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Flashnote vs SumatraPDF

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

Flashnote icon
Flashnote
SumatraPDF icon
SumatraPDF

Flashnote vs SumatraPDF: The Verdict

⚡ Summary:

Flashnote: Flashnote is a free, open-source note taking and flashcard app for Windows, Mac, Linux, iOS and Android. It allows users to create notes, flashcards and quizzes to help study any topic. Key features include typing notes, recording audio notes, adding images, formatting text, organizing notes in notebooks, creating flashcards with formatting, quiz modes for flashcards 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 Flashnote SumatraPDF
Sugggest Score — —
Category Education & Reference Office & Productivity
Pricing Open Source Open Source

Product Overview

Flashnote
Flashnote

Description: Flashnote is a free, open-source note taking and flashcard app for Windows, Mac, Linux, iOS and Android. It allows users to create notes, flashcards and quizzes to help study any topic. Key features include typing notes, recording audio notes, adding images, formatting text, organizing notes in notebooks, creating flashcards with formatting, quiz modes for flashcards and more.

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

Flashnote
Flashnote Features
  • typing notes
  • recording audio notes
  • adding images
  • formatting text
  • organizing notes in notebooks
  • creating flashcards
  • quiz modes for flashcards
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

Flashnote
Flashnote

Pros

  • free
  • open-source
  • cross-platform
  • good for studying
  • flashcards
  • quizzes
  • notes
  • audio notes
  • images

Cons

  • no collaboration features
  • no web version
  • limited formatting
  • no diagrams/charts
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

Flashnote
Flashnote
  • Open Source
SumatraPDF
SumatraPDF
  • Open Source

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Learn More About Each Product

Flashnote
Flashnote
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SumatraPDF
SumatraPDF
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