On the other hand, full-track downloads mastertones, which totaled merely $121 million in 2006, are getting much more popular these years. They will reach $1.63 billion in 2011, accounting for half of the mobile music spending in that year.

eMarketer also stated that there is a growing trend of ad-supported mobile music. In 2006, it only accounted for $5 million, but is expected to grow over 50 times to $260 million in 2011.