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Annotate PDF

Professional PDF annotation with highlights, shapes, sticky notes, stamps, and layer management.

Drop PDF files here

or browse files from your computer

Max 50MBPrivacy guaranteed

Full Annotation Toolkit

Text Markup

Highlight, underline, strikethrough

Freehand Drawing

Draw shapes and annotations

Stamps

15+ professional stamp presets

Comments

Sticky notes with reply threads

Layers

Organize annotations by layer

Export

JSON and XFDF formats

Industry-Standard Features

  • • Text Markup: Highlight, underline, strikethrough with custom colors
  • • Shapes: Rectangle, circle, arrow, line drawing tools
  • • Sticky Notes: Add comments with reply threads
  • • Stamps: Approved, Rejected, Draft, Confidential + 11 more
  • • Layer Management: Organize annotations, toggle visibility, lock layers
  • • Export/Import: JSON and XFDF format support
  • • Keyboard Shortcuts: V (Select), H (Highlight), T (Text), P (Pencil), etc.