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Locknote vs PDF-XChange Viewer

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

Locknote icon
Locknote
PDF-XChange Viewer icon
PDF-XChange Viewer

Locknote vs PDF-XChange Viewer: 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.

PDF-XChange Viewer: PDF-XChange Viewer is a free PDF reader and editor for Windows. It provides basic PDF viewing and annotation features like adding text notes, highlights, shapes, freehand drawing, and more.

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 PDF-XChange Viewer
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

PDF-XChange Viewer
PDF-XChange Viewer

Description: PDF-XChange Viewer is a free PDF reader and editor for Windows. It provides basic PDF viewing and annotation features like adding text notes, highlights, shapes, freehand drawing, and more.

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
PDF-XChange Viewer
PDF-XChange Viewer Features
  • View, edit, and create PDF files
  • Annotate PDFs with highlights, notes, shapes, stamps, etc
  • OCR to make scanned PDFs searchable and editable
  • Digital signature support
  • Form filling
  • Tabbed document interface
  • Customizable interface and toolbars
  • PDF compression and optimization
  • PDF splitting and merging

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
PDF-XChange Viewer
PDF-XChange Viewer

Pros

  • Free and open source
  • Lightweight and fast
  • Intuitive and easy to use
  • Lots of annotation and editing tools
  • Supports many PDF formats
  • Active development and updates

Cons

  • Limited OCR capabilities in free version
  • Lacks some advanced features of paid alternatives
  • Occasional bugs or stability issues
  • No mobile app versions
  • Steep learning curve for some advanced features

Pricing Comparison

Locknote
Locknote
  • Open Source
PDF-XChange Viewer
PDF-XChange Viewer
  • Free

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Learn More About Each Product

Locknote
Locknote
Reviews, pricing & alternatives →
PDF-XChange Viewer
PDF-XChange Viewer
Reviews, pricing & alternatives →

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