Just like Google Assistant and Siri, the Samsung Bixby comes with touch or voice command functionality. In Samsung Galaxy S8 and S8+, Bixby button is located on the left side, right below the volume keys. These smartphones are the first device to preload this intelligent Bixby physical button to it. The Bixby is “Anything you can do with touch on the phone, you can do with voice”. With Bixby, you can control all of your phone settings with your voice.