Mastering is essential when the music is to be released for commercial purpose. What mastering does is fine-tuning the music to make it listenable. The trained ears of the mastering engineer segregates the noise from the music. The mastering engineer tweaks the soundtrack and makes it radio ready. The whole mastering process involves adjusting the volume of the tracks in case there are multiple tracks. It also involves adjusting the intros and the ends to make it sound good. The music mastering is now available online as well. Online music mastering is highly beneficial as it helps the track sound professional and clear. Almost all the tracks are worth mastering. Mastering can range from simple adjustment of volumes to extreme eq and compression. The mastering engineer knows how to reduce the noise and enhance the music. Recording mastering is necessary when the music is to be released for commercial purposes. The online mastering services enable the musicians to upload the files on the site for mastering. Once the mastering is done, it is sent back to the customer. The choice of format used for mastered files can be digital or analog. With the advent of online mastering services, the popularity of mastering the song has increased. It has become common practice now. In a music frenzy nation, one just canít afford to miss out on the advantages from the mastering of tracks. Mastered tracks can be played anywhere, on any medium. Mastering enables the tracks to be played on any medium and not just on the medium on which the music was created.