sync. is an AI-powered lip-syncing tool that can synchronize lip movements in any video with audio, achieving natural, accurate, and instant lip matching. This tool provides content creators, podcasters, and YouTube channel owners with the possibility to repurpose old content. Additionally, through its development tools, it assists developers in integrating sync. functionalities into their applications, enhancing the global impact of their products. Sync. supports multiple languages, allowing for easy translation of content with life-like, instant lip-sync effects.