PDF Reader Online vs SumatraPDF

Struggling to choose between PDF Reader Online and SumatraPDF? Both products offer unique advantages, making it a tough decision.

PDF Reader Online is a Office & Productivity solution with tags like pdf, reader, viewer, online, webbased, free, view, print, annotate, no-download-required.

It boasts features such as View PDFs in browser, Print PDFs, Download PDFs, Annotate/comment on PDFs, Fill out PDF forms, Search text in PDFs and pros including Free to use, No software installation required, Works on any device/OS with a browser, Syncs annotations across devices, Clean and simple interface.

On the other hand, SumatraPDF is a Office & Productivity product tagged with pdf, ebook, reader, lightweight, opensource.

Its standout features include 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, and it shines with pros like Lightweight and fast, Supports many document formats, Free and open source, Customizable, Good support for comics and eBooks.

To help you make an informed decision, we've compiled a comprehensive comparison of these two products, delving into their features, pros, cons, pricing, and more. Get ready to explore the nuances that set them apart and determine which one is the perfect fit for your requirements.

PDF Reader Online

PDF Reader Online

PDF Reader Online is a free web-based PDF reader that allows you to view, print, and annotate PDFs directly in your web browser without needing to download any software. It offers basic PDF viewing and annotation features.

Categories:
pdf reader viewer online webbased free view print annotate no-download-required

PDF Reader Online Features

  1. View PDFs in browser
  2. Print PDFs
  3. Download PDFs
  4. Annotate/comment on PDFs
  5. Fill out PDF forms
  6. Search text in PDFs

Pricing

  • Free

Pros

Free to use

No software installation required

Works on any device/OS with a browser

Syncs annotations across devices

Clean and simple interface

Cons

Limited annotation tools

Lacks advanced PDF editing features

Requires internet connection

May have privacy/data concerns as files go through 3rd party servers


SumatraPDF

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.

Categories:
pdf ebook reader lightweight opensource

SumatraPDF Features

  1. Lightweight and fast PDF reader
  2. Supports many document formats like PDF, ePub, MOBI, XPS, DjVu, CHM, CBZ, CBR
  3. Customizable with themes, keyboard shortcuts
  4. Tabbed document interface
  5. Supports annotations and highlighting
  6. Continuous scrolling
  7. Supports reflowable text
  8. Supports digital signatures
  9. Supports comics book formats
  10. Supports eBooks
  11. Supports syncing open documents across devices

Pricing

  • Free
  • Open Source

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