We do not have a download file for the latest version (20.08.4), but you can try downloading it from the developer's site
Download version 15.03.4 from Software Informer
Scanned by 72 antivirus programs on Jan 11, 2024.
The file is clean, see the report.
Version: 15.03.4 (x86/x64)
Date update: Mar 27, 2015
File name: sitecolightingtool_setup.exe
Size: 291 MB