티머니 갤럭시워치 is a payment service that allows users to use their Galaxy watches (gear) with NFC support as T-money cards. By connecting the watch to an Android smartphone, users can make payments without opening any apps or turning on the screen. Charging can be done at offline charging stations such as subway stations or convenience stores, as well as through the app. The app also offers convenient features such as real-time usage history and T-mileage accumulation when using T-money cards. With a wide range of supported transportation and retail businesses, the service provides a seamless payment experience for users. To use the service, users need to install separate apps for their smartphones and Galaxy watches. For any inquiries, users can contact the T-money customer center.