Zplane Tonic V1.1.0 [osx] -

Once a key is selected, TONIC displays the compatible notes and triad chords within that scale.

Features a playable keyboard that can "fold" to hide notes outside of the detected scale, preventing off-key playing. v1.1.0 Specific Updates zplane TONIC v1.1.0 [OSX]

The interface is resizable via a zoom slider in preferences to better fit different screen resolutions. Once a key is selected, TONIC displays the

You can now explore scales and trigger the internal preview synth using an external MIDI controller. Once a key is selected

Analyzes audio in real-time or offline to suggest up to three potential keys with a graphical confidence meter showing the probability for each.