Lemke Software has updated Graphic Converter (http://www.lemkesoft.com/index.html), an image editing tool for Mac OS X, to version 7.6. The new version add a highlights and shadows function, color balance and more.
GraphicConverter converts pictures to different formats and has tools for picture manipulation. With it you can import about 200 graphic file formats and export approximately 80 graphic file formats. It’s a Universal Binary product, so runs natively on both PowerPC and Intel Macs.
GraphicConverter costs US$39.95 Site licenses are also available. It requires Mac OS 10.5 or later. Version 7.6 is a free update for registered users of version 7.x.