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Best Productivity ResourcesBy Shushant LakhyaniVerified creator

Windows App

SumatraPDF

A small, fast reader for PDFs, e-books and comics on Windows.

Visit SumatraPDF4.6

  • Rating

    4.6 / 5

  • Pricing

    Free

  • Difficulty

    Beginner

  • Works on

    Windows

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What is SumatraPDF?

SumatraPDF is a free, open-source document reader for Windows that opens PDF, EPUB, MOBI, CBZ, CBR, DjVu and other formats almost instantly. It keeps the interface minimal, supports tabs, keyboard shortcuts and a command palette, and comes in a portable version that runs without installing anything.

Third-party open-source projects. We are not affiliated with their authors; repositories are provided as-is by their maintainers. Review each project's license, code and security before installing. See our Disclaimer.

Pros: what SumatraPDF does well

  • Opens large files quickly
  • Reads many document and e-book formats
  • Free and open source

Cons: where it falls short

  • Windows only
  • Only basic annotation and no form filling

Who SumatraPDF is for

Windows users who read lots of PDFs and e-books and want a reader that never slows them down.

Who can skip it

People who need to edit PDFs or fill in forms.

Compare SumatraPDF

See how SumatraPDF stacks up, side by side, plus the lists it made.

SumatraPDF alternatives

Not sold on SumatraPDF? These do a similar job, and each card says what it has in common.

All Reading resources

FreshRSS

Focus: rss reader, news aggregator and feeds. Shares open source and github with SumatraPDF. A web app, not a Windows app. Adds Web. Same 4.6 rating.

Web AppFreeWeb, Cross-Platform
4.6Visit

Newsboat

Focus: rss, atom and feed reader. Shares open source and github with SumatraPDF. A desktop app, not a Windows app. Adds macOS and Linux. Rated 4.4 (SumatraPDF: 4.6).

Desktop AppFreemacOS, Linux
4.4Visit

RSS Guard

Focus: rss reader, news feeds and podcasts. Shares open source and github with SumatraPDF. A desktop app, not a Windows app. Adds macOS, Linux and Offline. Rated 4.4 (SumatraPDF: 4.6).

Desktop AppFreemacOS, Windows
4.4Visit

Foliate

Focus: epub, annotations and gnome. Shares ebook reader and open source with SumatraPDF. A desktop app, not a Windows app. Adds Linux and Offline. Same 4.6 rating.

Desktop AppFreeLinux, Offline
4.6Visit

Readest

Focus: epub and annotations. Shares ebook reader and open source with SumatraPDF. A desktop app, not a Windows app. Adds macOS, Linux and iOS. Same 4.6 rating.

Desktop AppFreeWindows, macOS
4.6Visit

Sioyek

Focus: research papers and keyboard. Shares pdf reader and open source with SumatraPDF. A desktop app, not a Windows app. Adds macOS and Linux. Same 4.6 rating.

Desktop AppFreeWindows, macOS
4.6Visit

Free alternatives to SumatraPDF

Want to spend nothing? These free picks cover similar ground.

Thorium Reader

Focus: epub and accessibility. Shares ebook reader and open source with SumatraPDF. A desktop app, not a Windows app. Adds macOS, Linux and Offline. Rated 4.5 (SumatraPDF: 4.6).

Desktop AppFreemacOS, Windows
4.5Visit

KOReader

Focus: e-ink. Shares ebook reader and pdf reader with SumatraPDF. A mobile app, not a Windows app. Adds Android, Linux and Offline. Rated 4.7 (SumatraPDF: 4.6).

Mobile AppFreeAndroid, Linux
4.7Visit

NetNewsWire

Focus: rss reader, mac app and news. Shares open source with SumatraPDF. A desktop app, not a Windows app. Adds macOS and iOS. Rated 4.7 (SumatraPDF: 4.6).

Desktop AppFreemacOS, iOS
4.7Visit

Koodo Reader

Focus: epub. Shares ebook reader and pdf reader with SumatraPDF. A desktop app, not a Windows app. Adds macOS, Linux and Web. Same 4.6 rating.

Desktop AppFreeWindows, macOS
4.6Visit

Glance

Focus: dashboard, start page and rss. Shares open source and github with SumatraPDF. A web app, not a Windows app. Adds Web. Rated 4.7 (SumatraPDF: 4.6).

Web AppFreeWeb, Cross-Platform
4.7Visit

Linkwarden

Focus: bookmarks, read it later and web archive. Shares open source and github with SumatraPDF. A web app, not a Windows app. Adds Web, iOS and Android. Rated 4.7 (SumatraPDF: 4.6).

Web AppFreeWeb, iOS
4.7Visit
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