The software is designed to simplify "harmonic mixing"—the practice of mixing tracks in compatible musical keys to avoid dissonance.

Version 7 brought several technical and workflow improvements over its predecessors:

Mixed In Key version 7.0.181.0 represents a significant iteration of the industry-standard harmonic mixing software, primarily known for introducing . While newer versions like Mixed In Key 11 have since been released, Version 7 remains a foundational update for DJs using platforms like Serato DJ or Native Instruments Traktor . Core Functionality