We build simple, clean, and helpful apps for people learning Chinese. No clutter, just tools that work.
"Writing it once is better than reading it ten times."
Learning to write Chinese characters doesn't have to be scary. Hanzi Writer helps you master every stroke with real-time feedback. It's like having a patient teacher right in your pocket.
Visual guides show you exactly how to write. Practice until it feels natural.
HSK, YCT, or daily topics. Want more? Use AI to build custom lessons.
See a character? Scan it with our OCR camera. Or import decks from Anki.
Collect the characters you find difficult and practice them anytime.
We are Yibai Online (Yunhe Qu Yibai Wangluo Bianlidian), a small team that loves building apps for language learners.
Learning Chinese is a long journey. We want to make it a little smoother by creating tools that are easy to use and actually helpful. We focus on the small details so you can focus on your progress.