PreSonus Progression 2 Guitar Notation Software Compose in Progression for Mac or Windows-then continue to work on it in Progression for iPad. In addition to transferring to and from iPad, Progression offers support for standard file formats. Recording and editing MIDI data is easy in Progression. Viewing MIDI and standard notation together makes the experience special. Progression can run with 64-bit or 32-bit addressing on Mac and Windows. It works great with Windows 8 touchscreens and Mac Retina displays, too. Progression offers features you expect in a digital audio workstation-including PreSonus plug-ins!