Turn the sound of an MP4 video into an uncompressed WAV file for editing or mastering. Drop a .mp4 file below and the output is already set to WAV.
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Video & Audio Converter
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Selected Files
Add File
Select All
Select Settings
Video
Audio
Format
Resolution
Advanced Settings
FORMAT
MP4
WEBM
MKV
MOV
FLV
AVI
TS
Total Estimated Output Size: 0.00 KB
Convert
1
Drag and drop your .mp4 file onto the page or click to browse. You can select several MP4 files at once to batch-convert them.
2
The output format is already set to WAV, so you can convert immediately. If you need to, adjust the audio codec, bitrate or sample rate in the settings panel first.
3
Click Convert. The WAV file is processed on your own device; nothing is uploaded to a server. When it finishes, click Download to save it (or Download all to get a batch as a ZIP).
WAV is the format audio editors, DAWs and transcription tools prefer because it is uncompressed PCM with no decoding overhead. Converting MP4 to WAV gives you a clean, editable copy of the video's soundtrack that you can slice, mix or process in Audacity, Adobe Audition, Logic or Pro Tools without generation loss.
Because WAV stores every sample, the file will be considerably larger than the original MP4's audio track, roughly 10 MB per minute for CD-quality stereo. That is the right trade-off when you plan to edit the audio; choose MP3 instead if you only want to listen.
MP4 (MPEG-4 Part 14): MP4 is the most widely supported video container in the world. It usually carries H.264 or H.265 video with AAC audio, plays on every phone, browser, TV and editing app, and is the safest choice for sharing. It is best for sharing, social media, web playback and mobile devices.
WAV (Waveform Audio File Format): WAV stores uncompressed PCM audio exactly as it was recorded. It is the standard for audio editing, mastering and archiving, at the cost of large files (about 10 MB per minute of CD-quality stereo). It is best for editing, mastering, DAWs and archiving.
In short: keep MP4 when the priority is sharing, social media, web playback and mobile devices, and switch to WAV when the file is headed for editing, mastering, DAWs and archiving. Need a different target? The full Video Converter supports every format listed below.
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