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Smallpdf vs SumatraPDF

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

Smallpdf icon
Smallpdf
SumatraPDF icon
SumatraPDF

Smallpdf vs SumatraPDF: The Verdict

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Smallpdf SumatraPDF
Sugggest Score — —
Category Office & Productivity Office & Productivity
Pricing — Open Source

Product Overview

Smallpdf
Smallpdf

Description: Smallpdf is a free online PDF editor that allows you to easily edit, compress, convert, merge, split, and unlock PDF files. It offers core editing features like adding or removing pages, rotating pages, reorganizing pages, extracting images, adding watermarks, etc.

Type: software

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

Smallpdf
Smallpdf Features
  • Edit PDFs
  • Compress PDFs
  • Convert PDFs to other formats
  • Merge PDFs
  • Split PDFs
  • Unlock PDFs
  • Add or remove pages
  • Rotate pages
  • Reorganize pages
  • Extract images
  • Add watermarks
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

Smallpdf
Smallpdf
Pros
  • Free basic editing features
  • Intuitive and easy to use interface
  • No software installation required
  • Works on any device with a browser
  • Fast processing speeds
  • No limits on PDF sizes or number of tasks
Cons
  • Limited features compared to paid options
  • Must create account to save edited files
  • No OCR for text recognition
  • No support for PDF forms or comments
  • Ads on free version
  • Maximum file upload size limit
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

Smallpdf
Smallpdf
  • Not listed
SumatraPDF
SumatraPDF
  • Open Source

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Learn More About Each Product

Smallpdf
Smallpdf
Reviews, pricing & alternatives →
SumatraPDF
SumatraPDF
Reviews, pricing & alternatives →

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