Mail plane notifier tells you how many unread messages are in your inboxes, right from your Mac menu bar.Use an unlimited number of accounts separately from the typical cluttered browser window.All in one app with Apple-like keyboard shortcuts.And No separate set-up required.A huge drop area which you can't miss.It triggers actions like composing a new message,resizing images,zipping directories,etc.And it notifies you if new emails arrive or keeps quiet in 'Do Not Disturb' mode.