keys
| Software | Description | OS | License | File Date | Comments | Power |
|---|---|---|---|---|---|---|
| MIDI Key Viewer | Displays incoming MIDI messages on multiple graphic keyboards | Windows | Free | 2001-02-09 | 0 | 55db |
| Scale Trainer Guitar Edition v1.0 | Teaches 2952 guitar scales, modes, and keys interactively while you play. | Windows | Shareware | 2007-01-01 | 0 | 45db |
| Chords&Keys | Chords&Keys offers drills in every aspect of music fundamentals from pitch notation through chromatic chord spelling and modulation. | Mac | Shareware | 1998-12-01 | 0 | 40db |
