Online Pitch Detector & Chromatic Tuner

Measure exact frequency in Hertz (Hz), musical note, and cents deviation of your voice or instrument in real-time from your microphone.

Powered by Pitchy and Meyda algorithms providing a live chromatic tuner meter, in-tune status badge, and oscilloscope visualizer.

How to use this tool

Click "Start Mic Pitch Detector" or select an audio file.
Sing or play a note to view exact Hz frequency, note name (e.g. A4, C#3), and tuner meter.
Tune your instrument until the needle hits the center green zone.

Key Advantages

High-precision Pitchy autocorrelation detector.
Visual chromatic tuner with cents offset display.
Meyda feature extraction (RMS volume & spectral features).

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