I have got new update of Gmail Android app. I have done some research on this update to know about new features of this update. This new version brings Microsoft exchange accounts supports for all Android devices. So now you can also use non-Google accounts on Gmail app. It support Yahoo, Outlook and now Microsoft exchange account also.
All your corporate microsoft exchange account now you can use with Gmail app. Gmail now updated to v6.5.12. This update file size is 17.34MB.
You can download this update from below link.