Browser audio conversion

Convert your
recording.

Choose a recording you own, set its source tuning and your target reference, then download a WAV.

Processed in your browser. Your audio stays on your device.

Choose the right source reference.

If your recording is already tuned to 432, select 432 as the source to avoid shifting it again.

Target reference: 399–440 Hz · WAV download

Local processing399-440 Hz

Drop an audio file or click to choosemp3 · wav · flac · aac · m4a · ogg

Source tuning

Reference pitch432.0 Hz-31.77¢ from source

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Processed locally in your browser · never uploaded · for your own files

Free live tuner

Tune before you record.

Use your microphone to tune against A=432. Play one note at a time and follow the meter toward the center.

A = 432 Hz

Detected note

—

Play one note at a time

FlatIn tuneSharp

Start the tuner to listen

Signal

Auto, or choose a guitar string

Microphone audio stays on your device.