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Make a video louder.
Without the crackle.

Turn up a quiet video, or set it to a standard loudness, and get the new MP4 with its own link.

Drop photos, videos or files here — or paste an image with Ctrl+V

How it works

  1. Upload a video

    Tap Upload video and pick an MP4, MOV, WebM or another video, up to 2 GB.

  2. Louder is already on

    The editor opens on Sound with Louder selected (+6 dB). For a very quiet video pick Much louder (+12 dB), or Even out for a standard loudness. Play the video to hear it.

  3. Save

    Tap Adjust sound. The louder video gets its own link and a Download button.

Hear it right away

In most browsers the preview plays at the new volume as soon as you pick it, before anything is saved.

Louder without crackling

Louder raises the sound by 6 dB and Much louder by 12 dB. The loudest peaks are held back, so the sound does not crackle.

Even out

Even out sets the sound to a standard loudness (−16 LUFS, EBU R128) — neither too quiet nor too loud.

The picture stays as it is

When you only change the volume, and cut nothing from the start, the picture is copied without re-encoding, so it looks exactly the same. WebM videos in the older VP8 format, and a few other formats that MP4 can’t hold, are re-encoded at good quality instead.

Increase video volume: questions

How do I make a video louder?

Upload the video. The editor opens on Sound with Louder selected — tap Adjust sound.

How much louder can it be?

Louder adds 6 dB and Much louder 12 dB. Peaks are held back, so the loudest parts do not crackle.

Can I make a video quieter?

Yes. Pick Quieter (−6 dB) and tap Adjust sound.

Will the video quality change?

No, as long as you only change the volume and keep the start. Other edits re-encode the video at good quality, and so does a VP8 WebM or another format that MP4 can’t hold.

Is it free?

Yes. No sign-up and no watermark.

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