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Audio Normalize Loudness

Normalize audio to a consistent, industry-standard loudness level -- free, no signup required

Our free tool to normalize audio loudness measures your audio and adjusts it to match an industry-standard target, whether you are publishing a podcast, a YouTube video, or content meant to meet broadcast standards. It uses the same two-pass measurement approach professional tools rely on for accuracy. Free to use, with no watermark added.

How to Normalize Audio Loudness Online

  1. 1

    Choose a preset

    Pick podcast, YouTube, or broadcast, depending on where the audio will be published.

  2. 2

    Download the result

    Download the audio, normalized to your chosen loudness target. Your file is processed securely and deleted within 30 minutes.

Why Normalize Audio Loudness With File Tools Online

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Industry-Standard Presets

Matches the exact loudness targets podcast, YouTube, and broadcast platforms expect.

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Two-Pass Accuracy

Measures your audio first, then applies the correction, the same method professional loudness tools use.

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100% Free, No Watermark

No trial, no watermark added to your pages.

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Private & Secure

Your file is handled over an encrypted connection and deleted within 30 minutes.

Audio Normalize Loudness Frequently Asked Questions

How do I normalize audio loudness?

Upload the audio file, choose a preset that matches where you will publish it, and download the result. The file is measured and adjusted automatically.

What is LUFS, and why does it matter?

LUFS (Loudness Units Full Scale) measures how loud audio actually sounds to a listener, not just its peak volume. Platforms like Spotify and YouTube use LUFS targets to keep volume consistent across different tracks or videos, and will sometimes turn down audio that exceeds their target.

Which preset should I use?

Use podcast/Spotify (-16 LUFS) for podcasts and music streaming, YouTube (-14 LUFS) for video platforms, or broadcast (-23 LUFS, the EBU R128 standard) if you specifically need that standard.

Is this free, and does it add a watermark?

Yes, it is completely free with no watermark added to your pages.

Is my file safe when I normalize audio online?

Yes. Your file is transferred over an encrypted connection, processed securely, and automatically deleted within 30 minutes.