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Okular vs PuTTY

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

Okular icon
Okular
PuTTY icon
PuTTY

Okular vs PuTTY: 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.

PuTTY: PuTTY is a popular open-source terminal emulator and SSH client for Windows. Developed by Simon Tatham, PuTTY provides a lightweight and versatile tool for connecting to remote servers using various network protocols, including SSH, Telnet, and Rlogin. It is widely used for secure and convenient command-line access to remote systems.

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 PuTTY
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

PuTTY
PuTTY

Description: PuTTY is a popular open-source terminal emulator and SSH client for Windows. Developed by Simon Tatham, PuTTY provides a lightweight and versatile tool for connecting to remote servers using various network protocols, including SSH, Telnet, and Rlogin. It is widely used for secure and convenient command-line access to remote systems.

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
PuTTY
PuTTY Features
  • SSH client
  • Telnet client
  • Rlogin client
  • Raw socket connection
  • Serial port connection
  • Basic file transfer (SCP and SFTP)
  • Proxying for tunneling connections through HTTP proxies
  • Local terminal emulator (with VT100 and VT52 emulation)
  • Configurable keyboard shortcuts
  • Session logging

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
PuTTY
PuTTY

Pros

  • Free and open source
  • Lightweight and fast
  • Supports multiple network protocols
  • Available for Windows, with unofficial ports for other platforms
  • Highly configurable with many options
  • Actively developed and maintained

Cons

  • Official builds only for Windows
  • Limited file transfer capabilities compared to FTP/SFTP clients
  • Minimalist interface lacks some conveniences of other SSH clients
  • Lacks advanced SSH features like agent forwarding or port tunneling
  • No official support offered

Pricing Comparison

Okular
Okular
  • Free
PuTTY
PuTTY
  • Open Source

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Learn More About Each Product

Okular
Okular
Reviews, pricing & alternatives →
PuTTY
PuTTY
Reviews, pricing & alternatives →

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