HiyaU is a lifestyle app developed by supeishan for Android users. It is a privacy-focused app that provides a do not disturb mode to help users have a more private space. The app is free to use and does not require any sign-up, as users can log in directly with their Facebook account.

HiyaU is a safe and healthy app that prohibits cheating and strictly keeps personal information confidential. The app is equipped with professional customer service to help users find and solve any issues they may encounter. The operation of the app is simple, and it contains various contents that users can explore. Additionally, the app has a strict audit mechanism that eliminates any unhealthy speech. HiyaU also has a variety of expressions to make the user experience more fun and engaging.