You can test all Pro features for 60 minutes via the Start Demo Mode option in the QLab menu, though saving/copying is disabled in this mode. QLab 5.0 Release Notes
Added network device descriptions for the Shure Axient Digital line of wireless receivers.
Resolved issues with audio effect deletion in patches and the Fade cue inspector. QLab Pro 5.0.6
The engine was rebuilt using Apple’s Metal framework, significantly boosting performance for high-resolution video tasks, especially on Apple Silicon.
Mac-only, requiring macOS Big Sur (11.0) or later. You can test all Pro features for 60
Fixed a brief audio ramp-up issue when sending audio to NDI output. Core QLab 5 Pro Architecture
Replaced the global audition window with individual, category-specific audition behaviors for Audio, Video, MIDI, and Light cues. The engine was rebuilt using Apple’s Metal framework,
Supports unlimited audio output patches with flexible routing and "always-on" meters in audio effects. Performance and Requirements