PreSonus Studio One

Designed to streamline audio production, Studio One (OS X; Windows XP/Vista) is compatible with a range of audio devices but offers special integration with PreSonus hardware. Key features include drag and drop arranging with easy tempo-matching; intuitive MIDI controls, and up to 64-bit floating-point processing. The program comes with an extensive collection of plug-ins and software instruments, including a mastering suite. Presonus.com