We do not have a download file for the latest version (5.8), but you can try downloading it from the developer's site
Download version 5.1 from Software Informer
Scanned by 7 antivirus programs on Nov 24, 2018.
The file is clean, see the report.
Version: 5.1 (x86)
File name: meusburger_katalog_v5000.exe
Size: 663 MB