Free AI Lip Sync Video Generator Online (No Sign Up) | Magic Hour

Free AI Lip Sync Video Generator

Upload a face video and audio to generate synchronized lip movement—free, no sign up.

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Add audio

Photo Lip Sync
Video Lip Sync

Sync Lips

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4.9/5 on Product Hunt
20M+ AI videos generated
500K+ creators in last 30 days
Use Lip Sync API: Fast, easy, and scalable

Trusted by teams at

How AI Lip Sync Works

1

Upload a Video

Upload a video with the face of a person whose lips you want to sync to your audio.

2

Upload Your Audio

Upload audio with what you'd like the person in your video to say after applying lip sync, or use one of our presets.

3

Generate and Download

Click "Generate lip sync" to create your video. Download it and share it anywhere.

Make Your First Lip Sync

Lip Sync Video Tutorial

Play

Lip Sync AI Use Cases

Dubbing videos

Use an AI lip sync tool to dub videos while matching the speaker's mouth movements. Generate the voice with our AI voice generator, or bring a still photo to life with image to video. Create natural-looking voiceovers without reshooting.

Translate content

Use lip sync to localize videos into new languages while keeping the same visuals. Publish global versions without filming new takes.

UGC ad localization

Use lip sync to adapt UGC-style ads for different markets. Keep the same performance while swapping language and script.

Talking avatar videos

Use lip sync to make photo or avatar videos look like real speech. Or try our AI talking photo tool to turn a single portrait into a speaking avatar. Generate talking-head content without being on camera.

Music lip-sync edits

Use lip sync to create performance-style clips to songs or audio trends. Pair it with face swap video to put your face on dance trends. Great for short-form platforms and creator experiments.

Training and onboarding

Use lip sync to update training videos when scripts change. Generate new narration with our AI voice generator. Replace narration while keeping the same footage.

Customer testimonials

Use lip sync to create testimonial-style videos with consistent visuals. Generate the base clip from a script with our text to video tool. Produce variations that highlight different benefits and objections.

Why Creators Love AI Lip Sync

Use AI lip sync to synchronize a visible face in a video to an uploaded audio track without manual frame-by-frame animation. Results depend on face visibility, source quality, and audio clarity.

Create a new spoken version without reshooting

Pair an existing face video with a different audio track and review the generated synchronization.

Avoid frame-by-frame lip matching

Generate synchronized mouth movement automatically, then review the result for timing and visual artifacts.

Update messaging without a new shoot

Change a line, product name, or offer and regenerate quickly instead of re-shooting or re-editing.

Create personalized variants

Tailor messages for regions and segments while keeping a natural, human on-camera feel.

Create versions for different languages

Publish multilingual content with natural lip movement so it feels native in new markets.

What Lip Sync Creators Say

"I've been using Magic Hour for a major project - creating 12 music videos that tell a complete story. The lip sync has been essential for bringing my characters to life. While I've hit some bumps along the way, Runbo and the team have been incredibly responsive, always refunding credits when things don't work out and actively improving the tools based on my feedback. For a two-person team, they're doing remarkable work."

Gary Keady
Big Island Productions, Musician

"A powerful automation tool that seamlessly synchronizes audio tracks with video content... making it ideal for content creators and video producers seeking professional-grade lip-sync results."

\
Relevance AI\
AI Agent Platform](https://relevanceai.com/templates/sync-audio-to-video-with-magic-hour)

"As a freelancer, I usually spend 4-5 hours per video trying to get the lip movements to match my voiceovers. Magic Hour handles it in minutes, and the quality is better than doing it manually."

\
Embody AI\
Voiceover Freelancer](https://aiagentsdirectory.com/agent/magic-hour-ai)

"A client asked for their training video in 8 languages. Dubbing would have cost a fortune, so we tested Magic Hour. The results were indistinguishable from studio work. We kept the project in-house, and pitched multilingual services to other clients."

\
David Kim\
Marketing Director](https://slashdot.org/software/p/Magic-Hour/#reviews)

AI Lip Sync Features

Synchronize a visible face in a video with an uploaded audio track

Lip Sync With Uploaded Audio

Use speech or singing audio in different languages, then review lip movement and timing before publishing. Results vary with face visibility and source quality.

Repurpose Existing Footage

Update videos with new messaging or languages in minutes.

Avoid Unnecessary Reshoots

Avoid arranging another shoot for messaging changes or variations. One source video can become multiple reviewed versions for different audiences and markets.

Create Personalized Versions

Create video variations for different segments or regions while reusing the same source footage. Review every version before publishing.

Sync Lips Now

Pricing

Whether your content creation needs are large or small, we're here to help you scale.

Monthly
Yearly
4 months free

-37%

Creator

For social content and everyday creation

$19

$12/ month
$144 billed yearly

Get Creator
You save $84/year vs monthly

Credits per year
144,000
Included
1.7 hours of video
28,800 images
High resolution
1024px
Access to all tools
Watermark-free exports
Commercial use
3 generations at once
Priority queue
Priority support
Upload larger files
2GB
API Access
Full

Plan Includes

High resolution
1024px
Access to all tools
Watermark-free exports
Commercial use
3 generations at once
Priority queue
Priority support
Upload larger files
2GB
API Access
Full

Most Popular
-36%

Pro

For professional work and frequent production

$39

$25/ month
$300 billed yearly

Get Pro
You save $168/year vs monthly

Credits per year
300,000
3.5 hours of video
60,000 images
High resolution
1472px
Access to all tools
Watermark-free exports
Commercial use
5 generations at once
Priority queue
Priority support
Upload larger files
5GB
API Access
Full

Plan Includes

High resolution
1472px
Access to all tools
Watermark-free exports
Commercial use
5 generations at once
Priority queue
Priority support
Upload larger files
5GB
API Access
Full

Best Value
-33%

Business

For teams, agencies, and high-volume content

$99

$66/ month
$792 billed yearly

Get Business
You save $396/year vs monthly

Credits per year
840,000
9.7 hours of video
168,000 images
High resolution
4K
Access to all tools
Watermark-free exports
Commercial use
Unlimited generations at once
Priority queue
Priority support
Upload larger files
10GB
API Access
Full

Plan Includes

High resolution
4K
Access to all tools
Watermark-free exports
Commercial use
Unlimited generations at once
Priority queue
Priority support
Upload larger files
10GB
API Access
Full

Lip Sync API

Sync any face to any audio in any language, automatically.

From $0.023 / sec
Get an API key
Read the docs

50M+ API calls
99.9% uptime
First API call in ~5 min

Python

from magic_hour import Client
from os import getenv

client = Client(token=getenv("API_TOKEN"))
res = client.v1.lip_sync.generate(
    assets={
        "audio_file_path": "/path/to/1234.mp3",
        "video_file_path": "/path/to/1234.mp4",
        "video_source": "file",
    },
    style={
        "generation_mode": "lite",
    },
    end_seconds=15.0,
    start_seconds=0.0,
    max_fps_limit=12.0,
    name="Lip Sync video",
    wait_for_completion=True,
    download_outputs=True,
    download_directory="."
)

AI Lip Sync FAQ

Is AI lip sync free?

Yes, AI lip sync is free with no sign up required. You get 3 free lip syncs per day — no account needed. Free video results include a watermark. Sign up for free to unlock account-specific credits and rewards, saved projects, and access to more tools. Upgrade for more credits, priority processing, and advanced features.

Do I need to sign up for AI lip sync?

No. AI lip sync works in your browser with no account, no sign up, and nothing to install. Sign up for free to unlock account-specific credits, rewards, and saved projects.

Does free AI lip sync include a watermark?

Free video lip sync results may include a watermark. Paid plans remove watermarks on video outputs. Photo free tools on Magic Hour do not add watermarks; lip sync is a video tool.

What is AI lip sync?

AI lip sync is technology that uses artificial intelligence to automatically synchronize a person’s lip and facial movements in a video with any audio track. The AI analyzes the audio timing, phonemes, and facial features to produce perfectly matched, natural-looking mouth movements—making it look like the person is actually speaking the new audio. Magic Hour’s Lip Sync AI works entirely in your browser with no software download required.

Can I lip sync an AI avatar or talking-head video?

Yes. Lip sync works on real talking-head footage and on AI avatar / virtual influencer clips when a face is clearly visible. Upload the avatar video, add your audio (or a dubbed track), and generate a synced MP4 for ads, education, or social.

How does AI lip sync work?

Upload a video with a visible face and an audio file with the speech you want to sync. Click Generate and the AI analyzes the audio waveform and maps mouth shapes frame by frame onto the face in your video. The result is a natural, seamless lip-synced video you can download as MP4. The entire process takes seconds to minutes depending on video length.

What video formats, resolutions, and lengths are supported?

We support MP4 and MOV files up to 4K resolution. The maximum video length is 10 seconds in the free tool and 83 minutes (at 24 FPS) in the full tool. For longer projects, split your content into segments. Both sRGB and Rec709 colorspaces work well. For best results, use front-facing footage with good lighting and a clearly visible face.

Can I lip sync videos using my own voice?

Yes! You can either:

What languages does lip sync AI support?

Magic Hour’s Lip Sync AI supports all languages worldwide. You can upload audio in any language, dialect, or accent—English, Spanish, French, German, Portuguese, Japanese, Korean, Mandarin, Hindi, Arabic, and more—and the AI will perfectly synchronize lip movements to match. This makes it ideal for video translation, content localization, and global distribution.

How accurate is the lip synchronization?

Our AI delivers industry-leading accuracy, producing results that are virtually indistinguishable from naturally recorded video. The system precisely matches mouth shapes, facial expressions, and subtle speech mannerisms frame by frame to create authentic, professional-quality lip sync.

How long does processing take?

Most lip sync videos process in under a minute for short clips. Processing time depends on video length, resolution, and complexity. You can monitor progress in real time and download your result as soon as it finishes.

What types of videos can I lip sync?

You can sync:

Can I use lip-synced videos commercially?

Yes. Paid plan subscribers (Creator, Pro, or Business) hold full commercial rights to their lip-synced videos. You can use them for ads, social media, e-commerce, client work, and branded content. Free users can use outputs for personal, non-commercial purposes.

Can I use lip sync for video translation and dubbing?

Absolutely. Lip Sync AI is one of the most powerful tools for video dubbing and translation. Upload your video and a translated audio track, and the AI will re-sync lip movements to match the new language. This is ideal for:

Does lip sync AI have an API?

Yes. We offer a robust API for developers and businesses. Full documentation is available at docs.magichour.ai, allowing you to integrate lip sync capabilities directly into your applications or workflows. You can get started with the API for free.