What are some alternatives?
When comparing OfficeCalendar and Outlook, you can also consider the following products
Google Calendar - Spend less time managing your day & more time enjoying it
Thunderbird - Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!
Teamup Calendar - Cloud-based calendaring using capability URL, application developed in Zurich, Switzerland.
Gmail - Gmail is available across all your devices Android, iOS, and desktop devices. Sort, collaborate or call a friend without leaving your inbox.
iCal - In Calendar on your Mac, subscribe to calendars published or shared by others.
ProtonMail - Secure email with absolutely no compromises. Get your free encrypted email account today.