
ics To Xls
here is video on how to convert one or more ics files To Xls Excel spreadsheet.
If you want to automate conversion or avoid user Interface (UI) and run "ics To Xls" application from command line - here is an example of how to do it:
"C:\Program Files (x86)\WhiterockSoftware\icsToXls\icsToXls.exe" myCalendar.ics outputfile.xls