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SumatraPDF is a free PDF, EPUB, MOBI, CHM, XPS, DjVu, CBZ and CBR reader for Windows. It’s small and starts up fast. Simplicity of user interface is important to us.

Documentation for users #

Command Palette
Keyboard shortcuts
Scrolling, zooming, navigating
Customizing keyboard shortcuts
Commands
Command-line arguments
Advanced options / settings
Customize external viewers
Customize search / translation services
Editing annotations
LaTeX integration
DDE Commands
Set as default PDF viewer
Configure for restricted use
Supported document formats
Customizing eBook UI
Installer cmd-line arguments
Uninstalling SumatraPDF
Version history

Misc #

Contribute translation
How to submit bug reports
Submit crash report
Reporting printing bugs
Update check doesnt work?
Corrupted installation
Why only Windows?

Information for developers #

Contribute to SumatraPDF
Logview
Build system
Debugging Sumatra
How we store settings
Using DrMemory
Using OpenCppCoverage
Is there a virus in Sumatra sources?
Accessibility and Text-to-Speech
Source code downloads

Downloads #

Feedback #

Found a bug? Have feature request? Submit via issue tracker and vote for features you want to see next.
Have feedback or question? Discuss in a forum.
Want to make SumatraPDF work better in your language? Contribute a translation.
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