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Audio tool

Audio Pitch Shifter

Shift pitch by semitones using playback-rate resampling.

Runs on-deviceNo sign-upFree
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Audio Pitch Shifter workspace

Workspace

Audio Pitch Shifter

Runs locally

Drop an audio file

or · MP3, WAV, M4A, OGG

Audio is decoded with the Web Audio API and exported as uncompressed WAV. MP3 export is intentionally avoided; WAV keeps the result lossless and local.

Load audio, then process it on this device.

The guide

By the utils.sbs team · Reviewed November 2026 · How we build and review tools

Quick answer

Audio Pitch Shifter is a free browser-based audio tool. Shift pitch by semitones using playback-rate resampling. It runs with the Web Audio API locally, requires no account and does not upload your files. Open the page, add your input, adjust any options and download the result.

What is Audio Pitch Shifter?

Audio Pitch Shifter is a free browser-based audio tool from utils.sbs. Shift pitch by semitones using playback-rate resampling. It is built for quick, focused jobs: open the page, add your input, adjust the options and take the result with you. No account, install or server upload is required.

At a glance

CategoryAudio
InputMP3, WAV, OGG, M4A or another browser-decodable audio file
OutputA WAV or converted audio file
Enginethe Web Audio API
ProcessingIn your browser
PriceFree
AccountNot required

How Audio Pitch Shifter works

Audio is decoded with the Web Audio API, processed with standard digital-signal operations, and encoded back to WAV in the browser.

How to use Audio Pitch Shifter

  1. 1Open Audio Pitch Shifter and add your input.
  2. 2Adjust the options: pitch shift.
  3. 3Run the tool, check the preview or result, and download the output.

When to use Audio Pitch Shifter

  • Trim, fade or join recordings into one clean file.
  • Normalise volume or change the speed of a clip.
  • Convert audio to WAV for editing or archiving.

Inputs and options

Pitch shift
Set this value before running the tool.

Limitations

Browser codec support varies. WAV is used for export where predictable, uncompressed output matters.

Privacy and accuracy

Audio Pitch Shifter processes its input in the browser whenever the platform API allows it. Files and values are not uploaded to a server for processing, and the tool does not require an account. For calculations, use the result as a reference and verify important decisions against the source formula or a qualified professional. Read our methodology.

FAQ

Audio Pitch Shifter questions

  • What can I do with Audio Pitch Shifter?

    Shift pitch by semitones using playback-rate resampling. Audio Pitch Shifter is part of the Audio shelf on utils.sbs and is designed for quick, one-off tasks.

  • Is Audio Pitch Shifter free to use?

    Yes. Audio Pitch Shifter is free, requires no account, and has no per-file or per-use charge.

  • Are my files uploaded when I use Audio Pitch Shifter?

    No. Audio Pitch Shifter is designed to process your input locally in the browser. Files are not uploaded to a server for processing.

  • What formats does Audio Pitch Shifter support?

    It accepts audio formats your browser can decode and exports a downloadable WAV or converted file.

  • Can I use Audio Pitch Shifter on my phone?

    Yes. Audio Pitch Shifter is responsive and works in modern mobile browsers. Very large files may be limited by the device's available memory.

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