As a user of the Tutanota calendar i want to know which entries are relevant for today after switching to the calendar section so that i don't have to do any extra user interaction to see all events of that day.
As an owner of an iOS device i want to be able to configure the Tutanota app as the default email app. When clicking on a email address (e.g. from address book or a mailto link) the Tutanota application should start and open an email editor.
As a Tutanota user i still want to be able to do certain write operation while i am using the Tutanota application in offline mode. These actions should get synchronized after i am online again. Such actions are: