Dub English (US) Videos to Portuguese (Brazilian)
Paste a English (US) YouTube video and get it dubbed into Portuguese (Brazilian) in minutes — with AI voice cloning that captures the speaker's tone and emotion.
About English (US) to Portuguese (Brazilian) Dubbing
Brazilian Portuguese is spoken by over 215 million people in Brazil — the world's 5th largest country and Latin America's biggest economy. Brazil is also the 3rd largest social media market globally, with massive YouTube and TikTok engagement. Dubbing into Brazilian Portuguese gives your content access to an enormous, highly active digital audience that strongly prefers native-language content.
Dubbing Tips for Portuguese (Brazilian)
Brazilian Portuguese has a warmer, more musical rhythm compared to European Portuguese, with open vowels and distinctive nasal sounds. Sentences tend to run about 10-15% longer than English. Our AI captures the characteristic Brazilian cadence when dubbing English (US) content, using Brazilian vocabulary and expressions (not European Portuguese), so your dubbed audio sounds authentically local.
How It Works
Paste a URL
Paste any YouTube video URL. We automatically detect the spoken language.
Choose Your Language
Select from 140+ languages. Our AI adapts pacing and tone to sound natural in the target language.
Get Your Dubbed Audio
Our AI localizes the content — cloning the original voice, generating expressive speech, and mixing it seamlessly with the background music.
Frequently Asked Questions
Translation converts words from one language to another. Dubbing goes much further — it localizes the content for the target audience. Different languages have different speaking speeds, idioms, and cultural expressions. Our AI adapts pacing so speech fits naturally into the original timing, localizes sayings and expressions instead of translating them literally, and clones the speaker's voice so it sounds authentic. The result isn't just translated words — it's a fully localized experience.
A typical 5-minute video takes about 5-10 minutes to process. Our AI handles transcription, localization, voice cloning, and mixing all in one pipeline.
Our AI clones the original speaker's voice across all 140+ supported languages — not just their sound, but their tone, emotion, and speaking style. The result is natural, expressive speech that feels like the original person speaking in a new language.
We support 140+ languages including English, Spanish, French, German, Japanese, Korean, Chinese, Russian, Arabic, Hindi, and many more. Our top-tier voices cover the 9 most popular languages with the highest quality.
Yes! Our AI cleanly separates speech from music, dubs only the spoken parts, then mixes the new voice back with the original background audio — so nothing is lost.
Yes, SpeakSwap is currently free to use with no limits on video length or language pairs.
Currently, SpeakSwap supports single-speaker videos only. All speech is dubbed using one cloned voice. Multi-speaker support is on our roadmap.
When you select Portuguese (Brazilian), the AI produces Brazilian Portuguese with Brazilian pronunciation, vocabulary, and expressions. For audiences in Portugal, select Portuguese (European) instead. The two varieties differ significantly in pronunciation and everyday vocabulary — similar to American vs British English.
How We Compare
| Service | Price | Pricing Model |
|---|---|---|
| SpeakSwapCheapest | $0.33/min | Pay-as-you-go |
| Rask AI | $2.00/min | $50/mo subscription |
| ElevenLabs | $0.44/min | $22/mo subscription |
| HeyGen | $2.40+/min | $24/mo subscription |