You can download evaluation versions of DL-Light and DL-Instant for free and use it in your Sketchup projects. The downloaded evaluation version has some limitations.
There is no time limitation on the use of the evaluation version of DL-Light or DL-Instant.
For a professional use, we recommend that you buy a license on the following page.
Installer for Windows7 or higher for Sketchup 2016, 2017, 2018, 2019.
Installer for MacOs for SketchUp 2016, 2017, 2018, 2019
Super fast module for the simulation of luminance and illuminance in SketchUp.Installer for Windows7 or higher, for Sketchup 2016, 2017, 2018, 2019.