Add Audio to Video

Use this service to add audio or music to a video file online and for free. You can add audio (in mp3 format) to a video file (avi, mp4, mov, wmv). This service replaces the audio of the video file with the selected mp3 audio file. Just select the video and audio file, then click the "Upload" button. It may take some time depending on the video file size.

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Main Service Features

  • Add MP3 music to MP4 video online
  • Add audio to a video online for free
  • Uploaded files are removed after a few hours
  • Works directly from your web browser
  • Replace audio of a video file online
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