TNKH is a free Android app developed by 30Shine, a popular salon chain. The app is designed to enhance the customer experience by providing useful information and features. With TNKH, customers can easily book appointments, view services and prices, find nearby salons, and access exclusive promotions.

The app's user interface is simple and intuitive, making it easy for customers to navigate. The booking process is straightforward and allows customers to select their preferred salon, service, date, and time. TNKH also includes a loyalty program that rewards customers with points for each visit and allows them to redeem their points for free services.

Overall, TNKH is a useful app for customers of 30Shine salons. It provides a convenient way to book appointments, access salon information, and earn rewards. The app is free to download and use, and is available on the Google Play Store.