Boi tinh yeu is a free lifestyle app developed by Tony Bui for Android users. It is a love fortune-telling app that provides users with information based on various criteria such as Ngũ hành, Mệnh, Can Chi, Tên, and more. The app claims to provide accurate information regarding love and relationships.

The app is designed to be a fun and entertaining way to pass the time and get insights into your love life. However, it should be noted that the results provided by the app are not always 100% accurate and should not be taken as professional advice. Overall, Boi tinh yeu is a great app for those looking for a fun way to explore their love life and gain some insights into their relationships.