sync.

sync.

sync. is an AI-powered lip-syncing tool that leverages zero-shot technology to instantly edit dialogue and perform voice cloning for live-action, animated and AI-generated videos. It helps creators speed up video localization and content re-creation without per-speaker training.
AI lip-synczero-shot lip syncvideo dubbing toolvideo localizationvoice cloning for videolip-sync API

Features of sync.

Zero-shot lip-sync — generate synchronized mouth movements without per-speaker pre-training or fine-tuning
Supports live-action, 2D/3D animation and AI-generated videos, with output up to 4K resolution
Multiple audio input options: upload audio files, use text-to-speech (TTS) or record directly
Single REST API endpoint with Python and TypeScript SDKs for easy developer integration
Active speaker detection to automatically identify and apply lip-sync to the speaking person in multi-speaker scenes

Use Cases of sync.

Dub films, TV shows and web videos with precise lip-sync localization
Edit lines, fix flubbed dialogue or update content after recording without reshooting
Add multilingual voiceovers for game characters to enhance player immersion
Quickly localize ads for different regions by adapting dialogue and personalization
Produce multilingual training videos for education and corporate learning

FAQ about sync.

QWhat is sync.?

sync. is an AI video lip-syncing tool developed by Synchronicity Labs that aligns any audio or text with on-screen lip movements at high accuracy, suitable for video localization, content editing and related workflows.

QDo I need to train a model for each speaker to use sync.?

No. sync. uses zero-shot technology and does not require per-speaker pre-training or fine-tuning — upload your video and audio and generate lip-sync directly.

QWhat video types and resolutions does sync. support?

sync. handles live-action footage, 2D/3D animation and AI-generated content, and can produce outputs up to 4K resolution.

QHow does sync. handle videos with multiple speakers?

The tool includes active speaker detection that automatically identifies who is speaking and applies lip-sync only to that speaker in multi-person scenes.

QIs there a free trial or demo available for sync.?

Per public information, sync. offers a free trial and online demo experience, and provides enterprise demo bookings; check the official website for current plans and limits.

QCan developers integrate sync. into their own applications?

Yes. sync. provides a RESTful API, Python and TypeScript SDKs, plus full API documentation to support fast integration and scalable deployment.