Multi-platform document viewer supporting PDF, ePub, comics, images, and Markdown with annotation, digital signature verification, tabbed interface, sidebar navigation, text selection, text-to-speech, magnifier, search, dark mode, and plugin support.
Cost / License
- Free
- Open Source (GPL-2.0)
Application types
Platforms
- Windows
- Linux
- BSD
- KDE Plasma
- Snapcraft
- Linux Mobile
- Flathub
- Haiku




Okular vs Drawboard PDF Comments
The pen isnt work with this app.

- Okular is Free and Open Source
- Okular is Lightweight and Privacy focused




















































The annotation for okular doesn't function as seamless drawing on a PDF