# Frequency to Note Converter

> Maps hertz to piano notes, cents, and MIDI at A4 = 440 or 432.

- **URL**: https://toolioz.com/music/frequency-to-note-converter
- **Category**: makers
- **Privacy**: 100% Client-Side In-Browser. No data or files are sent to any server.

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Toolioz — Free client-side tools and calculators. [View tool online](https://toolioz.com/music/frequency-to-note-converter)