Guitar practice app that listens to your playing and scores chord changes and scales
Learn to read music by playing it on a MIDI keyboard
Stage
Not given
MVP
Founded
Not given
Not given
Based in
US
GB
Pricing model
Freemium
Freemium
Pricing
Free (Practice plan): chord and scale drills, practice history, offline access, up to 7 rest days per year, one jam in C major. Sync $19.99/year or $2.99/month: adds cloud sync across devices and backup. Pro $59.99/year or $8.99/month: adds Diagnosis coaching, all jams in every key, full Songbook ac
Free: Beginner lessons, Note Flashcards, Blitz game, daily Cascade challenge, Pop Loop jam session, and 4 playable pieces. MidiSlayer full version: $49.99 USD one-time purchase (prices vary by country in local currency).
Key features
Scale practice with note-by-note feedback
Practice progress visualization with stronghold building
Offline-first web app with device-local storage
Jam with looping band in multiple keys and scales
Cloud sync across multiple devices
Diagnosis coaching for chord change weaknesses
Songbook showing playable real songs
Rest days system to maintain practice streak
Data export to file
MIDI keyboard input with real-time feedback
Interactive beginner lessons from basic note identification to reading both clefs
Note flashcard training with adaptive difficulty
Library of 69 classical pieces at varying difficulty levels
MusicXML file import for custom sheet music
Wait and Tempo modes for learning pieces at your pace or with a metronome
Arcade games including Blitz and Cascade
Exam mode with skill-based ranks and timed challenges
Progress tracking and performance analytics
Offline use after one-time license activation
What makes it different
Listens to your actual playing and scores every change in real-time via audio
No account, ads, or tracking required for free practice
All practice data stored locally on your device, never uploaded
Works completely offline once installed
Buy once with no subscription; perpetual license with all updates through v1 included
MIDI input provides exact note detection unlike acoustic microphone-based systems
Works on four platforms: macOS, Windows, Linux and iPad
Adaptive algorithm adjusts difficulty based on what you miss vs. nail
Strumhold
MidiSlayer