1. On your iPhone, go to “Settings”
  2. Tap “Accounts & Passwords”
  3. Tap “Add Account“
  4. Choose “Other“
  5. Tap “Add CalDAV Account“
  6. Enter your TEAMBOX server details and tap “Next”
    1. “Server”: your TEAMBOX domain (e.g. “”)
    2. “Username” & “Password”: your TEAMBOX login details
    3. “Description”: define a custom name for your calendar
      => From now on, your TEAMBOX calendar events will be displayed on your iPhone and can now be edited, deleted or newly created