convertkiwi

Video & audio converter

MP3 Converter

Convert video and audio files to MP3: MP4, MOV, WEBM, MKV, AVI, WAV, M4A, AAC, OGG and FLAC. Free, with no sign-up.

Drop your files here

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Accepted formats: .mp4, .m4v, .mov, .webm, .mkv, .avi, .wav, .m4a, .aac, .ogg, .flac

Up to 20 files, 100MB each.

    How to convert video or audio to MP3

    1. Add your files: drag them into the box above, or click "Choose files".
    2. Click "Convert to MP3" and wait a few seconds while we process them.
    3. Download your MP3 files. Uploaded files are deleted right away, and converted files are removed from our server after 30 minutes.

    Why convert to MP3?

    MP3 is still the most compatible audio format: it plays in every car stereo, phone, music app and editing tool. This MP3 converter accepts both audio and video files, so you can turn a WAV recording, an M4A voice memo or the soundtrack of a video into a small, high-quality MP3 in one step.

    Tips for the best result

    About these formats

    Supported formats: We accept video (MP4, MOV, WEBM, MKV, AVI) and audio (WAV, M4A, AAC, OGG, FLAC). From a video, we keep only the soundtrack.

    MP3: The most popular audio format. It compresses sound to a small size while keeping good quality, and it plays on any device.

    Frequently asked questions

    Which files can I convert to MP3?

    Video: MP4, M4V, MOV, WEBM, MKV and AVI. Audio: WAV, M4A, AAC, OGG and FLAC.

    Will converting FLAC or WAV to MP3 reduce quality?

    MP3 is compressed, so a tiny amount of detail is removed, but at the bitrate we use most people cannot hear the difference.

    How big will the MP3 be?

    Roughly 1.4 MB per minute of audio at the quality we use.

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