The outlook all is a killer productivity all. It's email, calendar and access to my google drive, Dropbox, and sky drive all in one place. Sending meeting avai

The outlook all is a killer productivity all. It's email, calendar and access to my google drive, Dropbox, and sky drive all in one place. Sending meeting availability is my favorite feature. It's my primary email and calendar app on the iPhone and loving it. I am using it to access my gmail and Google calendar and works flawlessly.