From Mark of the Unicorn:
Digital Performer is an integrated digital audio and MIDI sequencing production system. It provides a comprehensive environment for editing, arranging, mixing, processing and mastering multitrack audio projects for a wide variety of applications. Digital Performer allows you to simultaneously record and playback multiple tracks of digital audio and MIDI data in a totally integrated, creative environment. Digital Performer's award-winning multitrack sequencer design, combined with nondestructive digital audio editing capabilities, provide you with unprecedented flexibility and control over the audio you create.
What's new in this version:
This maintenance release includes expanded control surface and MIDI device configuration options, improved waveform overview construction, and more, as well as features and enhancements first introduced in DP 7.1 and earlier. Improved control surface configuration options enable the use of applications such as Saitara Software's AC-7 applications for iPhone and iPad.