To download Octane Render for Cinema 4D (C4D) R25 for free, you can use the OctaneRender Prime (Free Tier) Demo version , both available from

Free Trial: You can sign up for a free trial on the Official Otoy Website to test the full version for a limited time. Installation Guide for Cinema 4D R25

  1. Open the Render Settings in Cinema 4D (Ctrl+B or Cmd+B).
  2. Change the Renderer from "Standard" or "Physical" to "Octane Render".
  3. Open the Octane Live Viewer (Extensions > Octane Render > Live Viewer).
  4. You are now ready to render.

Once you have downloaded the correct installer from your OTOY account: