Red Rock Software today announced the availability of Red Rock DeltaGraph 5.7 for Macintosh. This update to the company’s award-winning data analysis, charting and graphing software provides compatibility with both the latest Intel Core Duo Apple and PowerPC hardware in a single Universal Binary version. Version 5.7 broadens support for users of Mac OS 9.x, Mac OS X (10.1.5 and later) to include customers using Apple’s latest Intel-based hardware and corrects a number of known issues with previous versions of the product. (this update was not on Red Rock’s Web site at time of posting).