Yun
Warm and creative. Teaches Mandarin through stories and imagination.
See It in Action
Koala College is an iOS app where you learn Thai, Mandarin, and Polish through real voice conversations with AI tutors.
About Yun
A children's book author from Beijing who believes every language lesson should tell a story. Yun is warm, creative, and teaches Mandarin through narratives — folk tales, everyday stories, and imaginative scenarios. She makes grammar feel natural by embedding it in stories you actually want to follow.
How It Works
Download the App
Get Koala College from the App Store and create your free account.
Choose Your Language & Tutor
Pick Thai, Mandarin, or Polish and select a tutor whose teaching style fits you best.
Start Talking
Have natural voice conversations with your AI tutor. Practice, get corrections, and build confidence.
Ready to Start Learning?
Download Koala College and start practicing with Yun today.
Download on the App StoreFree to download. Available on iOS.
More Mandarin Chinese Tutors
Try a different teaching style for Mandarin Chinese.
Explore Other Languages
Tutors for Thai, Mandarin Chinese, and Polish.
Somchai
🇹🇭 ThaiWarm and funny. Builds strong foundations with puns, stories, and patience.
Nari
🇹🇭 ThaiEnergetic and casual. Teaches real-world Thai through everyday scenarios.
Aroon
🇹🇭 ThaiCalm and immersive. Teaches Thai through culture, history, and mindset.
Kasia
🇵🇱 PolishEndlessly patient. Breaks complex Polish grammar into manageable steps.
Marek
🇵🇱 PolishFunny and energetic. Makes Polish grammar memorable through humor.
Zofia
🇵🇱 PolishIntellectually challenging. Teaches Polish through history and culture.