SketchBook Pro (iPad) app for $2.99

Autodesk SketchBook® Pro for iPad is a professional-grade paint and drawing application. Using the same paint engine as its desktop counterpart, SketchBook Pro delivers a complete set of sketching & painting tools through a streamlined and intuitive user interface designed exclusively for the iPad experience.  Whether you are an occasional doodler or a professional illustrator, SketchBook Pro transforms your iPad into the ultimate digital SketchBook.++