This software has been built with the latest development tools on macOS Sierra and is fully compatible with macOS 10.12 Sierra. The software is backward compatible all the way to Mac OS X 10.6
Legacy OS X Software
This software has been built with earlier versions of the development tools and cannot be built with the latest macOS 10.12 Sierra development tools. Because Apple has dropped support for Quicktime, there are no plans to continue development of this software beyond OS X 10.11. In the specific case of Music Man, our new App mirethMusic is a functional replacement and also accepts Music Man registration information.
This software has been built with earlier versions of the development tools and is provided for users of older Mac computers, including PowerPC based Macs. If you are using a version of Mac OS X 10.6 or later you should not use these old version of software.
Older Mac OS Apps
This software has been built for Mac OS 8 and Mac OS 9 Macs.
This software has been built for users of Microsoft Windows based computers and is compatible with the latest version of the Windows OS. It is also backward compatible all the way back to Windows 95.