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Sumatora vs SumatraPDF

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

Sumatora icon
Sumatora
SumatraPDF icon
SumatraPDF

Sumatora vs SumatraPDF: The Verdict

⚡ Summary:

Sumatora: Sumatora is a free, open-source eBook reader for Windows. It supports a variety of eBook formats including EPUB, MOBI, FB2, CHM, PDB, HTML, RTF, OEB and TCR. Sumatora is lightweight, customizable and offers features like bookmarks, annotations and different viewing modes.

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 Sumatora SumatraPDF
Sugggest Score — —
Category News & Books Office & Productivity
Pricing Open Source Open Source

Product Overview

Sumatora
Sumatora

Description: Sumatora is a free, open-source eBook reader for Windows. It supports a variety of eBook formats including EPUB, MOBI, FB2, CHM, PDB, HTML, RTF, OEB and TCR. Sumatora is lightweight, customizable and offers features like bookmarks, annotations and different viewing modes.

Type: software

Pricing: Open Source

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

Sumatora
Sumatora Features
  • Supports a variety of eBook formats including EPUB, MOBI, FB2, CHM, PDB, HTML, RTF, OEB and TCR
  • Lightweight and customizable
  • Offers features like bookmarks, annotations and different viewing modes
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

Sumatora
Sumatora

Pros

  • Free and open source
  • Supports many eBook formats
  • Customizable
  • Good features like bookmarks and annotations

Cons

  • Only available on Windows
  • Limited features compared to paid eBook readers
  • Less popular than other eBook readers
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

Sumatora
Sumatora
  • Open Source
SumatraPDF
SumatraPDF
  • Open Source

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Learn More About Each Product

Sumatora
Sumatora
Reviews, pricing & alternatives →
SumatraPDF
SumatraPDF
Reviews, pricing & alternatives →

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