Drop a PDF file here
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PDF saved with annotations!
⬇️ Download PDFWhen to use Annotate PDF
Document Review
Reviewing documents and adding comments, highlights, and notes for colleagues or clients
Contract Markup
Marking up PDF contracts with questions or suggested changes before signing
Key Passage Highlighting
Highlighting key passages in research papers, legal documents, or textbooks
Presentation Feedback
Drawing attention to specific areas in a PDF for presentations or feedback sessions
How to Annotate PDF — Step by Step
Upload your PDF
Drag and drop your PDF or browse to select it
Use the annotation toolbar
Select tools like highlight, underline, draw, rectangle, or text note from the toolbar
Annotate on the page
Click and drag on the page to create highlights, shapes, or freehand drawings. Click to place text notes
Adjust annotations
Move, resize, or change colors of existing annotations using the selection tool
Save and download
Click “Save” to embed all annotations into a new PDF and download it
Frequently Asked Questions
❓ Can I undo an annotation?
Yes, you can remove individual annotations using the delete/eraser tool, or clear all annotations and start over.
✨ Are my annotations saved in the PDF?
Yes, annotations are permanently rendered into the PDF when you save. They become part of the document content and will be visible to anyone viewing the PDF.
❓ Can I collaborate with others in real-time?
No, this tool is designed for individual use. To share annotations, save the annotated PDF and send it to collaborators.
📋 Does this work on mobile devices?
Yes, the annotation tool works on mobile browsers, though touch-based drawing may be less precise than using a mouse or stylus.