Extract the audio from any video as MP3, free, in your browser, no upload.
Open Extract AudioWhatever the format, MP4, MOV, WebM or MKV, sometimes you only want the sound. Converting a video to MP3 strips out everything but the audio and saves it as a small, universal file you can play on any phone, speaker or music app.
The audio is decoded from the video and re-encoded to MP3 at your chosen bitrate, from 128 kbps for voice up to 320 kbps for transparent music quality.
| Format | File Size | Quality | Compatibility | Use Case |
|---|---|---|---|---|
| MP3 | Small | High (lossy) | Universal | Music, podcasts, every player |
| M4A (AAC) | Smallest | High (lossy) | Apple, modern players | Smaller files, Apple devices |
| WAV | Large | Lossless (PCM) | Universal | Editing, mastering |
Open the Video to MP3 converter
Click the button above or go directly to /tools/extract-audio. No signup required- the tool is free and works instantly in your browser.
Drop your files
Drag and drop your Video files onto the upload area, or click to browse. You can convert up to 20 files at once on the free plan (500 on Pro).
Download your MP3 files
Click Download on each file or use Download All as ZIP to save everything at once. All processing happens in your browser- nothing is uploaded to a server.
Complete privacy
Your files never leave your device. All conversion happens inside your browser using the Canvas API and WebAssembly.
Instant results
No upload, no queue, no waiting for a server. Conversion starts the moment you drop your files.
True batch processing
Convert up to 20 files at once on free (500 on Pro) and download them all as a ZIP. No signup required.
Always free
Core conversion tools are free forever. No watermarks, no file size caps on common formats, no account required.
How do I convert a video to MP3?
Drop any MP4, MOV, WebM or MKV into omnikitbolt's Extract Audio tool, pick MP3, and download. The audio is extracted in your browser with nothing uploaded.
Which video formats are supported?
MP4, MOV, WebM, MKV and more. omnikitbolt reads the audio track directly from each.
Is it free and private?
Yes. It is free with no signup, no watermark, and the whole process runs locally in your browser.
Ready to convert? It takes less than 10 seconds.
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