Okular

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About

Okular is ranked #5 of 31 in file viewer software on Inferse. It runs on Linux, macOS, Windows. There is a free plan.

Compared on file viewer software

Free plan: Yesokular.kde.org
Annotation tools: Yesokular.kde.org
Form filling: Yesokular.kde.org
Text-to-speech: Yesokular.kde.org
Platform support: cross-platformokular.kde.org

Facts

Free plan: Yesokular.kde.org · 24 Sept 2026
Annotation tools: Yesokular.kde.org · 24 Sept 2026
Form filling: Yesokular.kde.org · 24 Sept 2026
Text-to-speech: Yesokular.kde.org · 24 Sept 2026
Platform support: cross-platformokular.kde.org · 24 Sept 2026
Pricing page status: The pricing URL returns a 404 page and does not list paid plans.okular.kde.org · 27 Sept 2026
Free software: Okular is fully free software released under GPLv2+.okular.kde.org · 27 Sept 2026
Document formats: Supports PDF, EPub, DjVU, and MD documents.okular.kde.org · 27 Sept 2026
Image formats: Supports JPEG, PNG, GIF, Tiff, and WebP images.okular.kde.org · 27 Sept 2026
Comic formats: Supports CBR and CBZ comic files.okular.kde.org · 27 Sept 2026
Platform support: Okular is described as multi-platform.okular.kde.org · 27 Sept 2026
Document viewing: Reads PDFs, comics, and EPub books, browses images, and visualizes Markdown.okular.kde.org · 27 Sept 2026
Annotation tools: Can add notes, highlight or underline text, and add custom text to PDFs.okular.kde.org · 27 Sept 2026
Text selection: Selection mode supports copying and pasting almost anything from documents.okular.kde.org · 27 Sept 2026
Digital signatures: Can view and verify PDF signatures, detect modifications, and sign PDFs.okular.kde.org · 27 Sept 2026
Privacy policy: Okular states that it fully respects user privacy and links to KDE's privacy policy.okular.kde.org · 27 Sept 2026
Environmental label: Okular received the Blue Angel ecolabel for resource and energy efficiency.okular.kde.org · 27 Sept 2026
Maintained by: The site and project are maintained by KDE Webmasters and associated with KDE.okular.kde.org · 27 Sept 2026
Latest release: The page announces Okular 26.08, released on 20 August 2026.okular.kde.org · 27 Sept 2026
Donation option: The site offers donations to KDE via PayPal and other ways.okular.kde.org · 27 Sept 2026
Document viewer: Okular is a multi-platform universal document viewer for PDFs, comics, EPUB books, images, Markdown documents and more.okular.kde.org · 30 Sept 2026
Format support: Supported formats include PDF, PS, TIFF, DjVu, images, DVI, XPS, FictionBook, comic books, Plucker, EPUB and fax.apps.kde.org · 30 Sept 2026
Annotations: Annotation mode adds inline and popup notes, highlighting, underlining and text.okular.kde.org · 30 Sept 2026
Text tools: Selection mode supports copying text, areas and tables, while Magnifier mode enlarges small text.okular.kde.org · 30 Sept 2026
Digital signatures: Okular can view and verify PDF signatures, detect changes after signing and sign PDFs.okular.kde.org · 30 Sept 2026
Desktop platforms: Okular works on Linux, Windows, macOS and other platforms including BSD.apps.kde.org · 30 Sept 2026
Distribution: Linux packages are available through distribution software stores, Flatpak is available from Flathub, and Microsoft Store is the recommended Windows installation source.okular.kde.org · 30 Sept 2026
Nightly builds: Untested nightly builds are offered for Windows and macOS ARM and Intel.okular.kde.org · 30 Sept 2026
License: Okular is released under the GPLv2+ and its source code is available in KDE's GitLab repository.okular.kde.org · 30 Sept 2026
Privacy: KDE software does not transmit information from end-user devices except after explicit user action, and telemetry is opt-in and disabled by default where provided.kde.org · 30 Sept 2026
Eco certification: Okular received the Blue Angel ecolabel in 2022 and was the first computer software worldwide to receive it.okular.kde.org · 30 Sept 2026
Support channels: The Okular team provides a mailing list, IRC, Matrix, a forum and KDE's bug tracker for support and development communication.okular.kde.org · 30 Sept 2026
Modular installation: Installations can include separate modules for specific formats and interface translations.okular.kde.org · 30 Sept 2026
Uninstallation behavior: Uninstalling Okular removes the application without touching data viewed, created or modified with it.okular.kde.org · 30 Sept 2026