Warning: Please keep in mind that once you have deleted a calendar or account, it is removed from the CoSchedule system permanently as well as everything associated with it. We are not able to recover your data, including previously scheduled social messages, comments, tasks, team member information, or notes.
To delete your calendar, go to http://app.coschedule.com. Then go to the calendar's Settings > Calendar Settings page. In the bottom-left hand corner, click Delete This Calendar.
After you have deleted all of your calendars, you will get a screen prompting you to make a new calendar. At the bottom, click on My Account.
When inside the "My Profile" page, click Delete My Profile.