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AI language coach offering conversational practice with real-time feedback across 130+ languages.
AI-scored practice platform for PTE Academic and PTE Core exam prep, with question banks, predictions and study tools.
AI study app that turns notes, PDFs, YouTube and slides into quizzes and flashcards to help students revise.
Well-adopted AI research assistant for finding papers, summarizing, and extracting data at scale.
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
No public pricing
- ✦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
- ✦AI scoring for speaking and writing
- ✦Full PTE question-type practice
- ✦Weekly exam prediction files
- ✦Vocabulary books and shadowing tools
- ✦AI study plan and score analysis
- ✦Web and mobile app sync
- ✦AI-generated quizzes
- ✦Flashcard maker
- ✦Create flashcards from PDFs, notes and slides
- ✦YouTube and PowerPoint summarizers
- ✦Spaced-repetition study
- ✦Mobile app
- ✦AI-enabled systematic reviews
- ✦Research reports
- ✦Upload your own PDFs
- ✦Quick summaries
- ✦Source quotes
- ✦Question answering
- ✦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
- →Self-learners practicing conversational fluency
- →Business teams training employees in new languages
- →Students supplementing classroom language education
- →Preparing for PTE Academic/Core exams
- →Practicing speaking and writing with AI feedback
- →Studying likely exam questions
- →Tracking prep progress
- →Revise for school and university exams
- →Turn notes and PDFs into flashcards
- →Study with AI-generated quizzes
- →Speeding up literature reviews
- →Automating systematic reviews and meta-analyses
- →Learning about new domains
- →Data extraction in rigorous systematic literature reviews
- →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