At the mastering stage you can upload a reference track to match its tone, loudness, and EQ. Requires the Creator plan or higher.
Once you move from mixing into the mastering stage, you'll get the option to upload a reference track. This feature requires the Creator plan or higher.
When you click Create Master, Cryo Mix matches the tone, loudness, and EQ character of your master to the reference track you uploaded. It's a way to steer your final sound toward a song whose sound you're aiming for.
At the mastering stage. Reference tracks aren't used during mixing. You'll add yours after mixing, as part of setting up your master.