AI Lip Sync Video Generator

Lip sync, also called lip synchronization, matches a person or character’s mouth movements to spoken or sung audio. AI tools automate much of the frame-by-frame work, making it easier to replace dialogue, dub videos, animate characters, or create singing performances.

Lip sync AI analyzes the timing and speech sounds in an audio track, then adjusts the character’s mouth movements across the video to follow the recording.

Yes. Open the Kling AI Lip Sync tool, choose a supported character video, then upload your audio or generate speech from text. Kling AI processes the lip synchronization online.

Yes. Upload a recording of your dialogue, narration, or singing and use it as the audio track for your character video.

Yes. Upload a singing track and apply it to a supported human-style character video. Kling AI matches the character’s mouth movements to the vocal performance.

Kling AI Lip Sync works with realistic, 3D, and 2D human characters. Choose a supported video where the character’s full face is clearly visible. Animal characters are not currently supported.

Language availability depends on the workflow. The Lip Sync tool accepts uploaded audio and offers available Text to Speech voices. Native Audio in VIDEO 3.0 and VIDEO 3.0 Omni supports Chinese, English, Japanese, Korean, and Spanish.

Kling AI Lip Sync is a paid feature. Credit use depends on the length of the video, and the required amount is shown before generation.

Lip Sync adds new speech or singing to an existing supported character video. Native Audio in VIDEO 3.0 and VIDEO 3.0 Omni generates the scene, dialogue, facial performance, and supporting sound together as part of a new video.

The dedicated Lip Sync tool is designed for character videos. To make a still image speak, use Kling AI Avatar, which combines a character image, audio, and optional performance directions to create a talking-avatar video.