An online mastering tool to improve the sound of music tracks.eMastered is an online mastering engine that uses to help music creators improve the sound of their tracks. It provides users with a range of features such as Reference Mastering, Advanced Mastering Options, Cloud Storage, Shareable Library Page, Track Statistics, and more. It also offers a 14-day money back guarantee, making it an affordable and reliable option for quickly and easily mastering tracks.