Add Audio to Video

Replace or add an audio track to your video

How to use:

  1. Upload a video file (MP4, AVI, MKV, MOV, WEBM)
  2. Select an audio file (MP3, WAV, FLAC, AAC, OGG, M4A)
  3. Click "Add Audio to Video" to merge them

1. Upload Video File

Drag and drop files here

or click to browse

Accepted: .mp4, .avi, .mkv, .mov, .webm

Max size: 100MB

About the Add Audio to Video

Add a new soundtrack to your video or replace the existing audio. Upload a video and an audio file to set music, narration or sound effects over your footage, then download the result — free and in your browser.

Key features

  • Add or replace a video's audio track
  • Put music, narration or effects over video
  • Mute the original sound if needed
  • Free, browser-based and signup-free

Frequently asked questions

Can I replace the original audio completely?
Yes, you can swap the existing soundtrack for your new audio or layer it in.
Which formats are supported?
Common video formats like MP4 and audio formats like MP3 and WAV.
Is this tool free?
Yes, it is completely free with no account.