The demo version of Softaken Lotus Notes Calendars to ICS Converter will convert only 10 ICS files. Trial Version of this software is free of cost to check software features and function. If user want to convert unlimited numbers of NSF Calendars into ICS format than purchase license version of Softaken Lotus Notes Calendars to ICS Converter Software.
Try the Demo Version of the software from Softaken Official site: https://www.softaken.com/lotus-notes-calendars-to-ics