Some songs in Spotify are unplayable. There are many reasons why a particular track may be unplayable. When a song cannot be played in Spotify, it's displayed with the title and artist greyed out.
Some tracks in Spotify appear greyed out, even though they are listed in an album or playlist. These grey songs are unplayable. There are many possible reasons why Spotify cannot play certain tracks.
Spotify streams audio from anywhere with a Wi-Fi or cellular data connection. The disk cache prevents skipping when a connection is interrupted, but not for long. In situations with spotty service or no data, music fans can actually listen to their favorite tunes offline. To save storage space, Spotify does not automatically download any songs to the iPhone, iPad, or iPod touch. But anyone interested in playing specific albums or playlists can download them for ultimate flexibility.
Playing songs offline with Spotify means no data connection, no problem. Without a connection to Spotify, streaming music just can't play. The only issue with downloading Spotify albums and playlists is that songs take up space. iPhone owners can check available storage on their devices, which also shows which apps are using the most space. Spotify used disk space can add up quickly if there's a lot of downloaded content.
Spotify saves downloaded songs to iPhone storage, so they can be played offline. If you've checked available storage on your iPhone and Spotify takes up too much space, you can see why.