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SumatraPDF vs Syncplify Server!

Professional comparison and analysis to help you choose the right software solution for your needs.

SumatraPDF icon
SumatraPDF
Syncplify Server! icon
Syncplify Server!

SumatraPDF vs Syncplify Server!: The Verdict

⚡ Summary:

SumatraPDF: SumatraPDF is a free and open-source PDF, eBook, XPS, DjVu, CHM, Comic Book (CBZ and CBR) reader for Windows. It is lightweight, customizable, and supports many advanced PDF features.

Syncplify Server!: Syncplify Server is a fast, secure, and easy-to-use FTP, SFTP, WebDAV, CDN, and cloud storage server for Windows, Mac, and Linux. It supports active directory integration, granular access controls, advanced tunneling, and clustering.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature SumatraPDF Syncplify Server!
Sugggest Score — —
Category Office & Productivity File Sharing
Pricing Open Source —

Product Overview

SumatraPDF
SumatraPDF

Description: SumatraPDF is a free and open-source PDF, eBook, XPS, DjVu, CHM, Comic Book (CBZ and CBR) reader for Windows. It is lightweight, customizable, and supports many advanced PDF features.

Type: software

Pricing: Open Source

Syncplify Server!
Syncplify Server!

Description: Syncplify Server is a fast, secure, and easy-to-use FTP, SFTP, WebDAV, CDN, and cloud storage server for Windows, Mac, and Linux. It supports active directory integration, granular access controls, advanced tunneling, and clustering.

Type: software

Key Features Comparison

SumatraPDF
SumatraPDF Features
  • Lightweight and fast PDF reader
  • Supports many document formats like PDF, ePub, MOBI, XPS, DjVu, CHM, CBZ, CBR
  • Customizable with themes, keyboard shortcuts
  • Tabbed document interface
  • Supports annotations and highlighting
  • Continuous scrolling
  • Supports reflowable text
  • Supports digital signatures
  • Supports comics book formats
  • Supports eBooks
  • Supports syncing open documents across devices
Syncplify Server!
Syncplify Server! Features
  • Secure FTP, SFTP, FTPS, and WebDAV server
  • User management with Active Directory integration
  • Bandwidth throttling and custom permissions
  • Server clustering for load balancing
  • Web-based file manager and admin console
  • CDN for accelerated file downloads
  • Integration with cloud storage like Amazon S3
  • Real-time server monitoring and analytics

Pros & Cons Analysis

SumatraPDF
SumatraPDF

Pros

  • Lightweight and fast
  • Supports many document formats
  • Free and open source
  • Customizable
  • Good support for comics and eBooks

Cons

  • Limited annotation features compared to advanced PDF editors
  • Lacks OCR capabilities
  • No cloud storage integration
  • No mobile apps
Syncplify Server!
Syncplify Server!

Pros

  • Easy to install and configure
  • High performance and scalability
  • Granular user access controls
  • Active Directory integration for enterprise use
  • Supports clustering for high availability
  • Affordable pricing

Cons

  • Limited mobile app support
  • No built-in antivirus scanning
  • Advanced features require premium license
  • Lacks two-factor authentication

Pricing Comparison

SumatraPDF
SumatraPDF
  • Open Source
Syncplify Server!
Syncplify Server!
  • Not listed

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Learn More About Each Product

SumatraPDF
SumatraPDF
Reviews, pricing & alternatives →
Syncplify Server!
Syncplify Server!
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