VocaSub

Master any language on YouTube with real-time dual subtitles and professional translation tools.

VocaSub: Dual Subtitles & Real-Time Translator for YouTube VocaSub is a powerful browser extension that enhances your YouTube experience by providing real-time, dual-language subtitles. Designed for language learners, international students, and global content enthusiasts, it helps you understand and learn languages naturally as you watch your favorite videos. Main Features 1. Bilingual Subtitle Display View original captions and high-quality translations simultaneously. Seeing both languages side-by-side helps you map vocabulary and grammar structures in context, making it an ideal tool for language immersion. 2. Seamless Real-Time Translation VocaSub uses high-performance technology to provide translations that are perfectly synced with the video's audio and original timestamps. Experience smooth, lag-free translation as the video plays. 3. Customizable Visual Experience Tailor the subtitle interface to your preference: Premium Aesthetics: Modern design with glassmorphism effects. Font Control: Choose professional fonts and adjust text size for maximum readability. Visual Styling: Customize text colors, background opacity, and panel positioning. 4. Interactive Sidebar Mode Switch to the sidebar view to see subtitles as a scrollable list. This is perfect for reviewing previous lines of dialogue without interrupting the video flow. 5. Privacy and Performance Ultra-Lightweight: Minimal impact on browser performance. Privacy Focused: No tracking, no data collection. All settings are stored locally on your device. How to Use Install the extension. Open any YouTube video and enable standard Closed Captions (CC). VocaSub will automatically display the translation layer. Use the extension popup to select your target language and customize the theme. VocaSub is a bridge between languages, allowing you to explore global content without boundaries. Start your language learning journey today!