Smartphones are Here to Make your Life Better. Here's How Smartphones are often considered nothing but a portable entertainment hub, offering us new ways to have fun on the go. We use them to keep in touch through a thousand channels, we use them to play music and videos, to play games, and to kill time in many other ways I won't list here - it would take forever. Still, smartphones are not only about entertainment - they can improve our lives in ways we might not have thought of before. Here are a few of the things you might not use your smartphone for, but you should.