Standard concert pitch is A4 = 440 Hz. Adjust if your instrument uses a different reference (e.g., 442 Hz for orchestras, 432 Hz for alternative tuning).
A4 =Hz
🔊 Play Reference Tones
Tap a note to hear the reference tone. Sing or play along to verify your pitch matches. The display above will show if detection is accurate.
✓ Verification Test
Play each reference tone and sing/play it back. The system will show what it detects vs. what was expected.
Expected
A4
→
Detected
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⏳
📊 Detection Settings
Adjust sensitivity for your environment and input source.
Min Volume Threshold:
Min Note Duration:
🎼
NoteScribe
Real-time pitch to notation. Sing or play a melody and watch it transcribe to sheet music.