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Hover over a word in YouTube subtitles to get an instant, context-aware translation powered by OpenAI. Understand Every YouTube Video with Instant Hover Translations! Watching foreign content, learning a new language, or just need help understanding a specific word on YouTube? YouTube Subtitle Translator makes it effortless. No need to pause, copy text, or open a new tab. Simply hover your mouse over any subtitle you don't understand, and get an instant, context-aware translation right on the screen. ⚠️ Important Note: OpenAI API Key Required To provide you with the most accurate, natural-sounding, and context-aware translations possible, this extension uses ChatGPT's advanced AI models. You must provide your own OpenAI API Key in the extension settings to use this tool. Your key is stored locally and securely on your browser. 🚀 Key Features: Instant Hover Translation: Just point your cursor at a subtitle word or phrase to see its translation instantly. YouTube Optimized: Exclusively designed to work flawlessly with YouTube's native closed captions (CC). Unmatched AI Accuracy: Powered by OpenAI, meaning you get translations that understand slang, idioms, and context—not just literal word-by-word translations. Seamless Viewing: The video keeps playing smoothly without interruptions. The translation tooltip is clean and non-intrusive. Customizable Target Language: Translate YouTube subtitles into your preferred language with ease. 🛠️ How It Works: Install the extension and click its icon in your browser toolbar. Enter your OpenAI API Key in the settings menu. Open any YouTube video and turn on the subtitles (CC). Hover your mouse over the text you want to translate and enjoy! Take control of your YouTube viewing experience and break language barriers with the power of AI. Install YouTube Subtitle Translator today!
Aug 11, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.