MP4 to WAV Converter
Lossless audio extraction from video
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 MP4 to WAV Converter?
Pull uncompressed WAV audio out of MP4 (and other) videos for editing, sampling or analysis. Converted locally with FFmpeg compiled to WebAssembly — nothing is uploaded.
How to use MP4 to WAV Converter
Open MP4 to WAV Converter in any modern web browser on your computer, tablet, or smartphone.
Select, drag, or drop your file directly into the MP4 to WAV Converter 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.
- Cross-Platform Compatibility — works the same across Windows, macOS, Linux, iOS, and Android.
- No Account, No Email, No Watermarks — open the page and start working immediately.
- Real Media Decoding — a WebAssembly FFmpeg core processes your audio and video on your own CPU.
- Lossless audio extraction from video
- Running a quick one-off task — once loaded, most tools keep working even if the connection drops.
- Pull uncompressed WAV audio out of MP4 (and other) videos for editing, sampling or analysis. Converted locally with FFmpeg compiled to WebAssembly — nothing is uploaded.
- 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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