Free tool
Extract Audio from Video
Drop a compatible MP4, WebM, or MOV to extract its audio track in your browser. Video decoding depends on the source codec. No video upload is required.
Drop the video you want to extract audio from
MP4, WebM, MOV, M4V · video is not uploaded
A long video can take time to decode: the browser reads the file before displaying its waveform.
Extracted audio track
,Engine: the browser's native Web Audio API, without external libraries. Audio stays on your device.
Edit audio without uploading your file
Choose a file your browser can decode, preview the result, then download WAV or the compressed format offered by your browser. WAV export is uncompressed; compressed export may run in real time. Format support depends on the browser and source codec. Keep the original file and listen to the exported result before using it.
Does speed adjustment preserve pitch?
No. Playback-rate changes also change pitch. Use a dedicated time-stretching editor if you need to change tempo while keeping the original pitch.