Free: $0/forever with 5 practice analyses per day. Plus: $9.99/month with 50 practice analyses per day. Pro: $19.99/month with 200 practice analyses per day.
Key features
Eight labeled chords for the detected key
Chord voicing options including sevenths, sus2, sus4, add9, first inversion, and no third
Installable to home screen like a calculator
No audio recording
Analyzes timing, note accuracy, note duration, dynamics, and early releases
Hand-specific performance feedback
Interactive score and keyboard
Practice history and progress tracking
AI spoken coaching
Personalized generated lessons
Works offline after initial setup
Native app for macOS, Linux, and iPad
Direct MIDI keyboard connection
What makes it different
No audio is recorded; sound is analyzed and discarded in real time
Runs entirely offline after first load with no uploads to servers
Installs like a calculator app on your home screen for quick access
Prioritizes the most important issue to work on next instead of overwhelming with all mistakes
One focused recommendation per practice attempt
Adapts to your performance rather than generic feedback
Built specifically for MIDI keyboards with note-level analysis
Polychrome Computer
Melovance