Particle 9

Particle 9 is an art program with unique foliage painting tools, along with more traditional natural media. Its sits happily between a small and light app, and a feature rich desktop program. It features drawing with art tools like airbrush, bristle brushes, and watercolor, particle based foliage and natural phenomenon, and creation of shapes like curves, boxes and ellipses, that can be filled in a variety of ways. The interface is simple and easy to learn, and all the features are easy to access.

Particle 9 is based on Howler, a media suite all-in-one paint program, with many additional features, such as painting on animations with other animations, creating and animating 3D landscapes, working with visual effects, and much more.