YouTube Dubbing

One-click video translation & dubbing—understand foreign languages instantly, access global knowledge YouTube Dubbing is a browser extension that translates and dubs online videos in real time. No need to read subtitles—just listen in your native language and understand foreign videos instantly, as naturally as watching local content.

Open any video on YouTube, Bilibili, Udemy, or Coursera—YouTube Dubbing automatically translates the subtitles and plays AI dubbing with no extra steps. Just hit play to start.

Free — Dub up to 5 videos per day for free, perfect for everyday watching and language learners.

Premium — Unlimited videos, AI subtitle enhancement (GPT / Claude), preserve background audio, smart multi-speaker detection, and priority customer support.

Core features:

• One-click translation & dubbing — Press play to automatically translate subtitles and start dubbing, saving time and effort.
• AI subtitle enhancement (Premium) — Even if a video has no subtitles (YouTube & Bilibili), AI can generate subtitles automatically and then translate and dub them.
• Multi-model translation (Premium) — Supports leading LLMs like GPT and Claude for more natural and accurate translations.
• Rich voice library — Male and female voices, multiple regional accents, automatically matched to the best voice for the target language.
• Adaptive playback speed — Dubbing stays in sync at 0.5× to 2× speed.
• Preserve background audio (Premium) — Keep original music and sound effects for a more immersive experience.
• Smart multi-speaker detection (Premium) — Distinguish different speakers and assign different voices for richer, more natural dialogue.
• Cross-platform support — Available on Chrome, Firefox, and Android.
• Multi-site support — Works with major platforms like YouTube, Bilibili, Udemy, Coursera, and more.
• Universal video dubbing — Even when a video is not covered by the extension’s built-in one-click support, YouTube Dubbing can intelligently detect the media source and guide you to download the video and upload it to our server for subtitle recognition. You will receive an email when processing is complete, then come back and watch.
• Subtitle Summary — Subtitle Summary is not limited to YouTube; any website supported by the extension can summarize subtitle content.
• Subtitle Editor — If the translation or dubbing still is not satisfactory, copy subtitles from Subtitle Editor to your preferred AI model for translation, then paste them back and save. After manually enabling “skip translation for same-language subtitles,” the extension can dub with your custom subtitles.