Name: QLab Pro
Mac Platform: Intel
OS version: OSX 10.8 or higher
Processor type(s) & speed: 64-bit processor
Fix the bug that has persisted since 3.1.19 that could cause QLab to crash during audio playback.
QLab provides live show control for your Mac. Create media designs for theatre, dance, composition, installation, and more. Play back audio, video, and MIDI from a single workspace.
The most simple version of QLab is free and provides a powerful audio and video playback environment. If you require advanced functionality, licenses are available to unlock additional features.
More info: http://figure53.com/qlab/