Advanced Annotations
Highlight, underline, draw shapes, and add sticky notes. Burned into the PDF on export.
Open a PDF to start annotating.
Key Features
Highlighter & Squiggly
Translucent highlights and wavy underlines for emphasizing important text passages.
Arrows
Click-and-drag arrows for callouts and pointing to specific page elements.
Rectangles
Draw outlined or filled rectangles to box out content or create visual frames.
Sticky Notes
Add inline notes anywhere on the page with editable text content.
Custom Colors
Pick any color for each annotation tool. Color choices are remembered across sessions.
Burned Into PDF
Exported annotations are real PDF objects — visible in any reader, no plugins required.
How It Works
Upload Your PDF
Drag and drop the PDF you want to annotate. It loads instantly.
Pick a Tool
Choose highlighter, squiggly, arrow, rectangle, or sticky note. Customize the color.
Mark Up the Page
Click and drag to place annotations. Edit sticky note text inline.
Export Annotated PDF
Click Export to download a PDF with all annotations permanently burned in.