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Browser extension that adds dual subtitles and click-to-lookup to Netflix and YouTube for learning languages.
AI language coach offering conversational practice with real-time feedback across 130+ languages.
AI speaking-practice app pairing learners with voice tutors for pronunciation feedback across 70 languages.
AI platform that scores speaking, writing, reading and listening in 80+ languages for pre-hire language screening.
Free AI-powered academic search engine indexing 236M+ papers, for researchers wanting semantic literature discovery and an augmented reader.
No public pricing
No public pricing
Free trial available
No public pricing
Free trial available
No public pricing
No public pricing
- ✦Dual subtitles on Netflix and YouTube
- ✦Click-to-lookup word translations
- ✦Saveable vocabulary items
- ✦Playback controls for language study
- ✦Works as a browser extension
- ✦Conversational practice with AI tutors
- ✦Real-time personalized feedback and corrections
- ✦Dialogue, sentence, word, call, photo, and debate modes
- ✦Voice interaction with natural AI voices
- ✦Grammar courses and language certificates
- ✦130+ languages on web, iOS, and Android
- ✦Voice conversations with 400+ AI tutor personalities
- ✦Word-by-word pronunciation assessment
- ✦Instant feedback on speaking accuracy and fluency
- ✦Support for 70 languages and 122 dialects
- ✦Interactive wordbook for vocabulary review
- ✦Crosstalk mode mixing native and target language
- ✦Progress tracking with streaks and weekly reports
- ✦Scenario-based, open-response speaking and writing tests
- ✦CEFR score reports with skill-level feedback
- ✦Pronunciation and accent evaluation
- ✦Coverage of 80+ languages
- ✦Proctoring and cheating-prevention controls
- ✦Admin dashboard with shareable results
- ✦White labeling and multi-factor authentication
- ✦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 while watching shows
- →Look up and save new words from video
- →Study with dual subtitles
- →Self-learners practicing conversational fluency
- →Business teams training employees in new languages
- →Students supplementing classroom language education
- →Learners wanting realistic spoken conversation practice
- →Students preparing for oral proficiency in a new language
- →Business or institutional language training programs
- →Self-learners wanting pronunciation feedback without a tutor
- →Pre-employment language screening
- →BPO and customer-service hiring
- →HR and placement testing
- →Learning-and-development assessment
- →Enterprise global hiring
- →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