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Sentence-first video learning
Navigate video and subtitles by sentence, with the current line always highlighted.
Learn sentence by sentence with bilingual subtitles, instant word lookup, saved phrases, and review loops that make video learning stick.
No login required to try it. Sign in later to sync bookmarks and progress.

Core Features
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Navigate video and subtitles by sentence, with the current line always highlighted.
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Read original and translation together so comprehension comes first.
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Save useful words, phrases, and sentences into your personal library.
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Bring saved video materials into review pages and make learning stick.
Workflow
Pricing
For trying the video learning workflow.
For long-term learning and complete review loops.
FAQ
No. You can start with published learning videos. Sign in later to sync bookmarks and progress.
It turns YouTube videos into learning materials you can understand, save, and review instead of passively watching.
Pro is for learners who study consistently and want a long-term system for vocabulary, phrases, and review history.