MyCase does not have an official integration with Calendly. Please follow the steps in this article to sync scheduled events to your MyCase calendar through our calendar integration with Outlook and Google.
Steps to Link
Log In to Calendly and ensure it is linked to your Google or Outlook account.
Select Account in the upper right corner of your screen.
Click Calendar Connections in the drop-down menu.
Locate Add to Calendar under the Configuration section, and click Edit.
A window asks, "What calendar should we add new events to?" Choose MyCase under the Add to Calendar drop-down.
Select Update to save.