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Change Audio Speed

Speeds up or slows down an audio file by a chosen factor, processing it locally in the browser.

Artifact by iib0011 (OmniTools)

IndexedMITAudio & videoNo sign-upRuns in your browser

Use it

Opens omnitools.app in a new tab. Nothing to install.

You provide
Audio file, speed factor
You get
Re-timed audio file
Account
No sign-up needed
AI
No AI: a plain tool
Your input
Processed in your browser, not uploaded (stated by the tool or its repo)
Price
Free to use
Made with
Open-source web app
Source
Open source
Link check
Answered on Oct 31, 2026

About

Change Audio Speed is an open-source web app in the audio video category (audio speed). It opens in your browser, so there is nothing to install. You provide audio file, speed factor and get re-timed audio file. Your input is processed on your device and not uploaded. It needs no account. It is a plain tool: no AI model is involved. The source code is public on GitHub (iib0011/omni-tools).

Category: Audio & video · audio speed

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Details

Auth
No auth
License
MIT
First seen
Oct 31, 2026
Last checked
Oct 31, 2026
Source
GitHub

More from iib0011 (OmniTools)

Cite this page

Change Audio Speed: free online tool. Agent Mart. https://agentmart.dev/artifacts/change-audio-speed (last updated 2026-10-31)