Mark important passages in your PDF documents with colorful highlights. Perfect for studying, reviewing, or emphasizing key information.
Highlight PDF NowDrag and drop your PDF file or click to browse. Your document loads instantly in the browser.
Choose a highlight color, then click and drag over the text you want to mark. Add multiple highlights throughout.
Save your highlighted document. All your annotations are embedded in the PDF file.
Choose from yellow, green, blue, pink, and orange to organize your highlights by topic or importance.
Select text naturally by clicking and dragging across words, sentences, or entire paragraphs.
Click any highlight to select it and delete. Undo recent highlights before saving your changes.
Semi-transparent highlights preserve text readability while clearly marking important content.
Highlight any PDF with digital text layers. Perfect for documents created from Word, HTML, or other sources.
Add notes, drawings, and text alongside your highlights for comprehensive document markup.
Highlights are embedded in the PDF and print in color. Black-and-white printing shows gray shading.
All highlighting happens locally in your browser. Your documents never leave your device.
Mark key concepts in textbooks and lecture notes for effective study sessions and exam preparation.
Identify important findings in academic papers and organize research materials by topic.
Highlight critical clauses in contracts and mark relevant sections for case preparation.
Mark key data points in reports and emphasize important metrics for stakeholder review.
Upload your PDF, select the Highlight tool, choose your color, then click and drag over the text you want to highlight. The highlight appears instantly.
Yes, click on any highlight to select it, then delete it. You can also undo recent highlights before saving.
We offer yellow, green, blue, pink, and orange - the most common highlighting colors. Each is semi-transparent for readability.
If your PDF is a scanned image without a text layer, there's no text to highlight. Use our Draw tool to mark areas instead.
Yes, highlights are embedded in the PDF and print in color. Black-and-white printers show them as gray shading.
Yes, switch between colors anytime. Use different colors to categorize information by topic or importance level.
Yes, highlights are standard PDF annotations visible in Adobe Reader, Preview, Chrome, and all major PDF applications.
Navigate through pages and add highlights to any page. All highlights are saved together when you download.
No limits. Highlight as much text as needed throughout your document.
No, all processing happens in your browser. Your documents are never uploaded to our servers.
Mark important text, organize your notes, and enhance your documents for free.
Start Highlighting Now