Reactions User Guide



Download Windows Installer
Installation Instructions

System Requirements

  • Windows 8.1 or later
  • Cinema 4D integration requires R20 through R23
  • GPU simulation requires an Nvidia GPU with CUDA CC 3.5 or later (see
  • Redshift integration in standalone app requires Redshift v3.0.36.
    Redshift in C4D is unaffected by this requirement.


  • [Build] Version number on nightly build installers did not include sub-patch count.
  • [Cache] Fixed: sequence render tried to amend cache when jumping between frames.
  • [Templates] Updated explosion template shading.
  • [UI] Several styling and icon updates.
  • [UI] Fixed crash on startup if stored window size was degenerate.
  • [UI] Fixed: Splitter positions not restored correctly in some cases.
  • [Viewport] Made rainbow shading independent of density scale.
  • [VolumeMaterial] Added emission masking.
  • [VolumeMaterial] Added emission blurring.