Okular vs Sioyek

Struggling to choose between Okular and Sioyek? Both products offer unique advantages, making it a tough decision.

Okular is a Office & Productivity solution with tags like pdf, epub, odt, annotating, highlighting, commenting, form-filling.

It boasts features such as 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 and pros including 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.

On the other hand, Sioyek is a Office & Productivity product tagged with opensource, academic, annotations, highlights, sticky-notes.

Its standout features include Dual page view, Sticky notes, Annotations, Highlights, Fullscreen reading mode, Dark mode, Supports PDF, DjVu, XPS, CBZ & CBR files, and it shines with pros like Open source, Customizable interface, Good for academic/research reading, Lightweight and fast, Available on Windows, Linux and Mac.

Feature	Okular	Sioyek
Overall Score	N/A	N/A
Primary Category	Office & Productivity	Office & Productivity

Product Overview

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.

Sioyek

Description: Sioyek is an open-source PDF viewer designed for reading scientific papers and academic journals. It provides advanced PDF features like synchronized dual-page view, sticky notes, highlights and annotations. Sioyek aims to offer a clutter-free interface for focused reading.

Key Features Comparison

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

Sioyek Features

• Dual page view
• Sticky notes
• Annotations
• Highlights
• Fullscreen reading mode
• Dark mode
• Supports PDF, DjVu, XPS, CBZ & CBR files

Pros & Cons Analysis

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

Sioyek

Pros

• Open source
• Customizable interface
• Good for academic/research reading
• Lightweight and fast
• Available on Windows, Linux and Mac

Cons

• Limited features compared to paid options
• Lacks OCR capabilities
• No mobile apps
• Less intuitive than mainstream PDF readers

Pricing Comparison

Okular

• Open Source

Sioyek

• Open Source