CaptionTube

Videos + Captions + Translation - Take Your English Learning to the Next Level

CaptionTube is an app specialized in English learning that leverages YouTube video captions.

By displaying English captions and Japanese translations simultaneously with a fully synchronized highlight feature, you can improve your English skills efficiently while having fun.

Key Features

● Real-time Caption Synchronization ・Easy-to-read captions divided into sentences ・Auto-highlight captions based on video playback position ・Jump instantly to the corresponding scene by tapping a caption ・Word-by-word highlighting for detailed review ・Text search within captions to quickly find specific words or phrases

● Japanese Translation Feature ・Display Japanese translations of English captions with one tap (iOS 18+)

● Simple Operation ・Get captions instantly by entering a YouTube video URL or ID ・Intuitive interface that anyone can start using immediately ・Keyword search within the app ・Recommended channels feature (organized by beginner/intermediate/advanced levels) ・Playback history to quickly access previously watched videos

● YouTube Search Feature ・Display thumbnails, titles, view counts, and video duration in a list ・Play videos directly from search results ・Search history feature to quickly recall past searches

● Customizable Settings ・Adjust caption font size ・Change playback speed (0.25x to 2x)

Recommended For

・ Those who want to learn English enjoyably through YouTube videos ・ Those who find English captions alone difficult to understand ・ Those who want to study repeatedly at their own pace ・ Those who want to learn English from their favorite YouTubers' videos ・ Those who want to make effective use of commuting time ・ English learners of all levels, from beginner to advanced