Software comparison

QLab vs Unreal Engine nDisplay

QLab is a show-control application, while Unreal Engine nDisplay is a real-time, node-based environment — they overlap in places but are often used together rather than as substitutes.

QLabUnreal Engine nDisplay
DeveloperFigure 53Epic Games
CountryUnited StatesUnited States
CategoryShow controlReal-time & node-based
PlatformsmacOSWindows, Linux
LicenceFree to program; paid licences to run advanced featuresFree to use; see Epic licensing terms
Skill levelBeginner → ProPro
First release——
Best forTheatre sound and video playback with simple mapping.Immersive rooms, domes and LED volumes with real-time 3D.
Key features
  • Cue-based show control
  • Video surfaces with corner-pin & mesh warp
  • Audio playback & mixing
  • MIDI / OSC / Network cues
  • Cluster rendering across many projectors/LED walls
  • Real-time 3D worlds
  • Warp & blend via MPCDI
  • Virtual production

Verdict

Only QLab runs on macOS.

Only Unreal Engine nDisplay runs on Linux, Windows.

Choose QLab for theatre sound and video playback with simple mapping.

Choose Unreal Engine nDisplay for immersive rooms, domes and LED volumes with real-time 3D.

Facts are curated and checked against vendor websites; licences and prices change — always confirm on the official sites before buying.

QLab alternatives · Unreal Engine nDisplay alternatives · All software