우단앱

Udan App is a direct transaction app exclusively for apartment complexes, allowing residents to trade used goods only with each other.

Key Features:
- In-complex Used Goods Trading: Meet in person for transactions without shipping fees
- Talent Market: Share talents among residents, such as appliance repair, caregiving, and education
- Lost and Found Board: Register and locate lost items within the complex
- Real-time Chat: Quick transactions via 1:1 chat with sellers
- Easy Sign-up: Sign up using only a nickname and street address