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Hz to Note Converter

This free Hz to Note Converter converts both ways: from frequency (Hz) to note name and from note name to Hz. Use it for tuning, sound design, and quick pitch checks while producing.

Convert Hz to Note

Closest note: -

Exact frequency of that note: -

Cents offset: -

Convert Note to Hz

Frequency: -

Formula used: note = 69 + 12 * log2(f/A4), and frequency = A4 * 2^((midi-69)/12).