OOIN · 우인 · Topic Matching Social App

OOIN Features | Topic Matching, Real-Time Chat, Feed Community

Explore OOIN features including topic matching, interest-based chat, real-time chatrooms, social feeds, profile connections, and community discovery.

OOIN is a social networking app that connects people through interest-based topic matching, real-time chat, and feed communities.

Start OOIN Today

Why OOIN?

Discover the core features of OOIN — a social experience centered around your interests.

OOIN Topic Matching screenshot

Topic Matching

Choose a topic you're interested in, and you'll be automatically matched with someone who shares the same interest. No more awkward first conversations!

OOIN Real-time Chat screenshot

Real-time Chat

Enjoy instant communication with WebSocket-powered real-time chat. Exchange text and images for deeper connections.

OOIN Feed & Community screenshot

Feed & Community

Share moments on your feed and engage with others' stories. Like, comment, and bookmark your favorites.

OOIN Premium screenshot

Premium

Unlock more matching opportunities, expanded chatroom limits, premium badges, and other exclusive benefits.