Set Audio Fade

Set fade-in or fade-out duration on an audio or video overlay.

How It Works

Use when user wants audio to fade in or out. 'fade in the music over 2 seconds' -> fade_in_ms=2000. 'fade out the narration' -> fade_out_ms=1500.

Specifications

Category
Audio
Execution
instant
Credit Cost
Free
Overlay Types
video, sound, voiceover, sfx
Tags
fade, transition

Example Prompts

“fade in the music”
“fade out the narration over 3 seconds”
“add a 2 second fade in”

Required Parameters

overlay_id (integer)
Target overlay ID

Optional Parameters

fade_in_ms (number)
Fade-in duration in milliseconds
fade_out_ms (number)
Fade-out duration in milliseconds
user_text (string)
undefined

Use Cases for Audio

Add background music that auto-ducks during speech segments
Layer sound effects for reaction videos and podcasts
Mix multiple audio tracks with per-channel volume control

How to Get Started with Set Audio Fade

1.Open any project in the 6trim editor or create a new one.
2.Type a prompt in the AI assistant — for example: "fade in the music".
3.The Set Audio Fade result appears as a video overlay on your timeline. Drag to reposition or resize.

Frequently Asked Questions

Try Set Audio Fade Free

Type a prompt or use the toolbar. No download required.

Use Set Audio Fade

More Audio Tools

Lower Volume
Decrease the volume of a video or sound overlay by a percentage.
Increase Volume
Increase the volume of a video or sound overlay by a percentage.
Set Volume
Set the absolute volume level of a video or sound overlay.
Normalize Audio
Normalize audio levels across all video and sound overlays to a target volume.
Denoise Audio
Apply noise reduction to an audio-containing overlay.