Gmail is the most popular email service, which is provided by the search giant Google. Gmail is a email service which is powered by many cool features like  spam protection and inbox organization. Gmail App for Android allows you to link other email providers like Yahoo! and Outlook to your Gmail account and enjoy the cool features of Gmail. This is called "Gmailify".

Yes, Gmailify lets you to link other email accounts like Yahoo! and Outlook to your Gmail account allowing you to use Gmails cool features like whistles, spam protection, inbox organization and even Google Now cards.

To use Gmailify feature, just open Gmail app, sign into your email account and enable Gmailify.