Aurally Sound has updated Song Master to version 3.0. They say:
For this release, we've greatly improved the quality of their stem/instrument separation algorithm along with a number of new features and improvements.
Song Master provides a suite of tools and analyzers designed to help you learn and practice songs directly from the recording. Advanced AI algorithms analyze and determine chords, song sections, measures, key, BPM, and time signature. Tools to slow tempo, change pitch, re-mix and mute instruments, metronome, and phrase & key trainers simplify learning.
For a complete list of updates, you can view the release notes.
Price: $59 USD. This is a free update for all owners of Song Master. Download the update or try the demo version.