Learn Chinese Vocabulary Efficiently
VocaFlow helps you learn Chinese vocabulary using the scientifically proven spaced repetition method (SM2 algorithm).
Spaced Repetition
Learn efficiently with SM2 algorithm that schedules reviews at optimal intervals based on your performance.
Track Progress
Visual charts help you track your learning progress and motivate you to keep up with your studies.
Chinese to Vietnamese
Specially designed for Vietnamese speakers learning Chinese characters, with pinyin pronunciation.