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Okular vs Foxit PDF Reader: catalog facts
Okular	Foxit PDF Reader
Free Free and open source under the GPL.	Freemium The reader is free. Foxit PDF Editor is a paid product.
Windows, macOS, Linux	Windows, macOS, Linux, Android, iOS
One viewer for a very wide range of document and comic formats Annotations are stored separately, so the original file is untouched	Fast rendering with a full annotation and form-filling toolset for free Available on Windows, macOS, Linux, Android and iOS
Pulls in KDE libraries on non-KDE desktops It is a viewer and annotator, not a PDF editor	Editing page content requires the paid Foxit PDF Editor The installer and interface promote the paid products
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0	License not stated
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 22, 2026

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