Pitchli is a high-accuracy chromatic tuner built for guitar, bass, and lower-register instruments. Use it as a standalone tuner with your device microphone, or load it as an AUv3 effect inside compatible music apps. Features: - Accurate real-time pitch detection tuned for bass notes below guitar low E through high guitar ranges - Smooth horizontal cents meter with clear flat/in-tune/sharp feedback - Adjustable reference pitch (A4 = 420-460 Hz) - Low-noise idle behavior that avoids unstable ghost readings - Audio Unit v3 extension support for compatible host apps Standalone mode: - Uses microphone input for direct instrument tuning - AUv3 host-specific controls (such as MIDI routing behavior) are disabled Notes: - Microphone permission is required for standalone tuning. - For AUv3 use, load Pitchli in a compatible host app.