To make each separate instrument fit together in a harmonious way that conveys the emotion of the song. Key Tasks:

Carving out frequencies so instruments don’t "clash" (e.g., making room for the kick drum in the bass).

Adding reverb, delay, or other creative processing to build depth and space.

Mastering is the absolute final step before release. It involves taking the finished mix and giving it a "final varnish" to ensure it sounds great on everything from iPhone speakers to club sound systems.

Adjusting volume and placing sounds in the stereo field (left, right, or center).

Controlling the volume range of individual tracks to ensure they sit consistently in the mix.

Mixing is the process of combining individual tracks (vocals, drums, guitars, etc.) into a cohesive single stereo file. Think of it as —putting all the right ingredients together so they taste (and sound) correct.

The mixing engineer has access to every single track in the project. 📀 Mastering: The Final Polish