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#1 AI Dubbing and voice translator

Translate any video in minutes with AI Dubbing

Translate any video into 29+ languages with perfect lip sync and original voices cloned and preserved.

4.7
from 2,000+ reviews on G2

Kyle

Original voice

Listen to Kyle's original voice recording.

Kyle

Dubbed voice

Listen to Kyle’s dubbed voice, easily translated in any language.

French

Trusted by over 50,000 companies of all sizes

What's the problem?

Traditional dubbing is slow, costly, and hard to update

Traditional dubbing

  • Traditional dubbing costs add up fast, especially for multiple languages.
  • Takes up to 10 weeks per language. The process is long, involving voice talent, recording, and editing.
  • Hard to update or fix errors. Any change often requires redoing the entire dubbing process.

Synthesia AI Dubbing

  • Lower costs, and create multilingual videos at scale.
  • 10x faster than traditional dubbing. Create translated versions of your video in minutes, not weeks.
  • Easy and secure editing. Make changes anytime with tools and guardrails to keep your message consistent and accurate.
Try for free

Try AI Video Dubbing for free

Make your video content global with AI dubbing that preserves the original speaker’s voice and delivers perfect lip‑sync.

1Add your video

Record
Upload
Youtube

Videos must be 10 to 30 seconds. Longer videos will be trimmed.

Video must be at least 5s long.

Choose a file or drag it here.

Max length 30 sec—longer videos will be trimmed.

Please enter a valid link.

Use a YouTube video that clearly shows someone speaking.

or

Pick from one of our sample videos

Security Training
Leadership Update
Marketing Webinar

2Translate to

Thank you! Your submission has been received!
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Translate my video
us english
German
french
spanish

By using this service, you confirm you have all necessary rights, licenses and permissions to upload and dub this content, and that your use of any dubbed content will be in accordance with the Acceptable Use Policy and in compliance with applicable regulations related to intellectual property and data privacy.

Get ready to record

We need access to your camera and mic.

Record yourself

Check the live preview below. If you’re happy with it, click Next.

Everything’s set. You can talk in any language.  Need inspiration? See the prompt below. Click Start recording when ready.

Review your footage

Give your recording a quick look.

Use this scrip for inspiration: Hi there! I’m speaking in [original language], but you’re hearing me in [target language]—all in my own voice and perfectly synced lips, thanks to Synthesia AI Dubbing.

Please grant the browser permission to record you.

Enable camera and microphone

00:00:59

3

Return

Next

Start recording

Stop

Retake

Upload recording

Sample Video Name

Corporate lorem ipsum training session

Use this sample video

Why choose Synthesia?

Translate, edit and share your existing video library in minutes

Upload your video and translate it into 29+ languages
in minutes

Upload any video and get a translated version in minutes, keeping each speaker's original voice — even with multiple speakers.

Keep the original voice and adjust the lip sync

Your translated video will have perfect lip sync with the new voiceover, giving it an authentic look and sound.

Coming soon

Edit the transcript and
make changes easily and securely

Quickly fix transcript errors while our content moderation tools ensure your likeness and message is secure from misuse.

Multilingual video PLayer

Watch all your translated videos in one video player

  • Single share link, single player
  • Autoplays in your viewer’s browser language
  • Easy toggle between different language versions

Book your 30-minute Synthesia demo.

What to expect:
  • Get a personalized demo of Synthesia
  • Hear proven customer success stories
  • Learn about pricing for your use case
Trusted by over 90% of Fortune 100 companies
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Safety & Security

How safe and secure is AI Dubbing?

We take security and AI safety seriously. Learn more about how our team works on building a product that's ethical and secure.

Content moderation

We implement rigorous content moderation at the point of creation, using advanced tech filters and human oversight to prevent inappropriate or harmful content.

Secure editing

Any change in transcript is moderated to ensure the original meaning of the message has not been changed. This ensures individuals' likeness cannot be misappropriated.

ISO 42001 certified

We're compliant with globally recognized guidelines for safe and responsible use of AI systems that focus on safety, ethics and transparency.

GDPR compliant

We follow strict guidelines of collection, processing and storing of personal information, so your data is always safe and secure.

faqs

AI video dubbing and voice translation FAQ

Can AI be used for dubbing?

Yes, AI can be effectively used for dubbing, translating your video into multiple languages while maintaining the speaker's voice and lip sync. AI dubbing is also faster and more cost-effective than traditional dubbing methods.

Can I make an AI voice of myself?

Yes, some AI platforms allow you to clone your voice, capturing your unique tone and speaking style that can be used in video creation. This voice can then be used to generate voiceovers or dubbed video content in different languages.

What is AI video dubbing?

AI video dubbing uses artificial intelligence to translate and sync audio from one language to another, matching the speaker's lip movements for a natural, authentic look. This process can be completed quickly, often within minutes.

How accurate are AI translations?

We use the most advanced AI translation technology available to ensure a consistently high quality of content. We also enable additional reviews by humans through our editing capability - so if your translated output video needs to be tweaked, your reviewer can action the changes in minutes by editing the script.

How do I dub a voiceover video?

To dub a voiceover video with AI, you typically upload your video, select your target language, and let the AI tool generate a new audio track that matches the original voice and timing. Some platforms allow you to edit the transcript for accuracy.

What's the difference between dubbing and voiceover?

Dubbing replaces the original audio with a translated version, often matched to the speaker’s lip movements, while voiceover adds translated audio over the original, often heard in the background. Dubbing aims for a more seamless viewing experience.

What is an example of video dubbing?

An example of video dubbing would be translating an English tutorial video into Spanish, keeping the speaker’s original voice and syncing it with their lip movements, making it accessible to Spanish-speaking audiences.

Can I dub my voice?

Yes, AI platforms like Synthesia let you dub your own voice in multiple languages. These tools capture your voice's characteristics so you can create multilingual content that sounds like you.

How to dub video for free?

Several free AI tools offer basic video dubbing services. While they may have limitations, you can try them to produce simple multilingual videos, often by uploading your video and selecting a target language for translation.