Replace Audio in a Video
Replace the audio track in any video for free. Add music, voiceover, or swap soundtracks between clips — all in your browser, no upload required.
Drop your video here to replace audio in a video
or click to browse • MP4, WebM, MOV up to 4GB
Why use our Replace Audio in a Video tool?
How to Replace Audio in a Video
Upload your video
Drag and drop or click to select. Your video stays on your device.
AI processes instantly
Our AI understands "Use the audio from the second clip" and applies the edit.
Download result
Preview and download your edited video. No watermarks.
Frequently Asked Questions
How do I replace a video's audio?
Upload your video, add a second clip carrying the audio you want, then say "use audio from @clip-name". The video stays untouched and the audio is re-encoded to AAC.
Will the video quality change?
No. We copy the video stream verbatim and only re-encode the audio. Your visuals stay pristine.
Can I add music from my computer?
Yes. Drop the music or audio file into the media panel like any other clip, then reference it with @ in your prompt.
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Ready to replace audio in a video?
No signup required. No file uploads to servers. Just instant, private video editing.