Sketch, Draw, Paint, Create
Sketchbook Pro 2011:
Design to provide an authentic drawing experience in combination with pen tablets such as Wacom Bamboo, Intous, Cintiq products, or with Windows based tablets. Start creating with familiar tools that look and feel just like the real thing, now including synthetic paint brushes and smudge brushes for blending colors.
OS 10.5, 10.6, and appears to be 10.7
256 MB of RAM
Graphics card capable of 1,024 x 768 display
Pressure-sensitive tablet and pen recommended for optimal experience.