Chinese 1000 Words helps you master the most essential Mandarin Chinese vocabulary through smart flashcard practice, quizzes, and audio learning. KEY FEATURES: • 1000 Essential Words — Carefully selected high-frequency Mandarin vocabulary organized into 25+ themed categories (daily life, food, travel, business, culture & more) • Spaced Repetition (SM-2) — Scientifically proven algorithm schedules reviews at optimal intervals for long-term retention • Multiple Quiz Modes — Test yourself with multiple choice, listening comprehension, and spelling practice • Pinyin & Characters — See pinyin romanization alongside Chinese characters for proper pronunciation • Sleep Mode — Absorb vocabulary passively with background audio playback, even with your screen locked • Auto-Play — Hands-free review mode perfect for commuting or exercising • 7 Translation Languages — Learn with translations in English, Japanese, Korean, Vietnamese, French, Spanish & Thai • Offline First — All data stored locally, no internet required to study • Track Your Progress — XP system, daily streaks, level progression & detailed statistics • Custom Words — Add your own vocabulary and categories • Backup & Restore — Export and import your learning progress Whether you're preparing for HSK exams, planning a trip to China, or just curious about Mandarin, Chinese 1000 Words gives you the essential vocabulary foundation. Download now and start your Mandarin Chinese journey!