Excel add-ins are one of the easiest ways to get access to data tools and techniques. At Diametrical, we have many years of experience in developing reliable add-ins for datascience businesses.
Instructions on how to install and register add-ins are here. The add-ins are designed for Microsoft Excel 2010 onwards running on Microsoft Windows PCs . As such, installation is easy and requires no special permissions.
Unfortunately, we do not offer add-ins for Mac Office at the present time.