Yahoo leads the e-mail market with over 250 million users, many of whom, by extension, probably use its other productivity apps like Yahoo Calendar. This is why Yahoo's acquisition of online ...

Once you log into Yahoo Mail on your device, the app will remember your username and password and keep you signed in. ... In the Yahoo Mail app, tap the Y! Icon at the top left of the screen. 2.

Microsoft is already renovating Hotmail and renaming it Windows Live Mail. As if all the Windows Live rebranding weren't confusing enough to track, today a beta edition of yet another e-mail tool ...