Gmail is one of, if not the most, popular email service on the planet, and for good reason: It’s free, it’s full of features, and nearly everybody uses it. If you don’t already have one of these ...

You can add multiple Google accounts on your Android device. However, it considers the first account you sign in with as the default and uses it to sign you in across various Google apps and services.

Gmail, Google's free email service, is almost 20 years old having launched as an invite-only public beta on April 1, 2004. In its early days, that invite-only scarcity and the fact that it seemed like ...