APPLE INSIDER
Here’s how to change your default music player on iPhone and iPad to Spotify, Pandora, and others in iOS 14.5.
Siri now allows you to set your default music playerCurrently in both developer and public beta, iOS 14.5 for iPhone and iPadOS 14.5 for iPad brings the new ability to update the default audio player to others besides Apple’s native Music app. With this update, many apps can now be set as the default music player. Apple Podcasts, Pandora, Dark Noise, Spotify, iHeartRadio, and TuneIn Radio to just name a few.
Source: APPLE INSIDER