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How to Use AI to Automatically Generate Audio for Videos

2025-07-09 14:52
3 min read
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Automatically Generate Audio for Videos with AI in Seconds
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Are you looking for a way to make your videos more dynamic without having to create sound effects manually? Good news: with AI technology, you can automatically add sound to videos with just a few clicks. This article will guide you in detail on how to use ElevenLabs Video-to-Sound FX – an incredibly powerful and easy-to-use AI tool.

First, let’s take a look at the example video below. All the sounds in this video were automatically generated by AI.

huong_dan_tao_am_thanh_cho_video_bang_ai.mp4
(142 MB)

Why are sound effects important?

Sound effects play a crucial role in enhancing the quality of a video:​
  • Enhance emotions: Sound helps convey emotions and creates a connection with the audience.
  • Create realism: Environmental sounds like wind or birds chirping make scenes feel more vivid.
  • Support storytelling: Sound effects help clarify actions and situations in the video.

Introduction to ElevenLabs Video to Sound Effects

Video to Sound Effects is a free AI tool from ElevenLabs that allows you to automatically add sound effects to videos:​
  • Analyze video content: AI detects actions and movements in the video.
  • Generate suitable sound effects: Based on the analysis, AI adds corresponding sound effects.
  • Provide multiple options: You can choose from various sound versions for your video.
  • Free and no registration required: Easy to use without needing to create an account.

How to use Video to Sound Effects


1. Access the website

Visit the link: https://videotosfx.elevenlabs.io
You will see the interface as shown below:

How to Use AI to Automatically Generate Audio for Videos

2. Upload your video

You can select a video or drag and drop it onto the screen to start the automatic sound creation process. This process is also very fast; for videos under 1 minute, it only takes a few seconds to get results.

3. View results and download

Each processing will generate 4 results. You can click on each result to preview it, then download the one you like.
How to Use AI to Automatically Generate Audio for Videos


Reasons to use "Video to Sound Effects"

  • Great compatibility with AI video creation tools: The tool works effectively with videos created from other AI platforms like LUMA Dream Machine, Kling AI, Sora AI.
  • High quality despite being free: Even as a free tool, "Video to Sound Effects" provides high-quality sound effects.​
  • Stimulates creativity: Experimenting with different sound effects can inspire new creative ideas for your videos.​
  • Simplifies video editing: Saves time and effort in searching for and adding sound effects to videos.​

Practical applications of "Video to Sound Effects"

  • Landscape videos: Add environmental sounds like birds chirping or wind blowing to create a vivid atmosphere.​
  • Character animations: Add sounds for character actions like walking or jumping to enhance realism.​
  • Product introduction videos: Add sounds simulating product operations to highlight features and attract viewers.

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Yuto
Yuto

I created this blog in 2024, during the rapid development of AI technology. The goal of this blog is to share basic knowledge, computer tips, and guides on using basic AI tools.
Thank you for visiting my website. I hope the articles on this website will be useful for you.