Lip Sync AI
Make any face speak or sing. Upload a portrait or clip, add an audio track, and FlyU animates realistic lip movements in sync - perfect for singing videos, dubbing and talking avatars.
AI Lip Sync: Features That Matter
Always-Fresh Model Lineup
New lip sync models added automatically as they launch - Kling, Seedance, Veo and more.
Singing-Perfect Lip Sync
Tuned for music: upload a song and the mouth, pitch and expression follow the performance, not just the words.
Auto Sound & Voiceover
Add ambient sound, background music or AI voiceovers and lock them to the face automatically.
Fine Control Over Every Output
Aspect ratio, resolution and video length - plus Extend Video to continue and refine.
Creating with AI Lip Sync in 5 Steps
- 1
Create Your Free Account
Sign up in seconds or log in to your existing FlyU account.
- 2
Open the Lip Sync Studio
Find it under AI Video in the main menu.
- 3
Upload a Face
A portrait or video of the person who will speak or sing.
- 4
Add the Audio
Upload speech, a voiceover or a song to sync to.
- 5
Generate & Download
Pick a model, click generate, then download and share.
Who Gets the Most from AI Lip Sync
Social Creators & Influencers
Turn spoken hooks and song covers into talking or singing videos for TikTok and Reels.
Dubbing & Localization Teams
Replace dialogue in any language with accurate lip-synced voiceovers.
Musicians & Singers
Create singing videos or concert visuals from your own songs without filming.
Marketing Teams
Make spokespeople, mascots and characters deliver your ad scripts.
Content Creators & Streamers
Give characters and avatars lifelike voices for short content.
What Creators Say About AI Lip Sync
★★★★★"I record a voiceover once and sync it to ten character videos. The mouth movement holds up even on close-ups."
Nora Chen, Video Producer
★★★★★"We dub our product videos into five languages and the lip sync stays convincing in all of them."
Diego Alvarez, Localization Lead
★★★★★"I turned a demo track into a full singing visualizer without touching a camera. Replay rate went through the roof."
Priya Shah, Independent Singer
★★★★★"Clients used to reject AI voices because the mouth didn't move right. This fixed the last excuse."
Owen Brooks, Creative Strategist
★★★★★"For a talking avatar series, I write the script and it's rendered with realistic lips by lunch."
Camila Rossi, Live Streamer
★★★★★"Sync is tight even on fast rap sections - that is the part every other tool breaks on."
Ethan Williams, Music Educator
AI Lip Sync FAQ: Common Questions
What does FlyU's lip sync feature do?
FlyU Lip Sync animates a face in a photo or video to match any audio track. Upload a portrait or clip, add speech, singing or a song, and the AI moves the mouth and expressions to the audio in sync.
Can I lip sync a song or singing?
Yes. Lip sync mode is optimized for singing - upload a song and the AI matches the performance, including pitch and expression changes.
What source material works best?
A clear, front-facing portrait or video of one person. High resolution and even lighting give the most natural mouth movement. JPG, PNG, MP4 and MP3 are supported.
Which models support lip sync?
FlyU routes lip sync through dedicated models - primarily Kling, with Seedance and Veo as alternates for different output styles.
Can I use the lip-synced videos commercially?
Yes. Content generated with paid plans can be used commercially for social media, marketing and other business purposes.
How long does a lip sync video take?
Usually 1-5 minutes depending on clip length, resolution and model. You can regenerate as needed.
More FlyU Tools to Explore
Motion Control
Direct camera movement
Video to Video
Restyle existing clips
Text to Image
Create visuals from words
Image to Image
Transform any image
Text to Speech
Realistic AI voices
Reference to Video
Animate with a reference
AI Music Video
Turn songs into visuals
AI Music Generator
Create songs with Suno
View Pricing
Credits as low as $0.0575
Start Creating with AI Lip Sync Today
Whether you're dubbing videos, syncing songs or building talking avatars - make any face speak or sing in minutes.
Seedance 2.0: as low as $0.345/video | Veo 3.1 Lite: as low as $0.0575/video