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Immersion-based language learning toolkit that turns Netflix, YouTube, and web content into study material via a browser extension and apps.
Browser extension that adds dual subtitles and click-to-lookup to Netflix and YouTube for learning languages.
American-accent training app pairing Hollywood dialect-coach video lessons with instant AI pronunciation feedback.
Mobile app that pairs language learners with AI conversation tutors for real-time pronunciation, grammar, and speaking practice.
Free AI-powered academic search engine indexing 236M+ papers, for researchers wanting semantic literature discovery and an augmented reader.
No public pricing
Free trial available
No public pricing
No public pricing
Free trial available
No public pricing
No public pricing
- ✦Chrome extension for immersive study on real sites
- ✦Netflix and YouTube subtitle learning
- ✦Spaced-repetition memory system
- ✦Built-in dictionaries and grammar reference
- ✦iOS and Android apps
- ✦Support for 12+ languages
- ✦Dual subtitles on Netflix and YouTube
- ✦Click-to-lookup word translations
- ✦Saveable vocabulary items
- ✦Playback controls for language study
- ✦Works as a browser extension
- ✦Hollywood dialect-coach video lessons
- ✦Instant AI pronunciation feedback
- ✦Sound-level mistake analysis with tips
- ✦Targeted practice drills
- ✦Conversation practice and AI role-play
- ✦Progress and score tracking
- ✦Multiple AI tutor personas for conversation practice
- ✦Real-time pronunciation and grammar correction
- ✦Adaptive personalized study plans
- ✦Adjustable feedback intensity (soft to strict)
- ✦Free-topic open conversation mode
- ✦Native-language onboarding for beginners
- ✦AI-powered semantic search across 236M+ papers
- ✦Semantic Reader for augmented, contextual paper reading
- ✦Free public API for paper search and metadata
- ✦Author and topic discovery
- ✦Citation graph exploration
- ✦Beta program for new features
- →Learn a language through native media
- →Study vocabulary with spaced repetition
- →Turn videos and articles into lessons
- →Progress toward proficiency exams like JLPT
- →Learn a language while watching shows
- →Look up and save new words from video
- →Study with dual subtitles
- →Reduce accent and improve clarity
- →Prepare to speak confidently at work
- →Practice English pronunciation daily
- →Practicing spoken conversation without a human partner
- →Refreshing language skills before travel
- →Building a daily language practice habit
- →Starting a new language from scratch
- →Researchers searching scientific literature across disciplines
- →Developers building applications on top of scholarly data via the API
- →Students exploring citation networks for a topic
- →Librarians and academics needing free literature discovery tools