Little Red Tools

Master HSK vocabulary at your own pace with Little Red Tools - the intelligent SRS-powered Chinese learning tool designed for serious language learners! No credit card, subscription or account required!
Our app uses advanced spaced repetition technology to optimize your study time, showing you words exactly when you need to review them. Study vocabulary for all HSK levels from 1 to 6 with:

Smart SRS algorithm that adapts to your learning performance
Complete vocabulary lists for all HSK levels (1-6)
Pinyin support for pronunciation guidance
Daily streak tracking to maintain your study habit
Detailed statistics to monitor your progress
Simple, distraction-free interface with vibrant red and yellow theme focused on effective learning

Whether you're a beginner starting with basic HSK 1 vocabulary or an advanced learner tackling HSK 6, Little Red Tools helps you efficiently memorize and retain Chinese words through scientifically-proven spaced repetition techniques.
Start building your Chinese vocabulary today and make every study session count!