PitchLock

Android guitar tuner with live pitch detection, chord recognition, metronome, and a professional Compose UI.

# PitchLock – True Tone Guitar Tuner

Lightweight Kotlin Android guitar tuner with live pitch detection, chord recognition, metronome, and a professional Compose UI.

## Features

- Live tuner — YIN pitch detection with professional cents meter
- Auto string detect — or lock a string manually
- Tuning presets — Standard, Drop D, ½ Step Down, Open G, DADGAD
- Live chord detect — FFT multi-pitch + chord templates
- Metronome — accented clicks, BPM & time signature
- Open chord shapes — reference diagrams
- A4 reference — adjustable 415–466 Hz