Niki is a free Android app developed by Wong Wun Yuen. It falls under the Lifestyle category and provides a platform for people with similar interests to connect and communicate. The app offers a chat community where users can interact with each other and share products, ideas, and opinions.

The app is user-friendly and easy to navigate, with a simple and intuitive interface. Niki is a great way to meet new people and discover new interests. Users can join different interest communities and find like-minded individuals to chat with. The app also allows users to share their favorite products and ideas, making it a great platform for discovering new things. Overall, Niki is a fun and engaging app that offers a unique way to connect with others who share your interests.