Extract the audio from a video
Upload any video (MP4, MOV, WEBM, MKV) and download its audio track in the format you choose: MP3, WAV, M4A, OGG, OPUS, FLAC or AIFF.
Your files never leave your device
How to extract audio from a video
- 1
Upload the video
MP4, MOV, WEBM or MKV.
- 2
Extract
ffmpeg pulls the audio track to MP3.
- 3
Listen and download
Preview player included.
Why use this tool
Any container
MP4, iPhone MOV, WEBM recordings, MKV…
Universal output
High-quality MP3 that opens everywhere.
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
Which video formats are accepted?
MP4/M4V, MOV, WEBM, MKV and AVI. The audio track is re-encoded to MP3.
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 if the video has no audio?
The conversion fails with a clear error: there is no track to extract.
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.