Live captions, subtitles & voice-over
Live captions, translated subtitles, and AI voice-over for movies, series, podcasts, courses, and more — directly in your browser.
Chrome extension
Live captions, subtitles & voice-over for Netflix, YouTube, Disney+ & more.
Sublango adds live captions, translated subtitles, and AI voice-over directly in your browser.
An active subscription is required.
English 0:26
Live captions, subtitles & voice-overLanguages
Features
Your live captions, subtitles & voice-over companion
Sublango adds live captions, live translated subtitles, and AI voice-over across YouTube, Netflix, Prime Video, Disney+, HBO Max, Rakuten Viki, Udemy, Coursera, and more websites with video.
Auto language detection
Sublango detects the spoken language automatically to keep captions, translated subtitles, and voice-over aligned.
Works across the web
Works on YouTube, Netflix, Prime Video, Disney+, HBO Max, Rakuten Viki, Udemy, Coursera, and more websites with video.
Built for real-time watching
Live captions appear extremely fast, while translated subtitles are optimized to arrive smoothly and stay easy to follow.
Customizable overlay
Resize, reposition, and restyle the overlay — control fonts, width, colors, and opacity to match your screen.
Privacy-first
We process only what is needed to generate captions, subtitles, and voice-over, and we never sell your data.
Unlimited Subtitles
Live audio provides captions and translated subtitles. Voice-over uses available video caption tracks.
Live audio captions may lag behind speech. Delay varies by language and connection.
FeaturesFor everyday watching & learning
Choose translated subtitles, or listen with voice-over on supported videos.
Get startedThe Process
Live captions, subtitles & voice-over in 3 easy steps
Sign up
Create an account. Choose the plan that fits how you watch.
Install the Chrome extension
Add Sublango to Chrome to unlock live captions, live subtitles, and AI voice-over.
Start watching
Press play — Sublango adds live captions, translated subtitles, and voice-over in your language.
FAQ
Frequently Asked Questions
Find quick answers to the most common questions. Still curious?
Reach out anytime
Watch in your language, across the web
Add live captions, translated subtitles, and AI voice-over to streaming, courses, and more websites with video.
Secure payments by Stripe · Cancel anytime