Hello erverybody!
I'm not willing to pay for spotify premium and now I found out what I have to do:
Step 1:
Open your BB Browser, goto Settings, Developer Tools, Desktop-Mode and switch it on.
Attachment 234013
Step 2:
Now visit play.spotify.com and enjoy your music on your BB! :)
Attachment 234014
Thank me later :D
MfG Tobi from Austria. (That's why I'm bad at English :D)