Audio Reverser
Play any audio backwards
100% Private & In-Browser
Processed locally using client-side JavaScript. Your files and data never touch any server.
Instant & Unlimited
No registration, no waiting queues, and no limits on file conversions or generations.
What is Audio Reverser?
Reverse an audio file so it plays backwards — the classic technique for hidden-message hunting, sound design and music production effects. Runs locally in your browser.
How to use Audio Reverser
Open Audio Reverser in any modern web browser on your computer, tablet, or smartphone.
Select, drag, or drop your file directly into the Audio Reverser workspace.
The tool processes your data in real time directly on your device using WebAssembly-compiled FFmpeg cores and browser WebCodecs hardware APIs.
Copy your generated result to your clipboard, preview the output, or save your file with a single click.
- Instant Unlimited Free Usage — no daily limits, feature gates, paywalls, or account registrations required.
- Cross-Platform Compatibility — works the same across Windows, macOS, Linux, iOS, and Android.
- Real Media Decoding — a WebAssembly FFmpeg core processes your audio and video on your own CPU.
- Play any audio backwards
- Running a quick one-off task — once loaded, most tools keep working even if the connection drops.
- Reverse an audio file so it plays backwards — the classic technique for hidden-message hunting, sound design and music production effects. Runs locally in your browser.
- Content creators, podcasters, video editors, and audio engineers who need to demux and extract audio/video streams directly on local CPU cores without installing software.
- Handling private or confidential material that should not be uploaded to third-party cloud services.
Frequently Asked Questions
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