Up top on the right, near or inside of the search field, there's a microphone symbol. Then, tap on the 'Search' tab (the magnifying glass) when it's open. First, make sure you have the most up-to-date Spotify app for Android or iOS.
You can now do so without taking away the maps. Apple TV, too! Spotify's got more treats in store for users of Apple's platforms.
Conversely, you'll also be able to start Waze's GPS navigation from within the.