Haiz is a free Android app developed by haiz brasil, categorized under Lifestyle with a focus on Sports. The app offers a range of features to enhance your fitness and well-being. Users can pair and maintain connectivity with various Smartwatch models such as B57 and ZL54CJ.

The app provides functionalities for fitness checks, tracking calories, distance data, and setting fitness goals. It also monitors sleep quality, allows for setting alarms, and tracks sleep duration. Additionally, detailed graphical analysis is available to help users improve their training routines. Haiz enables users to manage their synchronized smartwatches, configure notifications, and perform updates. Moreover, users can receive alerts for incoming calls, SMS, and notifications from popular third-party apps like Facebook, Whatsapp, Twitter, and Instagram.