5 great Android app alternatives to Gmail

Gmail is the lifeblood that drives the Android experience. All the data that flows through your inbox powers Google Now recommendations, fills up your calendar, and even tells Google Play what apps you you’re probably into.
But there’s nothing to say you’re stuck with the stock Gmail app. There are plenty of other good email apps for Android, many of which will also let you stay connected to your Microsoft Exchange account, Outlook.com, Yahoo Mail, or other providers.
Each of