據 AlphaMoat 統計,截至 2026-09,Chrome 外掛 Subtra AI 使用者數為 503,環比 +105.3%,評分 4.9(34 人評價),在全部 9,324 款 AI 瀏覽器外掛中排名第 2,228 位,在「教育科研」分類(676 款)中排名第 175 位。
Press Alt+X or Alt+V to translate and save subtitles from any video. Learn languages with AI-powered quizzes, shadowing and stories. Subtra AI turns movies and shows into language learning material. It works directly on Netflix, YouTube, and ANY OTHER platforms.
Dual Subtitles Watch with two subtitle tracks on screen at the same time. You can keep the original language and your native translation visible together, making it much easier to follow fast dialogue and pick up natural phrasing.
Instant Translation and Word Saving While watching, click any word or press Alt+X / Alt+V to translate subtitles on the spot. Subtra saves the word along with the full sentence, so you always remember the exact context it was used in.
Practice What You Actually Watched Everything you save goes straight to your Subtra dashboard. The app automatically creates quizzes, shadowing exercises, and vocabulary reviews based on the scenes you just finished watching.
Works with English, Spanish, French, German, Japanese, Korean, Italian, Turkish, and many more languages.
Install Subtra AI and learn naturally while enjoying your favorite shows.
AI for teachers, right inside Google Docs, Classroom, YouTube, and more. Tell Brisk what you need and save 10+ hours a week.
+ 對比Your ultimate knowledge and English learning tool to discover the world and upskill yourself. Translate video, websites and PDF.
+ 對比Bring AI detection, citation checks, live essay feedback, and writing replays directly into Google Docs and your workflow.
+ 對比Trancy provides bilingual subtitle for platforms like YouTube, Disney+, as well as AI translator for websites.
+ 對比Automatically import flashcards and notes from any video, PDF, article, or flashcard site. Knowt is the fastest way to study.
+ 對比Your AI research assistant for understanding scientific literature.
+ 對比資料月份:2026-09 · 使用者數與評分來自 Chrome 應用商店公開資料,按月聚合更新。口徑說明見資料方法。