Outlook for iOS and Android gets a subtle redesign as Microsoft moves to unite email apps

Back in January, Microsoft launched Outlook for iOS and Android, designed to help users of the two most popular mobile platforms manage their email and calendars. The new apps, which came about after the acquisition of Accompli, is part of the company's push to provide productivity tools across platforms -- even those it doesn't own. In the case of Outlook, that seems to be paying off. Microsoft announced Wednesday that 30 million people use Outlook for iOS and Android every month. That's s