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Audio Fade In/Out
Add professional fade in and fade out effects to your audio. Choose from linear, exponential, or logarithmic curves for smooth, natural-sounding transitions.
What this tool does
Audio Fade In/Out helps you add professional fade in and fade out effects to your audio. Choose from linear, exponential, or logarithmic curves for smooth, natural-sounding transitions.
What you get
Audio Fade In/Out produces a direct output in this page and keeps all processing on your device, with nothing uploaded to our servers.
Files are processed locally in your browser using WebAssembly. This input is required.
Saved FFmpeg presets (stored locally)
Gradual volume increase at start (0 = no fade in)
Gradual volume decrease at end (0 = no fade out)
Fade Guidelines
- • Music: 2-3s fade in, 4-5s fade out (exponential curve)
- • Podcasts: 0.5-1s fade in, 1-2s fade out (linear curve)
- • Sound effects: 0.1-0.5s fades (linear curve)
- • Ambient/background: 5-10s fades (exponential curve)
Report a bug
If this tool misbehaves, share a quick summary so we can investigate. We include the tool URL automatically—no need to copy and paste.