AI Video Lip Syncing
Sync Any Video with Any Audio Perfectly
Harnessing top-tier AI, perfectly match your videos with any audio file. Whether it's multi-language dubbing or character singing, Flow Video AI provides cinematic lip-sync effects.
Upload Your Media
Video + Audio Files
20 credits/s × 0s
How to handle audio/video length mismatch
Synced video will appear here
My Sync History
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Why Choose Our AI Lip Sync Tool?
Traditional lip-syncing takes weeks. Our AI engine does it in minutes, maintaining natural facial dynamics and muscle movements.
Cinematic Precision
Using the advanced sync/lipsync-2-pro model for pixel-perfect lip matching even in fast-paced dialogues.
- Natural facial expressions
- Multi-language support
- Seamless transitions
Localization Powerhouse
No matter the original language, AI makes your character speak any language with a simple audio upload.
- Save on dubbing costs
- Increase viewer engagement
- One-click global reach
Character Singing
Supports not just dialogue but also makes photos or video characters sing along to any melody.
- Precise rhythm sync
- Singing-specific dynamics
- Engaging interactive content
How to Use AI Lip Sync
Upload Video
Upload the video you want to lip-sync. Supports MP4, MOV, WEBM, M4V, GIF. Clear face-forward footage recommended. Max 50MB.
Upload Audio
Upload your dubbing or audio file (MP3, WAV, OGG, M4A, AAC). Credits calculated based on video duration (20 credits/second).
Configure Settings
Choose sync mode (Loop, Cut Off, Bounce, Freeze), adjust temperature for expressiveness, enable active speaker detection if needed.
Generate & Download
Click 'Sync Now'. Our Lip Sync 2 Pro engine will precisely reshape lips to match the audio. Preview and download when ready.
Questions About AI Lip Sync
Find answers to common questions here.
Ready to make your characters speak?
Start now for more immersive and professional videos.