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Okular vs OpenConnect

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

Okular icon
Okular
OpenConnect icon
OpenConnect

Okular vs OpenConnect: 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.

OpenConnect: OpenConnect is an open-source client for Cisco AnyConnect compatible VPNs. It allows users to securely access private intranet services through an encrypted VPN tunnel.

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 OpenConnect
Sugggest Score — —
Category Office & Productivity Network & Admin
Pricing Free Open Source

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

OpenConnect
OpenConnect

Description: OpenConnect is an open-source client for Cisco AnyConnect compatible VPNs. It allows users to securely access private intranet services through an encrypted VPN tunnel.

Type: software

Pricing: Open Source

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
OpenConnect
OpenConnect Features
  • Open source VPN client
  • Supports Cisco AnyConnect SSL VPN
  • Supports DTLS and TLS protocols
  • User authentication via certificates or passwords
  • NetworkManager integration
  • Proxy support
  • IPv4 and IPv6 support

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
OpenConnect
OpenConnect

Pros

  • Free and open source
  • Works on Linux, macOS, Windows, Android
  • Actively maintained
  • Secure encrypted connections
  • Easy to setup and use

Cons

  • Limited configuration options
  • No official support from Cisco
  • Lacks some AnyConnect features like Always-On VPN
  • Setup can be tricky for novice users

Pricing Comparison

Okular
Okular
  • Free
OpenConnect
OpenConnect
  • Open Source

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Learn More About Each Product

Okular
Okular
Reviews, pricing & alternatives →
OpenConnect
OpenConnect
Reviews, pricing & alternatives →

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