Skip to content

Okular vs Squirrelmail

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

Okular icon
Okular
Squirrelmail icon
Squirrelmail

Okular vs Squirrelmail: 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.

Squirrelmail: Squirrelmail is an open source webmail client that allows users to access email accounts through a web browser. It supports SMTP, POP3 and IMAP protocols for sending and receiving emails.

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 Squirrelmail
Sugggest Score — —
Category Office & Productivity Social & Communications
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

Squirrelmail
Squirrelmail

Description: Squirrelmail is an open source webmail client that allows users to access email accounts through a web browser. It supports SMTP, POP3 and IMAP protocols for sending and receiving emails.

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
Squirrelmail
Squirrelmail Features
  • Webmail access
  • Support for POP3 and IMAP
  • Address book
  • Spam filtering
  • Email folders
  • Email attachments
  • Email search
  • Email templates
  • Multi-language 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
Squirrelmail
Squirrelmail

Pros

  • Free and open source
  • Easy to install and configure
  • Supports major email protocols
  • Active development community
  • Customizable and extensible

Cons

  • Outdated interface
  • Limited mobile support
  • Lacks some features of modern webmail clients
  • Can be resource intensive for large deployments
  • Potential security vulnerabilities

Pricing Comparison

Okular
Okular
  • Free
Squirrelmail
Squirrelmail
  • Open Source

Related Comparisons

Isotope Mail Client
vs Okular vs Squirrelmail

Learn More About Each Product

Okular
Okular
Reviews, pricing & alternatives →
Squirrelmail
Squirrelmail
Reviews, pricing & alternatives →

Ready to Make Your Decision?

Explore more software comparisons and find the perfect solution for your needs

Okular Alternatives
Squirrelmail Alternatives
Browse More Software