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Description
AI language learning assistant: bilingual subtitles for video immersion, live captions, and interactive vocabulary practice. DuoSub is your all-in-one AI language learning assistant designed to help you master foreign languages naturally through video immersion, real-time meeting captions, and smart vocabulary practice. Whether you are preparing for exams (IELTS, TOEFL, TOEIC, JLPT, HSK) or improving everyday conversational fluency, DuoSub bridges comprehension gaps by turning everyday video watching and remote calls into engaging study sessions. ─────────────────────────────────── 🚀 KEY FEATURES ─────────────────────────────────── 1. Bilingual Subtitles for Video Immersion • Display dual-language subtitles simultaneously on your favorite streaming platforms. • Compare target language dialogues with accurate translations in real time. • Interactive playback controls: repeat lines, pause on dialogue change, and adjust playback speed. 2. Live Meeting & Webinar Captions • Real-time bilingual captions for remote conference calls and virtual classrooms. • Full support for Google Meet, Microsoft Teams, and Zoom Web. • Floating copilot window that docks neatly beside your meeting or video player. 3. Instant Hover Dictionary & Pronunciation • Hover over any subtitle word or web text for instant translation, definition, and grammar hints. • High-quality Text-to-Speech (TTS) audio pronunciation with native accents. 4. Smart Vocabulary Deck & Spaced Repetition Practice • One-click saving of unfamiliar words directly from video dialogues. • Reinforce your memory with spaced-repetition flashcards and interactive retention drills. • Sync your vocabulary library seamlessly across your devices. 5. Bring Your Own AI (Optional) • Compatible with top AI providers (OpenAI, Anthropic Claude, Google Gemini, DeepSeek). • Your custom API keys are stored strictly in local browser storage (chrome.storage.local) and never leave your device. ─────────────────────────────────── 📺 SUPPORTED PLATFORMS ─────────────────────────────────── • YouTube • Netflix • Google Meet • Microsoft Teams • Zoom Web • International news & documentation pages (via hover lookup) ─────────────────────────────────── 🔒 PRIVACY FIRST & DATA COMPLIANCE ─────────────────────────────────── • Strictly Educational: DuoSub adheres strictly to Google Chrome Web Store Single Purpose and Limited Use policies. • No Browsing Tracking: We DO NOT track, collect, log, or sell your web browsing history or personal web activity. • Transient In-Memory Processing: Video subtitle text is processed in-memory for instant translation and is never permanently stored on remote servers. • Privacy Policy: Full transparency available at https://duosub.study/privacy • Contact & Support: support@duosub.study Transform your daily entertainment and meetings into an effortless language learning journey with DuoSub!