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How Lip Sync Works
Learn how to create a lip sync video in 3 easy steps
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 the "Sync Lips" button and your lip sync video will appear in a few minutes. Download it and share it anywhere!
Lip Sync Video Tutorial
Watch our Lip Sync tutorial:
Lip Sync Use Cases
See how our AI Lip Sync tool can be used in different scenarios.
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 voice cloner. Create natural-looking voiceovers without reshooting.
Use lip sync to localize videos into new languages while keeping the same visuals. Publish global versions without filming new takes.
Use lip sync to adapt UGC-style ads for different markets. Keep the same performance while swapping language and script.
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.
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.
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.
Use lip sync to create testimonial-style videos with consistent visuals. Produce variations that highlight different benefits and objections.
Why Creators Use Our AI Lip Sync Tool
Sync lips to any audio in minutes with natural results in any language. Cut dubbing costs by up to 90% and ship new language versions ~10x faster—without reshoots.
Cut dubbing costs by up to 90%
Create new language versions in minutes—without hiring studios, booking talent, or re-filming.
Turn hours of lip matching into minutes
Skip frame-by-frame tweaks and get synced results automatically—often ~10x faster than manual workflows.
Update messaging in minutes (no reshoots)
Change a line, product name, or offer and regenerate quickly instead of re-shooting or re-editing.
Create 10+ personalized variants per campaign
Tailor messages for regions and segments while keeping a natural, human on-camera feel.
Launch 5–10 languages faster
Publish multilingual content with natural lip movement so it feels native in new markets.
Testimonials
Hear what our users have to 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
"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
"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
Tool Highlights
Quick peek at the features
Perfect Lip Sync in Any Language
Transform your videos into dozens of languages with natural lip movements. Break into new markets without re-shoots with speakers that look like native speakers.
Repurpose Content 10x Faster
Update videos with new messaging or languages in minutes.
Cut Video Production Costs by 90%
Eliminate expensive re-shoots for messaging changes or variations. One video shoot becomes unlimited versions for different audiences and markets.
Scale Personalization Effortlessly
Create personalized video messages for different segments or regions while maintaining authentic human connection. Perfect for sales, customer success, or targeted campaigns.
Lip Sync FAQ
Lip Sync is immediately available to all Magic Hour users for free. You can access it in the free tool with no sign up required, or if you'd like more access, simply log in to your account and navigate to the Lip Sync tool in our video editing suite.
Yes! We offer 3 free lip syncs in our free tool each day, 400 credits for free if you sign up (about 16 seconds at 24 FPS), and 100 free credits daily so you can experience Magic Hour and create your first Lip Sync video at no cost. To process additional credits or unlock advanced features, you can subscribe to our Creator, Pro, or Business plans or purchase a credit pack tailored to your needs.
Currently, the maximum video length is 10 seconds in our free tool and 83 minutes (assuming 24 FPS) in our full Lip Sync tool. For longer projects, we recommend splitting your content into segments for optimal processing.
Yes! You can either:
- Record your own audio separately and upload it to synchronize with your video.
- Use AI-generated voices or voice cloning in an online voice cloning tool for dubbing.
AI Lip Syncing is advanced technology that automatically synchronizes a subject's lip and facial movements in video with any audio track. Our cutting-edge algorithms analyze audio timing and facial features to create perfectly synchronized, natural-looking results that are indistinguishable from originally recorded video.
Our AI can auto-translate and lip-sync videos by generating voiceovers in multiple languages while ensuring natural-looking lip movements. This makes it ideal for:
- Content localization (movies, YouTube, social media)
- E-learning & training videos
- Marketing & advertisements
No, our Lip Sync AI runs entirely in your web browser with no downloads required. This cloud-based solution allows you to create professional lip-synced videos from any device with internet access.
Currently, our Lip Sync AI only supports single-speaker synchronization. However, we plan on adding multi-speaker synchronization in the future.
Absolutely! Magic Hour's Lip Sync AI is the only technology that supports all languages worldwide. You can upload audio in any language, dialect, or accent, and our AI will perfectly synchronize the lip movements to match, making it ideal for content localization and global distribution.
Yes! We offer a robust API for developers and businesses. Full documentation is available at Magic Hour AI API Documentation allowing you to integrate our powerful lip sync capabilities directly into your applications or workflows. You can get started with the API for free.
Our advanced AI delivers industry-leading accuracy in lip synchronization, creating results that are virtually indistinguishable from naturally recorded video. The system precisely matches mouth shapes, facial expressions, and even subtle speech mannerisms to create authentic, professional-quality results.
Beyond language translation, our Lip Sync AI enables:
- Dialogue replacement - Modify dialogue or replace entire scripts without reshooting.
- Script modifications - Adjust scripts for continuity edits.
- Content personalization - Create custom avatars and virtual presenters for marketing, education, or entertainment.
- Localization - Translate and sync videos into multiple languages for a global audience.
- Entertainment - Add fun voiceovers, create animated storytelling, or generate interactive social media content.
Step 1: Prepare Your Files
Upload your video file (MP4 or MOV) and audio file (MP3) to the Magic Hour platform.
Step 2: Upload Your Content
Navigate to the Lip Sync tool and upload both files through our intuitive interface.
Step 3: Adjust Settings
Choose your preferred synchronization settings and language options for optimal results.
Step 4: Generate Your Lip Sync
Click "Generate" and let our AI work its magic to perfectly align your audio with the video.
Step 5: Review and Download
Preview your synced video, make any necessary adjustments, and download the final result.
To create a lip-sync video, you'll need:
- A video file (MP4 or MOV, up to 4K resolution)
- An audio file (MP3, WAV, or AAC)
- A stable internet connection to process the video in the cloud
Lip Sync AI supports all languages globally, making it the most versatile tool in the market. Whether you're creating content in English, Spanish, Mandarin, Japanese, Arabic, or any other language, our AI adapts seamlessly to match speech patterns and lip movements with exceptional precision and naturalness.
You can sync:
- Real human videos (talking head, interviews, vlogs)
- AI-generated avatars (for virtual influencers, marketing, and education)
- Animated characters (for lip-synced storytelling and dubbing). Make sure animated characters are “human-like” e.g. Pixar style, for best results.
Our platform supports professional-quality MOV or MP4 files up to 4K resolution. Both ungraded and graded footage work well with our system, supporting sRGB and Rec709 colorspaces. For optimal results, avoid using footage with text overlays on faces, fade-in transitions, or side profile shots.
Unlike other tools, Magic Hour combines ease of use, advanced AI technology, and unparalleled realism to deliver professional-grade lip-syncing. Whether you're a solo creator or a large enterprise, our flexible pricing plans and robust features make it easy to bring your vision to life.
We Value Your Privacy & Data Security, Always
Commercial use, training, deletion, retention (1 day), and security. Retention:1 day
Commercial use
Paid plans permit commercial use of outputs. Free users can preview and test.
No training
We do not use your uploads or outputs to train our models.
Delete anytime
You can delete your content or account at any time. Deletion removes content from active storage immediately.
Security
Encrypted in transit and at rest. Access is restricted for operations and support.
