Audio editors work best with uncompressed WAV.
Video Converter
MP4 to WAV
Extract the sound from an MP4 as an uncompressed WAV, ready for an audio editor, a DAW, or transcription. Converted on your device, never uploaded.
16-bit PCM WAV at the video's own sample rate, so nothing is resampled on the way out.
- Nothing is uploaded
- Instant when the streams fit
- Files up to 500 MB
- Add a file
- Pick a format
- Save
Drop an MP4 file
MP4 · MOV · MKV · WebM · AVI · MP3 · M4A · WAV · up to 500 MB
Free, no signup. Converted on your device.
Why it helps
Why convert MP4 to WAV
Re-editing a WAV adds no extra compression loss.
Transcription and speech tools often ask for WAV.
How to use it
How to convert MP4 to WAV
1 Drop the .mp4 file in.
2 WAV is already picked.
3 Convert and save the .wav.
Quick tips
MP4 to WAV tips
WAV files are large: about 10 MB per minute of stereo sound.
To send audio rather than edit it, MP3 or M4A is a tenth of the size.
WAV cannot add back detail the MP4's compressed sound already lost; it just stops further loss.
FAQ
MP4 to WAV questions
What kind of WAV do I get?
16-bit PCM WAV with the same sample rate and channels as the video's sound, which every audio tool opens.
Why is the WAV so much bigger than the MP4?
The sound in an MP4 is compressed; WAV stores every sample uncompressed.
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