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Video to MP3 Converter

Extract the sound from MP4, MOV, WebM and other videos as an MP3 file at 128 to 320 kbps, in your browser. Videos are never uploaded.

Video to MP3 Converter1 free run a dayNewVideo & AudioRuns in your browser
Options

MP3 quality

A higher bitrate can't add quality the video's sound didn't have. Phone videos usually carry about 128 to 256 kbps of sound.

Works in your browser. What you paste or upload is processed on your device.

Key features of the video to MP3 converter

  • Extracts the sound from MP4, MOV, WebM, MKV, AVI, 3GP and more as MP3
  • Choose 128, 192 (recommended), 256 or 320 kbps
  • Converts up to 10 videos per run, up to 500 MB each, with a ZIP download
  • Keeps the title and other tags when the video has them
  • Plays the MP3 on the page before you download it
  • Runs in your browser with FFmpeg: videos are never uploaded

How to use the video to MP3 converter

  1. Choose videos

    Pick one or more video files, or drag them onto the box.

  2. Pick the MP3 quality

    192 kbps suits most voice and music. Choose 320 kbps for high-quality music, 128 kbps for speech.

  3. Extract

    Press Extract MP3. The first run loads the video engine (about 31 MB) once.

  4. Listen and download

    Play the result on the page, then download the MP3 or a ZIP of all of them.

What is a video to MP3 converter?

A video file carries a picture track and one or more sound tracks. Video to MP3 drops the picture and re-encodes the first readable sound track to MP3 with the LAME encoder, at the bitrate you choose: 128, 192, 256 or 320 kbps. MP3 plays in every music app, car stereo and editor, which makes it the easiest way to keep a talk, a voice note, a lecture or a performance as audio only.

Everything runs in your browser with FFmpeg compiled to WebAssembly. It reads MP4, MOV (including iPhone videos), M4V, WebM, MKV, AVI, 3GP, MPEG, WMV and FLV files up to 500 MB each, up to 10 per run, and keeps the title and other tags when the video has them.

Limits: the MP3 can't sound better than the video's own sound, so 320 kbps only helps when the source was high quality. Videos with no sound track, or with a sound format this engine can't read (such as Apple's spatial audio codec), are listed with the reason and skipped. Only the first sound track is saved; extra language tracks are left out.

Why use a video to MP3 converter?

Sometimes only the sound matters: a podcast recorded on video, a lecture, a song from a concert clip or a voice message. An MP3 is a fraction of the video's size, plays everywhere, and can go straight into a music library or an audio editor. Doing it in the browser means no installing converters and no uploading personal recordings.

Video to MP3 converter: frequently asked questions

Something else? Ask the team

How do I convert an MP4 to MP3?

Choose the MP4, keep 192 kbps or pick another quality, and press Extract MP3. The tool keeps only the sound, re-encodes it to MP3 and gives you a file to download. The same steps work for MOV, WebM and MKV files.

Which bitrate should I choose?

192 kbps is a good default for music and voice. 128 kbps is plenty for speech and keeps files small. 256 or 320 kbps make sense for music from a high-quality source; they can't add detail the video's sound never had.

Can I extract audio from an iPhone video?

Yes. Open this page on your iPhone, pick the video from Photos and press Extract MP3, then save the file to Files. iPhone videos store AAC sound, which converts cleanly.

Why does it say my video has no sound track?

Some clips, such as screen recordings without the microphone on, GIF-style videos and muted exports, contain no sound at all. A few files use a sound format this browser engine can't read, such as Apple's spatial audio; the message says which case applies.

Is my video uploaded?

No. The audio is extracted in your browser with FFmpeg compiled to WebAssembly, and the files stay on your device. The server only records that a run happened, for the daily free limit.

Can I convert a YouTube link to MP3?

No. This tool works on video files you already have on your device. It doesn't download from YouTube or other sites.

Is Video to MP3 free?

Each tool gives you one free run per day. After that, a run costs 10 credits from a free AI Rank Lab account. One run is one press of the main button, so converting several files together counts once.

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fieldnote.app · SEO, AEO and GEO

Illustrative data
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