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Empathy vs SumatraPDF

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

Empathy icon
Empathy
SumatraPDF icon
SumatraPDF

Empathy vs SumatraPDF: The Verdict

⚡ Summary:

Empathy: Empathy is an open source instant messaging client that supports text, voice and video chat. It uses the Telepathy framework and integrates with the GNOME desktop environment. Empathy supports popular protocols like XMPP, IRC, Facebook Messenger, and more.

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.

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 Empathy SumatraPDF
Sugggest Score — —
Category Social & Communications Office & Productivity
Pricing Free Open Source

Product Overview

Empathy
Empathy

Description: Empathy is an open source instant messaging client that supports text, voice and video chat. It uses the Telepathy framework and integrates with the GNOME desktop environment. Empathy supports popular protocols like XMPP, IRC, Facebook Messenger, and more.

Type: software

Pricing: Free

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

Key Features Comparison

Empathy
Empathy Features
  • Text, voice and video chat
  • Supports popular protocols like XMPP, IRC, Facebook Messenger
  • Integrates with GNOME desktop environment
  • Uses Telepathy framework
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

Pros & Cons Analysis

Empathy
Empathy

Pros

  • Free and open source
  • Supports multiple protocols
  • Voice and video chat
  • Integrates well with GNOME

Cons

  • Limited customization options
  • Some stability issues
  • No mobile app
  • Lacks some features of proprietary IM clients
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

Pricing Comparison

Empathy
Empathy
  • Free
SumatraPDF
SumatraPDF
  • Open Source

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Learn More About Each Product

Empathy
Empathy
Reviews, pricing & alternatives →
SumatraPDF
SumatraPDF
Reviews, pricing & alternatives →

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