BitHeadz have released the downloadable v3.3 updates for the OS 9 and OS X versions of Unity (Session, AS-1, DS-1, Synth Expander 1)
The OS X version "enhances use within DP 4.1" and the OS 9 version features "minor enhancements".
The OS X version "enhances use within DP 4.1" and the OS 9 version features "minor enhancements".