Volume, normalize & fade

Adjust gain in decibels, normalize loudness to EBU R128 (-16 LUFS), or apply fade in / fade out.

Drop an audio file here or use the button below.

Features

Adjusts gain in precise 1 dB steps across a −20 to +20 dB range, with a live filter preview.
Normalizes perceived loudness to the EBU R128 broadcast target of −16 LUFS for consistent levels.
Applies fade in and fade out curves up to 15 seconds, all processed locally with nothing uploaded.

How it works

Drop in an audio file, then drag the Gain slider from −20 dB to +20 dB to boost or cut volume.
Or tick Normalize loudness to retarget the whole track to the EBU R128 standard of −16 LUFS.
Add a fade in and fade out of up to 15 seconds, then click Apply & download.

Your files never leave this page

Every conversion runs entirely in your browser using WebAssembly. There is no upload, no server-side processing, no analytics, and no cookies. Open DevTools → Network during the operation and you will see zero outbound traffic.

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