Mobile Apps · Digital Services

Useful digital products, built with a practical point of view.

Rich-Choi Studio develops mobile applications and digital services designed to solve everyday problems simply and clearly.

About Rich-Choi Studio

We build and operate mobile applications and web-based services with an emphasis on usability, reliability, and straightforward user experiences.

What we do Mobile app development · Digital services · Product operation

Apps & Services

Products currently developed and operated by Rich-Choi Studio.

Community · Shopping

Vemunity (베뮤니티)

A community and shopping service designed for Vietnamese residents in Korea, combining useful local information with convenient product browsing and ordering.

Productivity

Customer Note (고객노트)

A lightweight customer-management app for organizing customer information and schedules in one place.

Game

Arrowblock

A mobile puzzle game focused on simple rules, quick sessions, and progressively challenging play.

Contact

For product, partnership, or support inquiries, contact Rich-Choi Studio by email.