AudioFetcherAudio tools

Edit audio

Audio Speed Changer

Make speech or music play faster or slower without changing the pitch.

Runs locally in your browser

Local workspace

Process a local file

No media upload

On-device

Your selected media stays on this device. AudioFetcher loads its processing engine, reads the file in browser memory, and creates the result locally.

Temporary

Refresh or close the tab and the selected file and generated result leave browser memory.

Honest limits

Extreme speed changes can sound less natural; the supported range is 0.5x to 2x.

How to use Audio Speed Changer

  1. 1

    Choose the local file from your device.

  2. 2

    Set the available output controls for this task.

  3. 3

    Download the result before refreshing or closing the page.

What this tool changes

Make speech or music play faster or slower without changing the pitch.

Extreme speed changes can sound less natural; the supported range is 0.5x to 2x.

Audio Speed Changer questions

Does Audio Speed Changer upload my file?

Your selected media stays on this device. AudioFetcher loads its processing engine, reads the file in browser memory, and creates the result locally.

What should I know before using Audio Speed Changer?

Extreme speed changes can sound less natural; the supported range is 0.5x to 2x.

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