Mailbox hit a milestone of millionth reservation

Mailbox first hit the iTunes app store before six months. Mailbox has been regarded as one of the best Gmail apps, so that the Mailbox was acquired by Dropbox for $100 million recently. Now, Mailbox has hit a milestone with 1 millionth reservation, additionally Mailbox team announced a new update for Apple and is live in App store.The update offers “hundreds of fixes and improvements big and small”, but the only addition is a new “shake-to-undo” feature which is to shake your iPhone to undo the last action.