Yes, you can download the latest installer from the user area: http://www.en.rhinogold.com/userarea.htm
If you have any doubt, don't hesitate to contact me.
Thanks and best regards,
Rafael del Molino
After receiving your emails (that we highly appreciated) about the benefits of updating to RhinoGold 4.0 we have decided to create a specific website listing the TOP-5 Reasons to Update your older version of RhinoGold or basic Rhino to RhinoGold 4.0!
There are many new features and improvements in RhinoGold 4 but these are the top 5!