Guitar practice app that listens to your playing and scores chord changes and scales
AI-powered book playlist generator that creates custom reading soundtracks matched to any book's mood and atmosphere
Stage
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Founded
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Based in
US
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Pricing model
Freemium
Free
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
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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
AI book analysis to match music to mood and themes
Spotify track verification and playlist creation
Reading Room with timer and ambient sounds
Customizable mood, era, and instrumental-to-vocal mix controls
Support for any book title including indie and niche titles
Library card tracking pages, minutes, reading pace and daily streak
Browse and save featured playlists from other readers
No Spotify account required to generate playlists
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
Completely free AI-powered service with no account needed to generate
Works for any book including classics, indie titles, and BookTok favorites
Integrated reading timer and ambience for distraction-free reading experience
Customizable controls for mood, music era, length, and instrumental-vocal balance
Strumhold
BookTuning