AI Video Dubbing

AI Video Dubbing Tool is an online application that translates talking-head videos into 29 languages while preserving the original speaker's voice and synchronizing lip movements.

What is AI Video Dubbing Tool?

AI Video Dubbing Tool is a web-based platform that converts single-speaker videos into dubbed versions with translated audio, lip-synced mouth movements, and subtitle files. It accepts MP4 or M4V videos with AAC audio and outputs a dubbed MP4, translated audio track, and SRT/VTT subtitles. The tool is maintained by the AI Video Dubbing Editorial Team.

Key Features

• Voice preservation — Keeps recognizable characteristics of the original speaker's voice in the dubbed audio, avoiding generic voiceovers.
• AI lip sync — Matches translated speech to visible mouth movements, working best for clear front-facing speaker videos.
• 29 target languages — Currently supports dubbing into 29 languages; lip sync quality depends on audio clarity and face visibility.
• Video outputs — Download a final MP4, separate translated audio file, and SRT and VTT subtitle files.
• Credit system — 1 credit equals 1 second of processing; new accounts receive 10 free credits with no credit card required.
• Background processing — Jobs continue even if you leave the page; you can return to "My videos" to check status.

Who is it for?

• Course creators — Translate lesson videos into multiple languages while keeping the instructor's voice consistent.
• Content creators — Localize talking-head videos, vlogs, and social clips for international audiences.
• Product teams — Dub product demos and explainer videos without re-recording voiceovers for each market.
• Trainers and educators — Adapt tutorials and training materials for learners in different languages.

How does it work?

1. Upload an MP4 or M4V video with AAC audio.
2. The system detects the original language; you select a target language from 29 options.
3. AI generates translated speech with voice preservation and lip sync for clear speaker videos.
4. Download the completed MP4, translated audio, and subtitle files.

FAQ

What is AI video dubbing?

AI video dubbing translates spoken content in a video and creates a new audio track in another language, preserving the original speaker's voice, generating subtitles, and syncing lip movements.

Will the translated video keep the original voice?

Yes, the dubbing process is designed to preserve recognizable characteristics of the original speaker's voice while generating speech in the selected language.

Does AI video dubbing include lip sync?

Yes, lip sync is included and works best when the speaker's face and mouth are clearly visible in the source video.

Is AI Video Dubbing Tool free to try?

Yes, new accounts receive 10 free credits. One credit covers one second of video, so you can test a short clip without a credit card.

Which video formats are supported?

Only MP4 or M4V with AAC audio. MOV and WebM are not enabled because the browser prepares the source audio before dubbing.

What files can I download?

Completed projects can include the dubbed MP4 video, translated audio file, SRT subtitles, and VTT subtitles.