Twelve free Chinese tools, one knowledge base.
Each tool reads from the same structured dataset — characters, words, grammar points, HSK vocabulary, pinyin, stroke order, usage examples. The answer you get from one tool is never out of step with another.
Click any seal. Mix free browser-only tools (no signup) with AI-assisted tools that need an account.
Convert Chinese text to pinyin — tone marks or numeric tones.
Break a character into semantic + phonetic components.
Tokens · grammar · HSK level · difficulty, in one shot.
Surface mistakes with clear explanations.
Estimate HSK level of any text + rewrite to a target.
A placement test covering HSK 1–2.
Find the right classifier (量词) for any noun.
Generate example sentences at any HSK level.
Rewrite Chinese text at HSK 2 / 3 / 4 / 5.
Tools that run entirely in your browser. No upload, no signup, no API key needed.
LLM-powered tools, free up to a daily quota. Sign in (top-right) to track usage. Same Knowledge Base underneath.
Every tool also has a v1 HTTP endpoint. Get an API key for free. Read the docs.