Audio Tools
Add Fade In/Out to Audio Online – Smooth Transitions
VideoMuto adds fade-in and fade-out to audio in your browser for smooth starts and ends.
- No file limits
- No registration
- Free forever
- Videos never leave your browser
Fading happens locally in your browser. Your files never leave your device.
Everything runs locally — your file never leaves this device.
add smooth fades to the audio of a video or audio file. Set the fade-in and fade-out durations and download the result.
How to Add Fades to Audio
Add Your File
Drop the video or audio file onto the page.
Set Fade Durations
Choose fade-in and fade-out lengths in seconds.
Download the Result
Click Apply and download the file with smooth fades.
Why Add Audio Fades?
Abrupt starts and stops feel amateur. Fades make edits feel intentional and polished.
They also prevent sudden volume jumps at the boundaries of a clip.
Audio Fade Options
| Controls | Fade-in duration, fade-out duration |
|---|---|
| Output | File with smooth fades |
| File size limit | None, limited only by your browser |
| Registration | Not required |
| Upload | None, processed on your device |
Frequently asked questions
What are fade-in and fade-out?
Fade-in raises the volume from silence at the start; fade-out lowers it to silence at the end.
How long should the fades be?
One to three seconds is typical. Longer fades create a gentler effect.
Related tools
Your videos never leave your browser
All processing happens locally on your device. Nothing is uploaded to a server, stored, or tracked.