Wengu: HSK Chinese Flashcards

Remember Chinese, forever. Wengu is the HSK flashcard app that schedules every word on your memory, not on a calendar. Powered by FSRS-6, the open-source algorithm Anki now ships by default, it brings a word back on the day you were about to forget it. Not a day early, not a week late. Start free with HSK 1 and HSK 2, forever. No ads, no clock, no card on file. WHY WORDS STAY Every card carries three numbers. Stability is how long the word survives in your head. Difficulty is how much work it costs you. Retrievability is the odds you recall it right now. FSRS-6 updates all three from your own answers, so the schedule follows your forgetting curve, not an average learner's. You review less and remember more, and a forecast chart shows exactly what tomorrow will ask of you. THE WHOLE HSK, ONE APP • 11,000 HSK 3.0 words across all seven bands, HSK 1–6 and the 7–9 band, plus the classic HSK…