Spread the love of music.
There are no inactivity or service costs associated with cards, and they never expire. 

If a card is lost, stolen, obtained illegally, 

or used without authorization, the issuer is not liable for any loss or harm that results.

Unless you cancel before the end of the Free Trial Period,  

you will be automatically billed the then-current monthly price of the Spotify Premium Service after the Free Trial Period,

 and the payment method you supplied will be automatically charged that amount.

Simple features like playing music are completely free.
All of your downloaded playlists and albums are available in Spotify Premium’s Offline Mode, which lets you listen to them even when you are not online.