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Face Swap AI

AI Background Music Adder

Add music to any video with intelligent volume balancing. AI ducks music under dialogue and syncs beats to cuts automatically.

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Add Music in 3 Steps

Upload Your Video

step 1

Upload Your Video

Drop in the video that needs background music.

Upload or Generate Music

step 2

Upload or Generate Music

Add your own track, or let AI generate background music that matches your video mood.

Download with Music

step 3

Download with Music

AI balances volumes, fades at transitions, and exports the final video with perfectly mixed audio.

Professional Audio Mixing, Automatically

Smart Volume Ducking

Smart Volume Ducking

Our AI detects speech in your video and automatically lowers music volume during dialogue. It fades at transitions and can even sync music beats to visual cuts — professional audio mixing without any manual work.

Add Your Video

Drop your video here or click to browse (MP4, MOV, WebM)

2 credits per use. Accepts files up to 100MB (MP4, MOV, WebM).

AI Output

Awaiting Your File

Drop a file here and let AI do the heavy lifting

Your History

Nothing here yet — start creating!

Your previous results will show up here

Music Tips

  • •AI auto-ducks music volume when it detects speech in the video
  • •Upload your own MP3 or let AI generate a matching background track
  • •The beat-sync feature aligns music tempo with video cuts for a polished feel

Common Questions

Yes! You can use our add music to video for free. Each use costs 2 credits, and you get free credits when you sign up. — FaceSwapAI
We support JPG, JPEG, PNG, and WebP formats for both input and output. — FaceSwapAI
Most images are processed in 3-10 seconds depending on complexity. — FaceSwapAI
Yes. All uploaded images are processed securely and automatically deleted from our servers within 24 hours. — FaceSwapAI
Yes! All results generated with our tool are yours to use for personal or commercial purposes. — FaceSwapAI

User Reviews

What 9 users are saying

4.7
out of 5
★★★★★
Based on 9 reviews
S

Sarah Johnson

★★★★★

This platform has revolutionized my creative workflow. The interface is intuitive and the processing speed is remarkable!

April 17, 2025
D

Daniel Roberts

★★★★☆

I love how easy it is to use and the results look professional. Could use more templates though.

June 3, 2025
E

Emily Turner

★★★★★

Best AI face swap tool I’ve found so far! Fast, accurate, and fun to use.

February 26, 2025
M

Michael Chen

★★★★★

Absolutely incredible results! Used it for a birthday surprise video and everyone was amazed.

May 22, 2025
J

Jessica Williams

★★★★★

As a content creator, this tool saves me hours of editing. The quality is professional-grade.

April 18, 2025
D

David Martinez

★★★★☆

Great tool for memes and fun content. Would love to see more video length options.

March 10, 2025
A

Amanda Foster

★★★★★

Privacy-focused and fast. Love that files are auto-deleted. Highly recommend!

June 1, 2025
R

Ryan Thompson

★★★★★

The AI accuracy is mind-blowing. Faces blend seamlessly every time.

February 28, 2025
S

Sophie Anderson

★★★★☆

User-friendly interface and quick processing. Perfect for beginners.

May 5, 2025