AI Sound Effect Generator for Video

AI-generated SFX
100% synced to your video
100% Royalty free
uploadDrag your video here
or
ACE Studio Video Composer

ACE STUDIO DESKTOP

Need Sound Effects AND Music for Your Video?

Video Composer in ACE Studio desktop does both — an AI agent that scores your entire video with music and sound effects together, synced frame-by-frame. Full editing control, unlimited iterations.

Why use ACE Studio to add sound effects to video?

AI that understands your video

Our AI watches your clip and identifies moments that need sound — impacts, footsteps, doors, whooshes, ambience, and more. No manual syncing or timecode editing required.

Royalty-free SFX, ready to publish

Every sound effect generated is original and royalty-free. Use them in your YouTube videos, TikTok posts, ads, games, or any commercial project without licensing concerns.

Faster than searching sound libraries

Stop scrolling through thousands of generic SFX packs. Describe what you need or let the AI detect it automatically — and get perfectly timed sound effects in seconds.

How to add AI sound effects to your video

Step 1

Upload your video

Drag and drop your clip or paste a URL. ACE Studio's AI will analyze the visual content and detect scenes that need sound.

Step 2

Let AI generate sound effects

The AI identifies key moments — actions, transitions, environments — and generates matching sound effects automatically synced to your video's timeline.

Step 3

Preview and adjust

Listen to the results, regenerate individual sounds, or adjust timing. Get exactly the SFX you want for every scene.

Step 4

Download and use

Export your video with sound effects baked in, or download individual SFX files to edit in your DAW or video editor.

ACE Studio Video Composer

FULL PRODUCTION WORKFLOW

Combine music and SFX scoring in one place

This online tool is perfect for quick SFX. For full audio post-production — layered sound design, music scoring, and iterative editing with an AI agent — download ACE Studio and try Video Composer.

AI sound effects for every type of video

Whether you're building a film scene, polishing a vlog, or adding punch to an ad — ACE Studio generates the right SFX for your content.

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Short Films

Foley and Action SFX for Short Films

Footsteps, doors, cloth, impacts — generate realistic foley that brings your scenes to life without a recording studio.

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YouTube & Social

Transition Sounds for YouTube and Social Content

Whooshes, risers, hits, and stingers that make your cuts feel professional and keep viewers engaged.

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Vlogs & Documentaries

Ambience and Environment for Vlogs and Documentaries

Generate background atmospheres — cityscapes, nature, rain, crowds — that make your footage feel immersive.

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Product Videos

UI and Motion Sounds for Product Videos

Clicks, pops, glitches, and smooth transitions that make product demos and app showcases feel polished.

AI Sound Effect Generator – FAQ

What is an AI sound effect generator for video?

It's a tool that uses AI to analyze your video and automatically generate sound effects timed to on-screen actions. ACE Studio's tool creates original, royalty-free SFX matched to your video's content.

What kinds of sound effects can it generate?

Footsteps, impacts, whooshes, transitions, ambience, UI sounds, nature, mechanical sounds, and more. The AI detects what's happening in your video and generates appropriate SFX.

Can I use the sound effects commercially?

Yes. All AI-generated sound effects are royalty-free and cleared for commercial use — YouTube, TikTok, ads, games, films, and any other project.

How is this different from Video Composer?

This online tool focuses on quick SFX generation for a single clip. Video Composer in the ACE Studio desktop app is a full AI agent that handles both music and sound effects, with multi-track editing, regeneration, and frame-level sync control.

Do I need sound design experience?

No. The AI handles detection, timing, and generation automatically. You just upload a video and review the results.

What video formats and lengths are supported?

MP4, MOV, and other common formats. The online tool supports videos up to 4 minutes.

Add sound effects to your video

Try the online AI sound effect generator now, or download ACE Studio for the full Video Composer experience with layered sound design, music scoring, and AI-powered audio post-production.