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Okular vs ScreenZen

Professional comparison and analysis to help you choose the right software solution for your needs.

Okular icon
Okular
ScreenZen icon
ScreenZen

Okular vs ScreenZen: The Verdict

⚡ Summary:

Okular: Okular is a versatile document viewer software for KDE. It supports viewing PDFs, EPUBs, ODT, and other document formats. Okular allows annotating, highlighting, commenting on documents as well as filling forms.

ScreenZen: ScreenZen is a screen privacy and security software that allows users to black out their screens from prying eyes. It disables device cameras and microphones for privacy. Key features include customizable blackout options, discrete privacy modes, and enhanced security and control over device access.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Okular ScreenZen
Sugggest Score — —
Category Office & Productivity Security & Privacy
Pricing Free —

Product Overview

Okular
Okular

Description: Okular is a versatile document viewer software for KDE. It supports viewing PDFs, EPUBs, ODT, and other document formats. Okular allows annotating, highlighting, commenting on documents as well as filling forms.

Type: software

Pricing: Free

ScreenZen
ScreenZen

Description: ScreenZen is a screen privacy and security software that allows users to black out their screens from prying eyes. It disables device cameras and microphones for privacy. Key features include customizable blackout options, discrete privacy modes, and enhanced security and control over device access.

Type: software

Key Features Comparison

Okular
Okular Features
  • Supports viewing PDF, PostScript, DjVu, CHM, XPS, ePub and other formats
  • Allows annotating, highlighting and adding comments to PDFs
  • Has different view modes like single page, facing, overview grid
  • Supports tabs for opening multiple documents
  • Has presentation mode for slideshows
  • Can fill interactive PDF forms
  • Allows saving filled forms as PDF or text
  • Has search functionality to find text in documents
  • Can encrypt PDF files
  • Has document information and metadata viewer
  • Supports table of contents navigation
  • Has different reflow modes for reading ePubs
  • Can print documents to system printer
ScreenZen
ScreenZen Features
  • Customizable blackout options
  • Discrete privacy modes
  • Enhanced security and control over device access
  • Disables device cameras and microphones for privacy

Pros & Cons Analysis

Okular
Okular

Pros

  • Free and open source
  • Clean and intuitive interface
  • Good performance with large PDFs
  • Lots of annotation and markup tools
  • Supports many document formats
  • Available on Linux, Windows, macOS

Cons

  • Limited format support compared to some alternatives
  • Annotation features may be limited for some users
  • No cloud storage integration
  • Less features than paid alternatives
ScreenZen
ScreenZen

Pros

  • Enhances privacy and security
  • Customizable blackout settings
  • Disables cameras and microphones for added protection
  • Discrete privacy modes for different use cases

Cons

  • May impact device performance
  • Limited compatibility with some devices or operating systems
  • Learning curve for advanced features

Pricing Comparison

Okular
Okular
  • Free
ScreenZen
ScreenZen
  • Not listed

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Learn More About Each Product

Okular
Okular
Reviews, pricing & alternatives →
ScreenZen
ScreenZen
Reviews, pricing & alternatives →

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