LangKey | Language Learning: Video · Web · Select Translate · OCR
Overview
Watch YouTube/Bilibili/TED & read web articles. AI bilingual subtitles, select translate, OCR, 7 practice modes.
✨ 核心功能亮点 (Feature Highlights) 🎬 1. AI 视频双语沉浸学习 全平台支持：深度适配 YouTube、Bilibili、TED 等主流视频网站。 AI 双语字幕：实时生成中外双语字幕对照，高亮当前播放句，支持悬停查词。 单句精听复读：支持一键跳转上/下一句、单句无缝循环重播，彻底听懂每一个发音细节。 📖 2. 双语文章沉浸阅读 智能解析排版：一键将繁杂的英文网页/外文文章提取为清爽优雅的阅读模式。 双语对照阅读：支持段落/句子双语对照显示，母语辅助理解，阅读效率提升 300%。 侧边栏/全屏无缝切换：内置 Side Panel 侧边栏与独立全屏阅读器，边查边学不掉队。 🔍 3. 划词即译与深度解析 即划即译：鼠标选中任意网页词句，秒出精准翻译与权威发音。 智能词汇分析：自动提取词根、词性、常见搭配与真实例句，建立个人生词本。 📸 4. 全网 OCR 截屏识别翻译 突破复制限制：遇到视频画面、图片、PDF 或禁止复制的网页？一键快捷键截屏。 文字高精识别：离线/云端 OCR 引擎瞬间提取图片文字，直接开启翻译与跟读学习。 🎯 5. 7 大强化跟读听写模式 听说读写闭环：内置跟读对比、听音辨词、单字默写、句子听写等 7 种练习模式。 高效记忆打卡：从“看得懂”到“听得清、说得出”，全方位巩固语言记忆。
Details
- Version2.4.0
- UpdatedAugust 15, 2026
- Size12.41MiB
- Languages44 languages
- DeveloperWebsite
Email
langkeyweb@gmail.com - Non-traderThis developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.
Privacy
LangKey | Language Learning: Video · Web · Select Translate · OCR has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.
LangKey | Language Learning: Video · Web · Select Translate · OCR handles the following:
This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes
Support
For help with questions, suggestions, or problems, visit the developer's support site
