Those Boring Tools
Audio ToolsPrivate by design

Audio Fade In/Out

Add an audio file and set fade-in and fade-out durations to smooth its start and end, processed entirely on your device.

How to use this tool

  1. 1Add an audio file.
  2. 2Enter fade-in and fade-out durations in seconds.
  3. 3Download the faded WAV file.

Frequently asked questions

What kind of fade curve does this use?+

A simple linear fade — volume ramps evenly from silent to full (or full to silent) over the duration you set.

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