Credit: Edgar Cervantes / Android AuthorityTL;DRAT&T now offers a free phone upgrade every year for three years when you bundle its home internet with wireless service. The deal includes AT&T Next Up Anytime, 20% off home internet, and up to $800 in switcher credits.New and existing customers qualify, though existing ones only get the phone upgrade benefit.As the competition over wireless customers continues to heat up between the big three, we’ve seen T-Mobile begin to outshine its competitors in some ways. To combat this, Verizon and AT&T are both working hard to win new users. To that end, Verizon recently announced a new Switchers promotion, and now AT&T has something new up its sleeve as well: a free smartphone every year for three years. The catch? You’ll need to bundle AT&T home internet with cellular service.Don’t want to miss the best from Android Authority?