Archived App (Last seen on 12 May 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
This app allows you to set the master volume and subwoofer level, select sound pre-sets, switch audio input sources, adjust the 10-band Parametric EQ, Crossover, Fader/Balance and much more.
What's New in SB
1.0.0
July 8, 2019
