Video

Add audio to video

Replace the video audio or mix it with a new music or voice track.

Input

File and output

Video

Drag the main video or click to choose it.

MP4, WEBM, MOV, MKV, AVI plus an audio file.

Result

Add audio to video

VID
Waiting for file

The result will appear here.

Output format
-
Size
-
Detail
-

API

Also available by API

Use multipart or base64 with a NOXUS API key. API billing uses separate USD balance.

The web and API share the same processing function and limits pattern.

POST /api/v1/tools/video-add-audio
Authorization: Bearer TU_API_KEY
Content-Type: multipart/form-data

video=@clip.mp4
audio=@musica.mp3
audio_mode=replace
output_format=mp4
filename=clip-musica