Free Chinese learning tools
Free tools and experiments for learning and teaching Chinese: vocabulary and HSK statistics, a pinyin annotation editor and more.

Chinese annotation editor
Paste or type Chinese and get pinyin, word splitting and a popup dictionary instantly. Try the hao2learn lesson editor with audio, pictures and exercises — no sign-up required.

Chinese word statistics
Learn by HSK level or learn the most common words first? See how much spoken and written Chinese each one lets you understand, level by level.