The app offers exclusive prices that are only available through its platform. Users can purchase top-up vouchers for various Taiwan mobile phone providers directly from the app. The payment can be made at 7-11 convenience stores across Taiwan. Once the purchase is made, it will be automatically confirmed and processed. Users can access their vouchers directly within the application after payment. The app provides 24/7 service for its users.

For more information and to get in touch with the app, users can visit their website. They can also connect with the app through their Facebook and Instagram accounts, with the username "hokimobiletaiwan". Additionally, users can reach out to the app through the LINE account, with the username "@hokishop". These channels provide a way for users to stay updated and get in touch with the app for any inquiries or assistance they may need.