Annotations & Comments
Add comments, markup, stamps, and other annotations to your PDFs.
Notes, highlights, and text markup
Text AnnotationsShapes, lines, and freehand drawing
Markup ToolsStandard and custom stamps
StampsCallout boxes with leader lines
CalloutsDistance, area, and perimeter tools
MeasurementCollaborate with comment threads
CommentsAnnotation Types
| Type | Description | Use Case |
|---|---|---|
| Sticky Note | Pop-up note attached to a point | Quick comments |
| Highlight | Yellow highlight over text | Important passages |
| Underline | Line under text | Emphasis |
| Strikethrough | Line through text | Deletions |
| Rectangle | Rectangular shape | Highlight areas |
| Circle | Ellipse shape | Call attention |
| Line | Straight line | Connect items |
| Arrow | Line with arrowhead | Point to items |
| Freehand | Pen drawing | Signatures, sketches |
| Stamp | Preset or custom stamps | Approvals, status |
Annotation Panel
View and manage all annotations:
- Click Annotations in the sidebar
- See list of all annotations
- Click to navigate to annotation
- Filter by type, author, or status
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