Remove silence from audio online.
Upload one audio file, choose the minimum pause length, then review, listen and download the cleaned MP3. No editor setup is needed.
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Upload your audio
MP3, WAV, M4A, AAC, OGG, FLAC or WebM · up to 250 MB
Drop your audio hereor choose a file from your computer
Audio timeline
Original 0:00Estimated after 0:00
Reading the audio waveform…
Audio is converted to a 320 kbps MP3. Original speech, music and other audible sections stay in order while detected silence is shortened.
How to remove silence from audio
- Choose your recording and let RapidCaption find quiet sections.
- Adjust the minimum pause length and listen around the suggested pauses.
- Remove the pauses you want shortened, preview the result and download the MP3.
A practical example
Example: tighten a voiceover with long gaps between sentences while keeping the spoken sections in their original order.
Formats and things to check
You can select common audio formats such as MP3, WAV, M4A, AAC, OGG, FLAC and WebM. The result is a 320 kbps MP3. Background noise can affect silence detection; listen before downloading. This tool shortens pauses rather than identifying filler words.