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Convert MP4 to MP3

Turn MP4 files into MP3. Free, no sign-up, and your files never leave your device.

    How to convert MP4 to MP3

    1. Click the box above or drag your MP4 files into it.
    2. Each file is converted to MP3 automatically — you see the progress for every file.
    3. Click Download next to each result.

    About MP4 and MP3

    MP4 is the most widely supported video format — it plays on phones, TVs, browsers and social networks.

    MP3 is the universal audio format. It plays on every phone, car stereo and computer.

    Frequently asked questions

    How do I convert MP4 to MP3?

    Drop your MP4 files into the box above. Each one is converted to MP3 in your browser — then click Download.

    Does it keep only the sound?

    Yes. The audio track is extracted from the MP4 video and saved as MP3; the picture is not needed.

    Which quality should I pick?

    192 kbps is excellent for music; 128 or 96 kbps mono is enough for speech.

    Are my files uploaded?

    No. FileCrafty converts files inside your browser, so they never leave your device.

    Which browsers are supported?

    Recent Chrome, Edge and Safari work best. Firefox works for most files.

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