VVFit functions as a complementary app designed to enhance the capabilities of the tg28 pro smartwatch, a proprietary creation of the company. By establishing a Bluetooth connection through the VVFit program, users gain direct access to real-time updates and insights from the tg28 pro smartwatch. This synergy empowers users to effortlessly monitor vital health metrics, such as exercise data, heart rate, blood pressure, sleep patterns, body temperature, and blood oxygen levels. Furthermore, users can conveniently view text messages and incoming calls directly on the watch.

The app's utility extends beyond communication. It integrates essential features that amplify the tg28 pro smartwatch's usefulness. Notably, the integration of call-related functionalities stands out. By obtaining call recording permissions and establishing a Bluetooth link, the smartwatch can display caller information and allow users to manage calls directly from the watch. Users can also sync their address book through the app and facilitate calls from the smartwatch.