDF

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    Bookmark PDF is a free, browser-based tool designed to simplify the process of adding, editing, and organizing bookmarks in PDF files. Unlike traditional tools, Bookmark PDF operates entirely online, ensuring maximum privacy and security for your documents.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    Bookmarking tool - bookmarks configuration
     
  7. PDFquiz.ai icon

    PDFquiz.ai

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    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
    PDFquiz.ai screenshot 1
     
  8. PDF Reflow icon

    PDF Reflow

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    The first AI-powered PDF reader that adapts to your screen.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • iPhone
    • iPad
    PDF Reflow screenshot 1
     
  10. MorphPDF icon

    MorphPDF

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    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
    MorphPDF screenshot 1
     
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