Reductions for several tracks, E.P.'s and albums!!

Mastering Guidelines PDF

Free Sample Mastering

Check out what Cosmic Online Mastering can do for your music by uploading one of your tracks/mixes for mastering.

There is no catch or obligation!

You can also check out some samples on our Soundcloud page

Please read the Mastering Guidelines PDF and visit Mastering F.A.Q. before you Upload a track.

Tell us any relavent information regarding the required finished 'sound'