Convert MP4 to WAV
Extract your video audio as uncompressed WAV, ideal for editing. All in your browser.
Your files never leave your device
How to convert MP4 to WAV
- 1
Upload the video
MP4, MOV or WEBM.
- 2
Convert
Audio is exported as 16-bit PCM WAV.
- 3
Download
Ready for your audio editor.
Why use this tool
Lossless
PCM WAV: not a single bit of quality sacrificed on extraction.
For editing
The format Audacity, Premiere or Reaper expect.
Private
The file never leaves your device: ffmpeg runs in your browser.
Real engine
ffmpeg, the industry standard, compiled to WebAssembly and self-hosted.
Frequently asked questions
WAV or MP3?
WAV for editing (lossless, big files); MP3 for listening and sharing (light).
Why does the first conversion take a moment to start?
On first use the ffmpeg engine (about 32 MB) is downloaded from this same site; it stays cached afterwards. The conversion itself depends on video length and your hardware.
What WAV exactly?
16-bit PCM at the video original sample rate.
Is there a size limit?
The site-wide limit is 250 MB per file, and above 100 MB we warn it may be slow: everything is processed in your browser memory.