Subtra Ai Subtitle Transl

Subtra AI is a subtitle translator and language learning extension that works on any website. Netflix, YouTube, or any other platform.

While watching any show or movie, press Alt+X to instantly translate subtitles and save them to your Subtra AI dashboard. Whether it's a single word or a full sentence, everything is saved in context.

From your saved words and sentences, Subtra AI builds personalized quizzes, shadowing exercises, reading practices and vocabulary challenges, all based on content you actually watched.

Learn any language from any show: English, Japanese, Korean, Spanish, French, German and more.

Subtra AI turns passive watching into active learning.