trueSKY is available as a Unity plugin, either as a binary for amateur and independent developers, or with full source code for professional teams.

trueSKY Indie

  • Editor Integration
  • Binary
  • PC DirectX 11


  • Editor Integration
  • Source code
  • PC, PS4, Xbox One


  • Day-night cycle based on latitude, longitude, time-of-year
  • Dynamic volumetric atmospherics and fog
  • Fully volumetric clouds – no sprites, impostors or billboards
  • Real time weather changes – create keyframed weather sequences
  • Rain and snow – define movable precipitation areas.
  • Full integration: drive Unity’s lighting from trueSKY

Register with Simul to try and buy the plugin, or to get a source code licence.


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