Add a fade to audio
Add a fade-in or fade-out and set its duration to soften the beginning or end of your audio.
Drag and drop your audio files
or click to select (MP3, WAV, FLAC, OGG, AAC, M4A)
Supported formats
How to use
How to use
Upload your audio file
How to use
Configure fade durations
How to use
Download with transitions
Privacy
This tool processes audio in your browser. Account, analytics and advertising services on the site are separate from audio-file processing.
Professional transitions
Avoid abrupt starts and endings with elegant fades. Ideal for presentations, podcasts, and video editing. For Professional transitions, compare the result with the source file and treat Add a fade to audio as a controlled step: listen to a representative passage before keeping the final download.
Add Fade without Quality Loss
Convertly Audio applies fades with professional audio precision, without recompressing the rest of the file. The right setting depends on the source and the intended use. With Add a fade to audio, check Add Fade without Quality Loss on a concrete excerpt before applying the same choice to the whole file.
Add Fade In & Fade Out for Free
No registration, no installation. Add fade in, fade out, or both to as many audio files as you need. A short listen after processing is still useful: it confirms that Add Fade In & Fade Out for Free matches your goal and that Add a fade to audio has not changed an important detail unexpectedly.
Precisely Customize Fade Durations
Define the exact fade in and fade out durations in seconds, with different curves (linear, logarithmic, exponential, S-curve, reversed S-curve). Ideal for smooth, professional transitions between tracks. For Precisely Customize Fade Durations, compare the result with the source file and treat Add a fade to audio as a controlled step: listen to a.
Professional Audio Fades Locally
Processing happens directly in your browser via FFmpeg WebAssembly. Your audio files are never sent to a server, guaranteeing total privacy and fast execution. The right setting depends on the source and the intended use. With Add a fade to audio, check Professional Audio Fades Locally on a concrete excerpt before applying the same choice to the.