Akvis (http://www.akvis.com) has released Akvis Sketch 11, an update of the software that converts photos to pencil and watercolor drawings. The new version is compatible with Photoshop CS4-CS6 64-bit on both Mac and Windows systems. Also two new interface modes (Express and Advanced) have been added.
An Akvis Sketch Home License (plug-in or standalone) sells for US$72. Registered users of the previous versions can upgrade to version 9.0 for $39. Or you can buy the Alchemy Bundle (which includes the Sketch, Chameleon, Stamp, Retoucher, Coloriage, Noise Buster, Decorator, Enhancer, LightShop, SmartMask and ArtSuite plug-ins) for $325.
For business licenses consult the Akvis web site. One license key allows activating the software on two computers, for example, on a desktop and a laptop. The company offers free licenses to non-profit organizations. Akvis Sketch 11 is compatible with Mac OS X 10.4 and higher.