Output —Load audio

Pitch Shift

Pitch Shift raises or lowers the pitch of a clip without changing its speed — up to an octave in either direction, in semitone steps. Use it to match a key, create a chipmunk or deep-voice effect, or nudge a sample into tune. It's all processed in your browser, so nothing is uploaded.

How to use Pitch Shift

01
Upload

Add your audio

Drop your file in and play it to hear the original pitch.

02
Customize

Shift the pitch

Move the slider up or down in semitones — up to +12 or -12, a full octave each way.

03
Process

Download

Export to apply the pitch shift and save the file.

What is Pitch Shift?

Pitch Shift raises or lowers the pitch of a clip without changing its speed — up to an octave in either direction, in semitone steps. Use it to match a key, create a chipmunk or deep-voice effect, or nudge a sample into tune. It's all processed in your browser, so nothing is uploaded.

Key features & benefits

Free to use
Runs in your browser
No installation
Private processing
Fast processing
Easy download

Supported formats

MP3WAVM4AOGGFLAC
Max file size — bounded by your device's memoryProcessing — 100% in your browser

Frequently asked questions

No — the tempo stays the same. Only the pitch moves, so the clip is the same length.

Twelve semitones make an octave. +12 shifts up a full octave, -12 down a full octave; ±1 is a subtle nudge.

Keeping it within ±12 semitones preserves audio quality; beyond an octave, pitch-shifting artefacts become obvious.

Yes — Pitch Shift is completely free. There's no account, sign-up, watermark or limit on the core tool.

No. This tool runs entirely in your browser — your file is processed on your own device and never leaves it. The only network request is an anonymous usage counter.

No. It runs in any modern browser — Chrome, Edge, Safari, Firefox, Brave — with nothing to download or install.