Education
CaptiPrep icon

CaptiPrep

Extract YouTube captions, pick key words/phrases with LLM, and generate study cards.

Users37
Rating--
Reviews0
Manifest versionV3
7-day growth+6
7-day growth rate+19.4%
Preview

CaptiPrep Media preview

5 assets
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33343637392026年5月30日2026年6月2日2026年6月5日Latest: 37
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1-day growthFlat
00%
7-day growthGrowing
+6+19.4%
30-day growthDeclining
-1-2.63%
Technical snapshot

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Version1.5.0
ManifestV3
Size779KiB
Languages2English / 中文（中国）
Published
Store updated
Last crawled
English中文（中国）
Overview

Product summary

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CaptiPrep is an AI-assisted tool for English learners that helps you preview key vocabulary and expressions from subtitles before watching a YouTube video. Learn first, watch later — more efficient and less boring.

Main features

- Subtitle preview: automatically extracts key words and phrases from English subtitles.

- Smart filtering: AI pre-filters combined with manual selection to produce a study list that fits you.

- One-click card creation: generate study cards with definitions, phonetics, example sentences and notes.

- In-page overlay: operate directly on the YouTube page without switching away.

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