Is joining Yahoo! Music and Yahoo! free?
Yes, joining Yahoo! Music and Yahoo! is free. All you have to do to use Yahoo! Music is to join Yahoo!. Your Yahoo! ID will work on Yahoo! Music, so if you are already a Yahoo! member, you are all set.
To learn how to create a new Yahoo! ID, please visit the help page covering how to register for a Yahoo! ID.
Note: Your Yahoo! ID cannot contain special characters or spaces. After you've signed up, you can use this same ID and password for all of Yahoo!'s services.