Speed & Voice Changer
Change playback speed or pitch-shift a voice.
This tool isn't available yet.
It needs server-side processing that we have not built yet, so it cannot run in your browser the way our other tools do. We would rather show you an empty page than a broken tool, and we do not have a date to give you.
Browse the tools that do workThis speed and voice changer lets you change how fast an audio clip plays and adjust how its voice sounds. Add an audio file, speed it up or slow it down, shift the pitch, and listen to the result before you save it. It is useful for making voice effects for videos and memes, speeding up a lecture or podcast recording, slowing down a clip so you can hear every word, or experimenting with a funny voice. If you have been searching for a speed up voice changer, a voice speed and pitch changer or an audio speed changer app, this is a quick option that needs no download. The tool is free, needs no account, and processes audio in your browser, so your recordings are not uploaded to a server. It also works offline after the page has loaded. Extreme speed or pitch settings can make a voice sound distorted, so adjust in small steps.
Frequently asked
How do I speed up a voice recording?
Add your audio file, raise the speed setting, and play it back to check the result before saving.
Can I change pitch as well as speed?
Yes. The tool is a speed and voice changer, so you can adjust the pitch to make a voice higher or lower.
Are my recordings uploaded?
No. Audio is processed in your browser and stays on your device.
Is it free, and do I need to download anything?
It is free and runs in your browser, so there is nothing to download or install.