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Guitar feedback in your browser

Fix your chords.
While you play.

No install. Open it, allow camera, start playing.
Live finger feedback as you form the shape.
Camera stays on-device — nothing is uploaded.
20+ chord shapes, plus pick grip and progressions.
Works best in good lighting.
Pick a chord →
G
C
D
Em
Am
F
Pick grip
No install · Optional account · Camera stays on-device

How it works — three steps

1
Allow camera
One browser permission. All video stays on your device — nothing is ever uploaded or stored.
🔒 private
2
Pick a chord or grip
Choose from 20+ chord shapes — open chords, barre chords, 7ths, sus — or select Pick grip to check your strumming hand technique.
3
✅
GOOD
Get feedback
Hold the chord up to your camera. You’ll get live feedback on what to change.

Free · No account needed

*Provisional patent filed for hand-recognition technology.

Practice modes

🎸
Solo Practice
Pick any chord or grip, hold it up, and get live feedback. No timer, no pressure. The best place to start.
Beginner-friendly
📚
Lesson Path
A guided curriculum — open chords to barre chords to full progressions. Unlock each level by passing the previous one.
Structured
⇄
Drills
Rapid-fire chord transitions. Practice switching between two or more shapes at tempo until the muscle memory locks in.
Transitions
⚡
Challenge
Chord names flash on screen. You have seconds to form them. Scored on speed and accuracy with a live leaderboard.
High difficulty
📄
Tabs
Load a Guitar Pro file and follow along with animated tablature. Variable speed playback and count-in support.
Guitar Pro · .gpx .gp5 .gp
🤖
AI Chat Tutor
Knows what you're practising — ask about why your barre chord buzzes, chord theory, or song recommendations, and get advice tailored to your session.
Context-aware coaching

All modes free to start

*Provisional patent filed for hand-recognition technology.