You can get information on Spotify by logging in with your credentials.
Why choose Spotify premium is because it allows you to download upt to 10,000 songs that you can listen to when you are not near the internet or want to decrease your data usage. This can be done on different devices also (about 5). In order to download the playlist, podcast or album you just use the download toggle switch.
Price of Spotify Premium cost about $9.99 per month. For that price you get an ad free experience. You can listen to music as much as you want and never get interrupted by an ad. You can also listen to album, arties or playlist with unlimited skips at anytime.
People can play any album or artist that they want on the site with the Shuffle Play mode.
Spotify is free to use on desktop, tablet, and mobile and can be accessed in various locations.
The way that you have Spotify off line is to hit the gear icon in the settings, go to playback and in that section you should see the equalizer and offline. Hit that button next to the offline and Spotify should be now offline.
The way that the company makes money is through the free tier supported advertising and the premium subscription. Advertisers pay for the exposure and Spotify pays out royalties.
The company has helped the music industry by saving companies and artist money.