Highlight PDF

Highlight PDF is an online PDF annotation tool designed for users needing quick, efficient text highlighting in documents. It caters to professionals and everyday users who want to mark up PDFs without additional software. The tool offers manual and AI-powered highlighting to streamline document review and note-taking.

Key Features

• Manual Highlighting: Select text with cursor or shapes and apply different colors to organize content visually.
• AI Text Highlighting: Type prompts in the chat to automatically detect and highlight relevant sections for faster analysis.
• Annotation Editing: Delete, add notes, or refresh highlight colors easily to maintain clarity and relevance.
• Secure Offline Editing: Manual edits keep documents locally in the browser, ensuring privacy and no uploads.
• AI Processing Security: When using AI features, text is sent securely for processing and deleted immediately after the session.

Use Cases

• Legal professionals reviewing contracts with critical terms quickly highlighted.
• Students studying PDFs by marking important passages and receiving AI assistance for summarization.
• Product managers analyzing specifications or reports with AI-highlighted key points for decision-making.

Frequently Asked Questions

What is Highlight PDF?

Highlight PDF is a specialized PDF highlighter tool combining manual and AI-assisted text annotation to make document review smoother and more efficient.

How does AI assist with highlighting?

Users can input prompts in the AI chat to automatically identify and highlight key information, reducing the time spent on manual scanning and improving focus on important content.

Is document data safe when using this tool?

Manual highlighting keeps PDFs entirely on your device without uploads, preserving confidentiality. AI-based highlighting temporarily sends text to a secure server solely for analysis and deletes it post-session.

Can highlights be edited or removed?

Yes, users can modify or delete highlights and add notes after uploading, maintaining precise control over annotations.

What makes Highlight PDF suitable for different users?

Its combination of offline manual control and AI assistance adapts to varied workflows—from academic research to professional document analysis—offering flexibility without extra installations.