Add Audio to Video
Drag or Click to upload a video
Upload MP4/WEBM/AVI/MOV/WMV videos up to 50MB
Sample Video
(The Created Video results will appear here)
What is Video Add Audio?
Video Add Audio is an advanced AI-powered model that transforms silent or low-sound videos into immersive audiovisual experiences. Built on the MMAudio V2 framework, it intelligently analyzes visual content to generate realistic and contextually synchronized audio that perfectly matches actions, environments, and emotions. Try Video Add Audio for free on Seedance AI.
How to Use Video Add Audio
Get started with Video Add Audio in just a few easy steps:
Upload or Provide a Video
Upload your video in MP4 or MOV format, or simply paste a video URL. The model will automatically extract frames for audio generation.
Select Audio Mode
Choose the type of sound you want — natural ambient audio, cinematic effects, or contextual sound matching based on the video’s content.
Adjust Settings (Optional)
Control key parameters like sound intensity, synchronization precision, and style to balance realism and artistic creativity.
Generate & Download
Video Add Audio processes your clip with deep learning models to generate matching sound layers. Preview or download your enhanced video instantly.
Video Add Audio Frequently Asked Questions
Everything you need to know about Video Add Audio — advanced AI audio generation for rich, synchronized, and realistic soundscapes.
What is Video Add Audio?
Video Add Audio is an AI model that analyzes visual content and automatically generates synchronized audio, including ambient sounds, effects, and motion-based cues.
How does the synchronization work?
The model uses temporal analysis and deep neural mapping to align generated sounds with actions and visual timing in your video.
Can I control the style of generated audio?
Yes. You can select modes such as cinematic, realistic, or ambient, and adjust tone, intensity, and timing for creative flexibility.
What video formats are supported?
Currently, MP4 and MOV formats are supported for upload and processing.
What are common use cases?
Perfect for silent film restoration, content creation, VR environments, game design, educational media, and accessibility enhancement.
Does it support speech generation?
Yes, for scenes with visible speech, the model can generate speech-like audio approximations that match lip movements naturally.