Learn languages using flashcards with space repetition. Swipe and sort cards to review vocabulary. Access video courses for additional practice. Track progress and revisit difficult terms for improved retention.
Look up words with definitions, synonyms, and examples. Access over 230,000 entries and 165,000 corpus-based examples. Search for words, phrases, or meanings. Save favorite entries for later review.
Learn with 600 key words and their definitions. Review with example sentences. Access all content for free. Track progress through practice quizzes and word lists.
Learn vocabulary through space-themed games and interactive flashcards. Practice words with text, audio, and visual icons. Explore categories like numbers and daily topics. Test knowledge with quizzes and track progress over time.
New English words with definitions, synonyms, antonyms, and pronunciation. Take quizzes to test vocabulary. Prepare for exams like SAT, GRE, GMAT, IELTS, and TOEFL. Access thousands of words for free.
Learn vocabulary through space-themed gameplay and interactive flashcards. Practice words with text, audio, and visual icons. Explore categories like numbers and daily topics. Test knowledge with quizzes and track progress over time.
Create custom dictionaries to organize . Use spaced repetition to memorize words and phrases. Study flashcards with meanings, synonyms, and examples. Track progress and review words at different skill levels.
Manage books with barcode scanning, online search, or manual entry. Track reading status: Want to Read, Currently Reading, Finished, Abandoned, On Hold. Organize with custom lists and collections. Use built-in reading timer to monitor time spent.
Capture and organize book highlights with recognition and page number detection. Add custom tags and notes. Export highlights, share them, and scan ISBNs. Use bulk drag-and-drop for iPad. Supports photo highlighting and dark mode.
Syncs highlights from Kindle, Apple Books, Instapaper, Pocket, Medium, Goodreads, and paper books. Users can build daily review habits through the and email. Highlights are reviewed daily to improve retention and memory of book content.