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Upload your PDF.
Free PDF tool
Highlight PDF Online Free
Mark important text, sections, clauses, or review areas with simple PDF highlighting tools.
FreeNo signupNo watermarkFiles stay on your device
Drop your PDF to highlight it
Upload your PDF, add highlights where needed, and download the marked-up PDF.
Browser-first editing. No account required.
No account required
Free core editing
No watermark on export
Browser-first workflow
How it works
Use the tool in three steps
This page opens the full editor workspace, focused on the task you searched for. You get the complete editor instead of a limited upload form.
02
Choose the highlight tool and mark the page.
03
Download the highlighted PDF.
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Keep working with your PDF
Annotate PDF
Review a PDF with notes, marks, highlights, shapes, and freehand drawing tools.
Draw on PDF
Use freehand drawing for quick notes, circles, arrows, corrections, and visual feedback.
Edit PDF Text
Click detected text in your PDF, replace it visually, and tune the styling from the editor properties panel.
Edit PDF
Make quick PDF changes directly in your browser. No account, no watermark, and no desktop software needed.
FAQ
Questions about highlight pdf
Can I highlight text in a PDF?
Yes. You can place highlight marks on the PDF page and include them in the exported file.
Can I use highlighting for document review?
Yes. Highlighting works well for contracts, study notes, forms, and review drafts.
Does highlighting require signup?
No. You can start highlighting without creating an account.