PDFAnnotations
PDF Tools
Date Listed: Nov 1, 2026
PDFAnnotations is a browser-based PDF annotation extractor. Export highlights, comments, and notes to Markdown, CSV, or other supported formats with local processing.
Trust & quality signals
Overview
PDFAnnotations is a privacy-first, browser-based PDF annotation extractor designed for researchers, students, writers, and professionals managing many PDFs. It processes files locally using WebAssembly, enabling users to export highlights, comments, and sticky notes to formats such as Markdown, CSV, JSON, and others without uploading documents to remote servers. The tool supports advanced filtering, batch processing, and integration with note-taking apps like Obsidian and Notion, making it ideal for academic research, legal review, study preparation, and business workflows.
Best for
Key strengths
- • Privacy-first local processing
- • Export to popular note-taking apps
- • Batch PDF annotation extraction
Features & integrations
Features
- • Privacy-first local processing
- • Export to popular note-taking apps
- • Batch PDF annotation extraction
- • Local PDF processing in browser
- • Export highlights, comments, notes
- • Supports Markdown, CSV, JSON exports
- • Batch processing of multiple PDFs
- • Advanced filtering by color and author
- • No file upload or account required
- • Works offline after page load
Integrations
Platforms
Developer / API
API availability: No
Pricing
Model
FREEMIUM
Free plan / trial
No free plan · No trial
Free core PDF annotation extraction with Markdown, CSV, and plain-text exports. Pro plan offers advanced features like batch processing, color filtering, and exports to Obsidian, Notion, JSON, and ZIP packages.
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Alternatives & tradeoffs
Pros
- + Processes files locally with no uploads
- + Supports multiple export formats
- + Free core features with no signup
- + Works offline after initial load
Cons
- − Advanced features require Pro plan
- − No dedicated mobile or desktop app