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Foxit PDF Reader vs Sumatra PDF: catalog facts
Foxit PDF Reader	Sumatra PDF
Freemium The reader is free. Foxit PDF Editor is a paid product.	Free Completely free and open source with no ads, bundled software or subscription. No account…
Windows, macOS, Linux, Android, iOS	Windows, Command line
Fast rendering with a full annotation and form-filling toolset for free Available on Windows, macOS, Linux, Android and iOS	Opens PDF, EPUB, MOBI, FictionBook, CBZ/CBR/CBT/CB7, DjVu, XPS, CHM, SVG and many image formats including HEIC and AVIF Lightweight and fast; the portable single .exe build writes nothing to the registry
Editing page content requires the paid Foxit PDF Editor The installer and interface promote the paid products	Windows only (Windows 7 through 11; XP and Vista need version 3.1.2); no macOS or Linux version Only unencrypted EPUB and MOBI/AZW ebooks open; DRM-protected files are not supported
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 20, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.