Here are the latest updates for Mac OS X apps:

Autodesk has launched Autodesk SketchBook Pro 6 (www.sketchbook.com) for Mac and Windows, the latest release from the company’s SketchBook family. The new version features a streamlined interface, multi-touch navigation, French curves, synthetic paint and smudge brushes, plus even more brush controls to customize.

Photo Sense, photo editing software for the Mac, has been revved to version 1.8.0. The new version brings the creative effects features to a new level, introduces new pre-defined effects, and improves the user interface.

PTH Pasteboard Pro (pth.com/products/pthpasteboard/), the multiple pasteboard program for Mac OS X, has been updated to version 4.5.7. The upgrade fixes issues with Mac OS X 10.8 Mountain Lion.

OndeSoft Corp. (http://www.ondesoft.com) has updated Onde iTunes Converter, their media converting software, to version 1.23.5. It’s a maintenance upgrade.