Free online calendar, daily planner, task manager with easy and secure collaboration options. Can share single events or entire sub-calendars. Keep detailed notes, upload files. Use Scheduler view as Kanban board task manager inside your calendar.
Pro Share individual events (tasks/projects/meetings)
You can easily and automatically create a stand-alone webpage for every single event. Add all the details for the event, then share the event page link with anyone who needs to help/be part of it. You can use comments to discuss details on the event page. Easy, free, makes it easy to collaborate on individual tasks or projects without a big setup.