The 5.3 series introduced significant power-user features that remain hallmarks of the software: Welcome to SoundSource - Rogue Amoeba
: Send specific applications (like music players) to one set of speakers while keeping system alerts on another. SoundSource 5.3.5
SoundSource is defined by its ability to provide granular, per-application audio control directly from the Mac menu bar. Unlike standard macOS settings, version 5.3.5 allows users to: "Magic Boost" for enhancing small speakers
: Apply a built-in 10-band equalizer, "Magic Boost" for enhancing small speakers, and third-party Audio Unit plugins to any audio source on the system. Key Features of the 5.3.x Series SoundSource 5.3.5
: Independently adjust or mute the volume of individual apps, solving common frustrations with varying audio levels across different software.