Using PDF drawing tools

The drawing tools let you add drawing markups to your PDF documents. Each drawing comment you add comes with its own pop-up note, meaning you can add a text message to explain each drawing in more detail. The drawing tools in Nitro PDF Professional include:

• Line. Straight lines and different styles of pointers.
• Rectangle. Square drawings.
• Oval. Circular drawings.
• Pencil. Freehand drawings.
• Eraser. Edit or remove parts of freehand drawings.
• Polygonal Line. Series of connected straight lines.
• Polygon. Series of straight lines that close together to form a polygon shape.
• Cloud. Like the Polygon tool, but uses a cloud shape is the drawing border.

Related info: Nitro Pro 5 Help

Annotating & reviewing PDF
Markup & drawings in PDF
How to add stamps annotations in PDF