Hack Chinese is an online platform designed to help learners effectively master Chinese vocabulary through a spaced repetition system. It focuses on enabling users to retain words and phrases by adapting to their individual learning pace and needs. The platform offers a dynamic and personalized vocabulary learning experience that tracks progress and optimizes review cycles to enhance memory retention. With a user-friendly interface and a comprehensive range of vocabulary lists, Hack Chinese supports both beginner and advanced learners in building and maintaining their Chinese language skills.