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Locknote vs Okular

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

Locknote icon
Locknote
Okular icon
Okular

Locknote vs Okular: The Verdict

⚡ Summary:

Locknote: Locknote is a free, open-source, encrypted notebook app for Windows, Mac, Linux, iOS and Android. It allows securely storing notes, tasks, passwords and more behind a master password.

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.

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 Locknote Okular
Sugggest Score — —
Category Security & Privacy Office & Productivity
Pricing Open Source Free

Product Overview

Locknote
Locknote

Description: Locknote is a free, open-source, encrypted notebook app for Windows, Mac, Linux, iOS and Android. It allows securely storing notes, tasks, passwords and more behind a master password.

Type: software

Pricing: Open Source

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

Key Features Comparison

Locknote
Locknote Features
  • Encrypted notes
  • Master password protection
  • Cross-platform availability
  • Note organization
  • To-do lists
  • Password storage
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

Pros & Cons Analysis

Locknote
Locknote
Pros
  • Free and open source
  • Strong encryption
  • Available on many platforms
  • Simple and easy to use
  • Syncs between devices
  • Active development
Cons
  • Limited features compared to paid options
  • No cloud sync (self-hosted only)
  • No collaboration tools
  • Basic interface
  • Lacks advanced organization
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

Pricing Comparison

Locknote
Locknote
  • Open Source
Okular
Okular
  • Free

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Learn More About Each Product

Locknote
Locknote
Reviews, pricing & alternatives →
Okular
Okular
Reviews, pricing & alternatives →

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