Kay English Vocabulary

Learn essential English with Ogden 850 and 1368 Speaking Vocabulary: offline word cards, IPA, UK/US audio, examples, flashcards, phrases, stories, and progress tracking.

Kay English Vocabulary helps you build a clear English foundation with C.K. Ogden's Basic English 850 core words. It is designed for learners who want a smaller, more practical path into reading, pronunciation, and everyday expression.

Instead of scattering your attention across thousands of words, Kay starts with 850 essential words and helps you understand them through definitions, examples, audio, flashcards, phrases, and review.

Key features:

• Offline 850-word library with meanings, English definitions, usage notes, and examples
• IPA pronunciation plus UK and US audio, with support for system text-to-speech
• Flashcard practice for all words, categories, starter sets, favorites, and words not yet mastered
• Immersion mode that hides translations so you can practice understanding in English
• Synonym notes that explain close meanings instead of only showing translations
• Phrase patterns, memory stories, and scenario practice for natural usage
• Daily progress tracking for reviews, mastered words, favorites, streaks, and learning trends
• Sentence records and shareable word cards for saving and exporting your own examples

Privacy:

• No account required
• No ads
• No analytics SDK
• Study progress stays on your device
• Minimal first-party anonymous app-open analytics is used only for aggregate active user and device estimates

Kay is for learners who want to rebuild English from a stable core, improve reading confidence, and reduce translation dependence. Master the small words first, then grow into larger English.